1 | // |
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2 | // Cforall Version 1.0.0 Copyright (C) 2016 University of Waterloo |
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3 | // |
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4 | // The contents of this file are covered under the licence agreement in the |
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5 | // file "LICENCE" distributed with Cforall. |
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6 | // |
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7 | // gmp -- |
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8 | // |
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9 | // Author : Peter A. Buhr |
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10 | // Created On : Tue Apr 19 08:43:43 2016 |
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11 | // Last Modified By : Peter A. Buhr |
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12 | // Last Modified On : Fri Jul 7 09:33:20 2017 |
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13 | // Update Count : 15 |
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14 | // |
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15 | |
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16 | // https://gmplib.org/gmp-man-6.1.1.pdf |
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17 | |
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18 | #pragma once |
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19 | |
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20 | #include <gmp.h> // GNU multi-precise integers |
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21 | #include <fstream> // sout |
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22 | |
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23 | struct Int { mpz_t mpz; }; // wrap GMP implementation |
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24 | |
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25 | // constructor |
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26 | static inline void ?{}( Int & this ) { mpz_init( this.mpz ); } |
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27 | static inline void ?{}( Int & this, Int init ) { mpz_init_set( this.mpz, init.mpz ); } |
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28 | static inline void ?{}( Int & this, zero_t ) { mpz_init_set_si( this.mpz, 0 ); } |
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29 | static inline void ?{}( Int & this, one_t ) { mpz_init_set_si( this.mpz, 1 ); } |
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30 | static inline void ?{}( Int & this, signed long int init ) { mpz_init_set_si( this.mpz, init ); } |
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31 | static inline void ?{}( Int & this, unsigned long int init ) { mpz_init_set_ui( this.mpz, init ); } |
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32 | static inline void ?{}( Int & this, const char * val ) { if ( mpz_init_set_str( this.mpz, val, 0 ) ) abort(); } |
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33 | static inline void ^?{}( Int & this ) { mpz_clear( this.mpz ); } |
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34 | |
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35 | // assignment |
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36 | static inline Int ?=?( Int & lhs, Int rhs ) { mpz_set( lhs.mpz, rhs.mpz ); return lhs; } |
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37 | static inline Int ?=?( Int & lhs, long int rhs ) { mpz_set_si( lhs.mpz, rhs ); return lhs; } |
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38 | static inline Int ?=?( Int & lhs, unsigned long int rhs ) { mpz_set_ui( lhs.mpz, rhs ); return lhs; } |
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39 | static inline Int ?=?( Int & lhs, const char * rhs ) { if ( mpz_set_str( lhs.mpz, rhs, 0 ) ) { printf( "invalid string conversion\n" ); abort(); } return lhs; } |
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40 | |
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41 | static inline char ?=?( char & lhs, Int rhs ) { char val = mpz_get_si( rhs.mpz ); lhs = val; return lhs; } |
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42 | static inline short int ?=?( short int & lhs, Int rhs ) { short int val = mpz_get_si( rhs.mpz ); lhs = val; return lhs; } |
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43 | static inline int ?=?( int & lhs, Int rhs ) { int val = mpz_get_si( rhs.mpz ); lhs = val; return lhs; } |
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44 | static inline long int ?=?( long int & lhs, Int rhs ) { long int val = mpz_get_si( rhs.mpz ); lhs = val; return lhs; } |
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45 | static inline unsigned char ?=?( unsigned char & lhs, Int rhs ) { unsigned char val = mpz_get_ui( rhs.mpz ); lhs = val; return lhs; } |
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46 | static inline unsigned short int ?=?( unsigned short int & lhs, Int rhs ) { unsigned short int val = mpz_get_ui( rhs.mpz ); lhs = val; return lhs; } |
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47 | static inline unsigned int ?=?( unsigned int & lhs, Int rhs ) { unsigned int val = mpz_get_ui( rhs.mpz ); lhs = val; return lhs; } |
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48 | static inline unsigned long int ?=?( unsigned long int & lhs, Int rhs ) { unsigned long int val = mpz_get_ui( rhs.mpz ); lhs = val; return lhs; } |
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49 | |
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50 | // conversions |
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51 | static inline long int narrow( Int val ) { return mpz_get_si( val.mpz ); } |
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52 | static inline unsigned long int narrow( Int val ) { return mpz_get_ui( val.mpz ); } |
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53 | |
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54 | // comparison |
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55 | static inline int ?==?( Int oper1, Int oper2 ) { return mpz_cmp( oper1.mpz, oper2.mpz ) == 0; } |
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56 | static inline int ?==?( Int oper1, long int oper2 ) { return mpz_cmp_si( oper1.mpz, oper2 ) == 0; } |
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57 | static inline int ?==?( long int oper2, Int oper1 ) { return mpz_cmp_si( oper1.mpz, oper2 ) == 0; } |
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58 | static inline int ?==?( Int oper1, unsigned long int oper2 ) { return mpz_cmp_ui( oper1.mpz, oper2 ) == 0; } |
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59 | static inline int ?==?( unsigned long int oper2, Int oper1 ) { return mpz_cmp_ui( oper1.mpz, oper2 ) == 0; } |
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60 | |
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61 | static inline int ?!=?( Int oper1, Int oper2 ) { return ! ( oper1 == oper2 ); } |
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62 | static inline int ?!=?( Int oper1, long int oper2 ) { return ! ( oper1 == oper2 ); } |
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63 | static inline int ?!=?( long int oper1, Int oper2 ) { return ! ( oper1 == oper2 ); } |
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64 | static inline int ?!=?( Int oper1, unsigned long int oper2 ) { return ! ( oper1 == oper2 ); } |
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65 | static inline int ?!=?( unsigned long int oper1, Int oper2 ) { return ! ( oper1 == oper2 ); } |
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66 | |
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67 | static inline int ?<?( Int oper1, Int oper2 ) { return mpz_cmp( oper1.mpz, oper2.mpz ) < 0; } |
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68 | static inline int ?<?( Int oper1, long int oper2 ) { return mpz_cmp_si( oper1.mpz, oper2 ) < 0; } |
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69 | static inline int ?<?( long int oper2, Int oper1 ) { return mpz_cmp_si( oper1.mpz, oper2 ) < 0; } |
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70 | static inline int ?<?( Int oper1, unsigned long int oper2 ) { return mpz_cmp_ui( oper1.mpz, oper2 ) < 0; } |
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71 | static inline int ?<?( unsigned long int oper2, Int oper1 ) { return mpz_cmp_ui( oper1.mpz, oper2 ) < 0; } |
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72 | |
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73 | static inline int ?<=?( Int oper1, Int oper2 ) { return mpz_cmp( oper1.mpz, oper2.mpz ) <= 0; } |
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74 | static inline int ?<=?( Int oper1, long int oper2 ) { return mpz_cmp_si( oper1.mpz, oper2 ) <= 0; } |
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75 | static inline int ?<=?( long int oper2, Int oper1 ) { return mpz_cmp_si( oper1.mpz, oper2 ) <= 0; } |
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76 | static inline int ?<=?( Int oper1, unsigned long int oper2 ) { return mpz_cmp_ui( oper1.mpz, oper2 ) <= 0; } |
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77 | static inline int ?<=?( unsigned long int oper2, Int oper1 ) { return mpz_cmp_ui( oper1.mpz, oper2 ) <= 0; } |
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78 | |
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79 | static inline int ?>?( Int oper1, Int oper2 ) { return ! ( oper1 <= oper2 ); } |
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80 | static inline int ?>?( Int oper1, long int oper2 ) { return ! ( oper1 <= oper2 ); } |
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81 | static inline int ?>?( long int oper1, Int oper2 ) { return ! ( oper1 <= oper2 ); } |
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82 | static inline int ?>?( Int oper1, unsigned long int oper2 ) { return ! ( oper1 <= oper2 ); } |
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83 | static inline int ?>?( unsigned long int oper1, Int oper2 ) { return ! ( oper1 <= oper2 ); } |
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84 | |
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85 | static inline int ?>=?( Int oper1, Int oper2 ) { return ! ( oper1 < oper2 ); } |
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86 | static inline int ?>=?( Int oper1, long int oper2 ) { return ! ( oper1 < oper2 ); } |
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87 | static inline int ?>=?( long int oper1, Int oper2 ) { return ! ( oper1 < oper2 ); } |
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88 | static inline int ?>=?( Int oper1, unsigned long int oper2 ) { return ! ( oper1 < oper2 ); } |
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89 | static inline int ?>=?( unsigned long int oper1, Int oper2 ) { return ! ( oper1 < oper2 ); } |
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90 | |
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91 | // arithmetic |
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92 | static inline Int +?( Int oper ) { Int pos; mpz_set( pos.mpz, oper.mpz ); return pos; } |
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93 | static inline Int -?( Int oper ) { Int neg; mpz_neg( neg.mpz, oper.mpz ); return neg; } |
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94 | static inline Int ~?( Int oper ) { Int comp; mpz_com( comp.mpz, oper.mpz ); return comp; } |
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95 | |
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96 | static inline Int ?&?( Int oper1, Int oper2 ) { Int conjunction; mpz_and( conjunction.mpz, oper1.mpz, oper2.mpz ); return conjunction; } |
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97 | static inline Int ?&?( Int oper1, long int oper2 ) { Int conjunction, temp; mpz_set_si( temp.mpz, oper2 ); mpz_and( conjunction.mpz, oper1.mpz, temp.mpz ); return conjunction; } |
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98 | static inline Int ?&?( long int oper1, Int oper2 ) { Int conjunction, temp; mpz_set_si( temp.mpz, oper1 ); mpz_and( conjunction.mpz, temp.mpz, oper2.mpz ); return conjunction; } |
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99 | static inline Int ?&?( Int oper1, unsigned long int oper2 ) { Int conjunction, temp; mpz_set_ui( temp.mpz, oper2 ); mpz_and( conjunction.mpz, oper1.mpz, temp.mpz ); return conjunction; } |
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100 | static inline Int ?&?( unsigned long int oper1, Int oper2 ) { Int conjunction, temp; mpz_set_ui( temp.mpz, oper1 ); mpz_and( conjunction.mpz, temp.mpz, oper2.mpz ); return conjunction; } |
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101 | static inline Int ?&=?( Int & lhs, Int rhs ) { return lhs = lhs & rhs; } |
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102 | |
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103 | static inline Int ?|?( Int oper1, Int oper2 ) { Int disjunction; mpz_ior( disjunction.mpz, oper1.mpz, oper2.mpz ); return disjunction; } |
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104 | static inline Int ?|?( Int oper1, long int oper2 ) { Int disjunction, temp; mpz_set_si( temp.mpz, oper2 ); mpz_ior( disjunction.mpz, oper1.mpz, temp.mpz ); return disjunction; } |
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105 | static inline Int ?|?( long int oper1, Int oper2 ) { Int disjunction, temp; mpz_set_si( temp.mpz, oper1 ); mpz_ior( disjunction.mpz, temp.mpz, oper2.mpz ); return disjunction; } |
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106 | static inline Int ?|?( Int oper1, unsigned long int oper2 ) { Int disjunction, temp; mpz_set_ui( temp.mpz, oper2 ); mpz_ior( disjunction.mpz, oper1.mpz, temp.mpz ); return disjunction; } |
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107 | static inline Int ?|?( unsigned long int oper1, Int oper2 ) { Int disjunction, temp; mpz_set_ui( temp.mpz, oper1 ); mpz_ior( disjunction.mpz, temp.mpz, oper2.mpz ); return disjunction; } |
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108 | static inline Int ?|=?( Int & lhs, Int rhs ) { return lhs = lhs | rhs; } |
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109 | |
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110 | static inline Int ?^?( Int oper1, Int oper2 ) { Int disjunction; mpz_xor( disjunction.mpz, oper1.mpz, oper2.mpz ); return disjunction; } |
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111 | static inline Int ?^?( Int oper1, long int oper2 ) { Int disjunction, temp; mpz_set_si( temp.mpz, oper2 ); mpz_ior( disjunction.mpz, oper1.mpz, temp.mpz ); return disjunction; } |
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112 | static inline Int ?^?( long int oper1, Int oper2 ) { Int disjunction, temp; mpz_set_si( temp.mpz, oper1 ); mpz_ior( disjunction.mpz, temp.mpz, oper2.mpz ); return disjunction; } |
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113 | static inline Int ?^?( Int oper1, unsigned long int oper2 ) { Int disjunction, temp; mpz_set_ui( temp.mpz, oper2 ); mpz_ior( disjunction.mpz, oper1.mpz, temp.mpz ); return disjunction; } |
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114 | static inline Int ?^?( unsigned long int oper1, Int oper2 ) { Int disjunction, temp; mpz_set_ui( temp.mpz, oper1 ); mpz_ior( disjunction.mpz, temp.mpz, oper2.mpz ); return disjunction; } |
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115 | static inline Int ?^=?( Int & lhs, Int rhs ) { return lhs = lhs ^ rhs; } |
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116 | |
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117 | static inline Int ?+?( Int addend1, Int addend2 ) { Int sum; mpz_add( sum.mpz, addend1.mpz, addend2.mpz ); return sum; } |
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118 | static inline Int ?+?( Int addend1, long int addend2 ) { Int sum; if ( addend2 >= 0 ) mpz_add_ui( sum.mpz, addend1.mpz, addend2 ); else mpz_sub_ui( sum.mpz, addend1.mpz, -addend2 ); return sum; } |
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119 | static inline Int ?+?( long int addend2, Int addend1 ) { Int sum; if ( addend2 >= 0 ) mpz_add_ui( sum.mpz, addend1.mpz, addend2 ); else mpz_sub_ui( sum.mpz, addend1.mpz, -addend2 ); return sum; } |
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120 | static inline Int ?+?( Int addend1, unsigned long int addend2 ) { Int sum; mpz_add_ui( sum.mpz, addend1.mpz, addend2 ); return sum; } |
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121 | static inline Int ?+?( unsigned long int addend2, Int addend1 ) { Int sum; mpz_add_ui( sum.mpz, addend1.mpz, addend2 ); return sum; } |
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122 | static inline Int ?+=?( Int & lhs, Int rhs ) { return lhs = lhs + rhs; } |
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123 | static inline Int ?+=?( Int & lhs, long int rhs ) { return lhs = lhs + rhs; } |
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124 | static inline Int ?+=?( Int & lhs, unsigned long int rhs ) { return lhs = lhs + rhs; } |
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125 | static inline Int ++?( Int & lhs ) { return lhs += 1; } |
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126 | static inline Int ?++( Int & lhs ) { Int ret = lhs; lhs += 1; return ret; } |
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127 | |
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128 | static inline Int ?-?( Int minuend, Int subtrahend ) { Int diff; mpz_sub( diff.mpz, minuend.mpz, subtrahend.mpz ); return diff; } |
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129 | static inline Int ?-?( Int minuend, long int subtrahend ) { Int diff; if ( subtrahend >= 0 ) mpz_sub_ui( diff.mpz, minuend.mpz, subtrahend ); else mpz_add_ui( diff.mpz, minuend.mpz, -subtrahend ); return diff; } |
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130 | static inline Int ?-?( long int minuend, Int subtrahend ) { Int diff; if ( subtrahend >= 0 ) mpz_ui_sub( diff.mpz, minuend, subtrahend.mpz ); else { mpz_add_ui( diff.mpz, subtrahend.mpz, -minuend ); mpz_neg( diff.mpz, diff.mpz ); } return diff; } |
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131 | static inline Int ?-?( Int minuend, unsigned long int subtrahend ) { Int diff; mpz_sub_ui( diff.mpz, minuend.mpz, subtrahend ); return diff; } |
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132 | static inline Int ?-?( unsigned long int minuend, Int subtrahend ) { Int diff; mpz_ui_sub( diff.mpz, minuend, subtrahend.mpz ); return diff; } |
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133 | static inline Int ?-=?( Int & lhs, Int rhs ) { return lhs = lhs - rhs; } |
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134 | static inline Int ?-=?( Int & lhs, long int rhs ) { return lhs = lhs - rhs; } |
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135 | static inline Int ?-=?( Int & lhs, unsigned long int rhs ) { return lhs = lhs - rhs; } |
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136 | static inline Int --?( Int & lhs ) { return lhs -= 1; } |
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137 | static inline Int ?--( Int & lhs ) { Int ret = lhs; lhs -= 1; return ret; } |
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138 | |
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139 | static inline Int ?*?( Int multiplicator, Int multiplicand ) { Int product; mpz_mul( product.mpz, multiplicator.mpz, multiplicand.mpz ); return product; } |
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140 | static inline Int ?*?( Int multiplicator, long int multiplicand ) { Int product; mpz_mul_si( product.mpz, multiplicator.mpz, multiplicand ); return product; } |
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141 | static inline Int ?*?( long int multiplicand, Int multiplicator ) { Int product; mpz_mul_si( product.mpz, multiplicator.mpz, multiplicand ); return product; } |
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142 | static inline Int ?*?( Int multiplicator, unsigned long int multiplicand ) { Int product; mpz_mul_ui( product.mpz, multiplicator.mpz, multiplicand ); return product; } |
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143 | static inline Int ?*?( unsigned long int multiplicand, Int multiplicator ) { Int product; mpz_mul_ui( product.mpz, multiplicator.mpz, multiplicand ); return product; } |
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144 | static inline Int ?*=?( Int & lhs, Int rhs ) { return lhs = lhs * rhs; } |
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145 | static inline Int ?*=?( Int & lhs, long int rhs ) { return lhs = lhs * rhs; } |
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146 | static inline Int ?*=?( Int & lhs, unsigned long int rhs ) { return lhs = lhs * rhs; } |
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147 | |
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148 | // some code for operators "/" and "%" taken from g++ gmpxx.h |
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149 | static inline Int ?/?( Int dividend, Int divisor ) { Int quotient; mpz_tdiv_q( quotient.mpz, dividend.mpz, divisor.mpz ); return quotient; } |
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150 | static inline Int ?/?( Int dividend, unsigned long int divisor ) { Int quotient; mpz_tdiv_q_ui( quotient.mpz, dividend.mpz, divisor ); return quotient; } |
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151 | static inline Int ?/?( unsigned long int dividend, Int divisor ) { |
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152 | Int quotient; |
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153 | if ( mpz_sgn( divisor.mpz ) >= 0 ) { |
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154 | if ( mpz_fits_ulong_p( divisor.mpz ) ) |
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155 | mpz_set_ui( quotient.mpz, dividend / mpz_get_ui( divisor.mpz ) ); |
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156 | else |
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157 | mpz_set_ui( quotient.mpz, 0 ); |
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158 | } else { |
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159 | mpz_neg( quotient.mpz, divisor.mpz ); |
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160 | if ( mpz_fits_ulong_p( quotient.mpz ) ) { |
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161 | mpz_set_ui( quotient.mpz, dividend / mpz_get_ui( quotient.mpz ) ); |
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162 | mpz_neg( quotient.mpz, quotient.mpz ); |
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163 | } else |
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164 | mpz_set_ui( quotient.mpz, 0 ); |
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165 | } // if |
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166 | return quotient; |
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167 | } // ?/? |
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168 | static inline Int ?/?( Int dividend, long int divisor ) { |
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169 | Int quotient; |
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170 | if ( divisor >= 0 ) |
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171 | mpz_tdiv_q_ui( quotient.mpz, dividend.mpz, divisor ); |
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172 | else { |
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173 | mpz_tdiv_q_ui( quotient.mpz, dividend.mpz, -divisor ); |
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174 | mpz_neg( quotient.mpz, quotient.mpz ); |
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175 | } // if |
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176 | return quotient; |
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177 | } // ?/? |
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178 | static inline Int ?/?( long int dividend, Int divisor ) { |
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179 | Int quotient; |
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180 | if ( mpz_fits_slong_p( divisor.mpz ) ) |
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181 | mpz_set_si( quotient.mpz, dividend / mpz_get_si( divisor.mpz ) ); |
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182 | else { |
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183 | // if divisor is bigger than a long then the quotient must be zero, unless dividend==LONG_MIN and |
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184 | // dividend==-LONG_MIN in which case the quotient is -1 |
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185 | mpz_set_si( quotient.mpz, mpz_cmpabs_ui( divisor.mpz, (dividend >= 0 ? dividend : -dividend)) == 0 ? -1 : 0 ); |
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186 | } // if |
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187 | return quotient; |
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188 | } // ?/? |
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189 | static inline Int ?/=?( Int & lhs, Int rhs ) { return lhs = lhs / rhs; } |
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190 | static inline Int ?/=?( Int & lhs, long int rhs ) { return lhs = lhs / rhs; } |
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191 | static inline Int ?/=?( Int & lhs, unsigned long int rhs ) { return lhs = lhs / rhs; } |
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192 | |
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193 | static inline [ Int, Int ] div( Int dividend, Int divisor ) { Int quotient, remainder; mpz_fdiv_qr( quotient.mpz, remainder.mpz, dividend.mpz, divisor.mpz ); return [ quotient, remainder ]; } |
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194 | static inline [ Int, Int ] div( Int dividend, unsigned long int divisor ) { Int quotient, remainder; mpz_fdiv_qr_ui( quotient.mpz, remainder.mpz, dividend.mpz, divisor ); return [ quotient, remainder ]; } |
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195 | |
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196 | static inline Int ?%?( Int dividend, Int divisor ) { Int remainder; mpz_tdiv_r( remainder.mpz, dividend.mpz, divisor.mpz ); return remainder; } |
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197 | static inline Int ?%?( Int dividend, unsigned long int divisor ) { Int remainder; mpz_tdiv_r_ui( remainder.mpz, dividend.mpz, divisor ); return remainder; } |
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198 | static inline Int ?%?( unsigned long int dividend, Int divisor ) { |
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199 | Int remainder; |
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200 | if ( mpz_sgn( divisor.mpz ) >= 0 ) { |
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201 | if ( mpz_fits_ulong_p( divisor.mpz ) ) |
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202 | mpz_set_ui( remainder.mpz, dividend % mpz_get_ui( divisor.mpz ) ); |
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203 | else |
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204 | mpz_set_ui( remainder.mpz, dividend ); |
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205 | } else { |
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206 | mpz_neg( remainder.mpz, divisor.mpz ); |
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207 | if ( mpz_fits_ulong_p( remainder.mpz ) ) |
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208 | mpz_set_ui( remainder.mpz, dividend % mpz_get_ui( remainder.mpz ) ); |
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209 | else |
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210 | mpz_set_ui( remainder.mpz, dividend ); |
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211 | } // if |
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212 | return remainder; |
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213 | } // ?%? |
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214 | static inline Int ?%?( Int dividend, long int divisor ) { |
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215 | Int remainder; |
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216 | mpz_tdiv_r_ui( remainder.mpz, dividend.mpz, (divisor >= 0 ? divisor : -divisor)); |
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217 | return remainder; |
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218 | } // ?%? |
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219 | static inline Int ?%?( long int dividend, Int divisor ) { |
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220 | Int remainder; |
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221 | if ( mpz_fits_slong_p( divisor.mpz ) ) |
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222 | mpz_set_si( remainder.mpz, dividend % mpz_get_si( divisor.mpz ) ); |
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223 | else { |
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224 | // if divisor is bigger than a long then the remainder is dividend unchanged, unless dividend==LONG_MIN and |
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225 | // dividend==-LONG_MIN in which case the remainder is 0 |
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226 | mpz_set_si( remainder.mpz, mpz_cmpabs_ui( divisor.mpz, (dividend >= 0 ? dividend : -dividend)) == 0 ? 0 : dividend); |
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227 | } // if |
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228 | return remainder; |
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229 | } // ?%? |
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230 | static inline Int ?%=?( Int & lhs, Int rhs ) { return lhs = lhs % rhs; } |
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231 | static inline Int ?%=?( Int & lhs, long int rhs ) { return lhs = lhs % rhs; } |
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232 | static inline Int ?%=?( Int & lhs, unsigned long int rhs ) { return lhs = lhs % rhs; } |
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233 | |
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234 | static inline Int ?<<?( Int shiften, mp_bitcnt_t shift ) { Int shifted; mpz_mul_2exp( shifted.mpz, shiften.mpz, shift ); return shifted; } |
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235 | static inline Int ?<<=?( Int & lhs, mp_bitcnt_t shift ) { return lhs = lhs << shift; } |
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236 | static inline Int ?>>?( Int shiften, mp_bitcnt_t shift ) { Int shifted; mpz_fdiv_q_2exp( shifted.mpz, shiften.mpz, shift ); return shifted; } |
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237 | static inline Int ?>>=?( Int & lhs, mp_bitcnt_t shift ) { return lhs = lhs >> shift; } |
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238 | |
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239 | // number functions |
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240 | static inline Int abs( Int oper ) { Int positive; mpz_abs( positive.mpz, oper.mpz ); return positive; } |
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241 | static inline Int fact( unsigned long int N ) { Int factorial; mpz_fac_ui( factorial.mpz, N ); return factorial; } |
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242 | static inline Int gcd( Int oper1, Int oper2 ) { Int gcdret; mpz_gcd( gcdret.mpz, oper1.mpz, oper2.mpz ); return gcdret; } |
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243 | static inline Int pow( Int base, unsigned long int exponent ) { Int power; mpz_pow_ui( power.mpz, base.mpz, exponent ); return power; } |
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244 | static inline Int pow( unsigned long int base, unsigned long int exponent ) { Int power; mpz_ui_pow_ui( power.mpz, base, exponent ); return power; } |
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245 | static inline void srandom( gmp_randstate_t state ) { gmp_randinit_default( state ); } |
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246 | static inline Int random( gmp_randstate_t state, mp_bitcnt_t n ) { Int rand; mpz_urandomb( rand.mpz, state, n ); return rand; } |
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247 | static inline Int random( gmp_randstate_t state, Int n ) { Int rand; mpz_urandomm( rand.mpz, state, n.mpz ); return rand; } |
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248 | static inline Int random( gmp_randstate_t state, mp_size_t max_size ) { Int rand; mpz_random( rand.mpz, max_size ); return rand; } |
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249 | static inline int sgn( Int oper ) { return mpz_sgn( oper.mpz ); } |
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250 | static inline Int sqrt( Int oper ) { Int root; mpz_sqrt( root.mpz, oper.mpz ); return root; } |
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251 | |
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252 | // I/O |
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253 | static inline forall( dtype istype | istream( istype ) ) |
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254 | istype * ?|?( istype * is, Int * mp ) { |
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255 | gmp_scanf( "%Zd", mp ); |
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256 | return is; |
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257 | } // ?|? |
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258 | |
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259 | static inline forall( dtype ostype | ostream( ostype ) ) |
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260 | ostype * ?|?( ostype * os, Int mp ) { |
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261 | if ( sepPrt( os ) ) fmt( os, "%s", sepGetCur( os ) ); |
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262 | gmp_printf( "%Zd", mp.mpz ); |
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263 | sepOn( os ); |
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264 | return os; |
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265 | } // ?|? |
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266 | |
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267 | // Local Variables: // |
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268 | // mode: c // |
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269 | // tab-width: 4 // |
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270 | // End: // |
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