Changes in src/examples/sum.c [52f85e0:d3b7937]
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src/examples/sum.c (modified) (2 diffs)
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src/examples/sum.c
r52f85e0 rd3b7937 10 10 // Created On : Wed May 27 17:56:53 2015 11 11 // Last Modified By : Peter A. Buhr 12 // Last Modified On : Sat Feb 6 11:57:42201613 // Update Count : 1 8212 // Last Modified On : Thu Jan 28 17:05:53 2016 13 // Update Count : 130 14 14 // 15 15 … … 34 34 // Required to satisfy sumable as char does not have addition. 35 35 const char 0; 36 char ?+?( char t1, char t2 ) { return (int)t1 + t2; } // cast forces integer addition, otherwise recursion 37 char ?+=?( char *t1, char t2 ) { *t1 = *t1 + t2; return *t1; } 38 char ++?( char *t ) { *t += 1; return *t; } 39 char ?++( char *t ) { char temp = *t; *t += 1; return temp; } 36 char ?+?( char op1, char op2 ) { return (int)op1 + op2; } // cast forces integer addition or recursion 37 char ++?( char *op ) { *op += 1; return *op; } 38 char ?++( char *op ) { char temp = *op; *op += 1; return temp; } 40 39 41 40 int main( void ) { 42 41 const int low = 5, High = 15, size = High - low; 42 43 43 ofstream *sout = ofstream_stdout(); 44 44 45 char s = 0, a[size], v = low; 45 char s = 0, a[size]; 46 char v = low; 46 47 for ( int i = 0; i < size; i += 1, v += 1 ) { 47 48 s += v; 48 49 a[i] = v; 49 } // for50 } 50 51 sout | "sum from " | low | " to " | High | " is " 51 52 | (int)sum( size, a ) | ", check " | (int)s | endl; 52 53 53 int s = 0, a[size], v = low; 54 int s = 0, a[size]; 55 int v = low; 54 56 for ( int i = 0; i < size; i += 1, v += 1 ) { 55 57 s += (int)v; 56 58 a[i] = (int)v; 57 } // for59 } 58 60 sout | "sum from " | low | " to " | High | " is " 59 61 | sum( size, (int *)a ) | ", check " | (int)s | endl; 60 62 61 float s = 0.0, a[size], v = low / 10.0; 63 float s = 0.0, a[size]; 64 float v = low / 10.0; 62 65 for ( int i = 0; i < size; i += 1, v += 0.1f ) { 63 66 s += (float)v; 64 67 a[i] = (float)v; 65 } // for68 } 66 69 sout | "sum from " | low / 10.0 | " to " | High / 10.0 | " is " 67 70 | sum( size, (float *)a ) | ", check " | (float)s | endl; 68 71 69 double s = 0, a[size], v = low / 10.0; 72 double s = 0.0, a[size]; 73 double v = low / 10.0; 70 74 for ( int i = 0; i < size; i += 1, v += 0.1 ) { 71 75 s += (double)v; 72 76 a[i] = (double)v; 73 } // for77 } 74 78 sout | "sum from " | low / 10.0 | " to " | High / 10.0 | " is " 75 79 | sum( size, (double *)a ) | ", check " | (double)s | endl; 76 77 struct S { int i, j; } 0 = { 0, 0 }, 1 = { 1, 1 };78 S ?+?( S t1, S t2 ) { S s = { t1.i + t2.i, t1.j + t2.j }; return s; }79 S ?+=?( S *t1, S t2 ) { *t1 = *t1 + t2; return *t1; }80 S ++?( S *t ) { *t += 1; return *t; }81 S ?++( S *t ) { S temp = *t; *t += 1; return temp; }82 ofstream * ?|?( ofstream * os, S v ) { return os | v.i | ' ' | v.j; }83 84 S s = 0, a[size], v = { low, low };85 for ( int i = 0; i < size; i += 1, v += (S)1 ) {86 s += (S)v;87 a[i] = (S)v;88 } // for89 sout | "sum from " | low | " to " | High | " is "90 | sum( size, (S *)a ) | ", check " | (S)s | endl;91 80 } // main 92 81
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