"400 million repetitions" "C" "\\CFA{}" "\\CC{}" "\\CC{obj}" "push\nint" 2976 2225 1522 3266 "copy\nnt" 2932 7072 1526 3110 "clear\nint" 1380 731 750 1488 "pop\nint" 1444 1196 756 5156 "push\npair" 3695 2257 953 6840 "copy\npair" 6034 6650 994 7224 "clear\npair" 2832 848 742 3297 "pop\npair" 3009 5348 797 25235