rendered paste body#include <windows.h>#include <mmsystem.h>#include <stdio.h>#include <stdlib.h>#include <time.h>struct col { int x1, y1, x2, y2;};bool test(col const & c1, col const & c2) { if (c1.x1 > c2.x2 || c1.y1 > c2.y2 || c1.x2 < c2.x1 || c1.y2 < c2.y1) return false; return true;}int main () { TIMECAPS timecaps; timeGetDevCaps( &timecaps, sizeof(TIMECAPS) ); timeBeginPeriod(1); srand(time(NULL)); col* c = new col[1600]; for (int i = 0; i < 1600; ++i) { c[i].x1 = rand() % 640; c[i].y1 = rand() % 480; c[i].x2 = c[i].x1 + 32; c[i].y2 = c[i].y1 + 32; } int hit = 0; int start = timeGetTime(); for (int i = 0; i < 1600-1; ++i) { for (int j = i+1; j < 1600; ++j) { if(test(c[i], c[j])) hit++; } } int end = timeGetTime(); timeEndPeriod(timecaps.wPeriodMin); printf("%dhit\n", hit); printf("%dms\n", end - start); return 0;}