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#include <stdio.h> #include "graphics.h" #include <time.h> #pragma comment(lib,"graphics.lib") char* chuyenSoThanhChu(int n) { char s[3] = { '\0' }; if (n < 9) { s[0] = '0'; itoa(n, s+1, 10); } else { itoa(n, s, 10); } return s; } int main() { initwindow(400, 400, "Test Time", 100, 100); time_t timeBegin = time(NULL); // Thoi gian moc char s[3]; rectangle(90, 90, 150, 125); while (!kbhit()) // Lap cho den khi nhan phim bat ki { int thoiGianChenhLech = (int)difftime(time(NULL), timeBegin); thoiGianChenhLech += 58; // test thu // Nho hon 60 if (thoiGianChenhLech < 60) { // in ra luon :v outtextxy(100, 100, "00"); outtextxy(120, 100, ":"); strcpy(s, chuyenSoThanhChu(thoiGianChenhLech)); outtextxy(127, 100, s); } else { strcpy(s, chuyenSoThanhChu(thoiGianChenhLech / 60));// Phut outtextxy(100, 100, s); outtextxy(120, 100, ":"); strcpy(s, chuyenSoThanhChu(thoiGianChenhLech % 60)); // Giay outtextxy(127, 100, s); } } closegraph(); return 0; }