生椰拿铁 · 发布于 2026-04-21 · 浏览 189 回复 0

int m;
cin >> m;
int h = m / 3600;
m = m %  3600;
int f = m / 60;
m = m % 60;
printf ("%d:%d:%d", h, f, m);
return 0;