#include <iostream> using namespace std; int main() { int seconds; int h, m, s; cin >> seconds; h = seconds / 3600; m = (seconds % 3600) / 60; s = seconds - h * 3600 - m * 60; cout << h << " " << m << " " << s << endl; return 0; } // 64 位输出请用 printf("%lld")