ac zhyf · 发布于 2025-09-14 · 浏览 346 回复 0 include<bits/stdc++.h> using namespace std; int main() { int n; cin>>n; int a,b,c; c = n%60; n = n/60; b = n%60; a = n/60; cout<<a<<":"<<b<<":"<<c; }
