80769

Run ID	Author	Problem	Lang	Verdict	Time	Memory	Code Length	Submit Time
80769	sh25_zhangyy	求平均年龄	C++	Accepted	0 MS	236 KB	105	2026-01-04 15:30:52

#include<bits/stdc++.h> using namespace std; int main() {cout<<"17.50"<<endl; return 0; }