Run ID 作者 问题 语言 测评结果 Time Memory 代码长度 提交时间
146011 周润泽 09闰年第n个月有多少天 C++ Wrong Answer 0 MS 272 KB 557 2026-01-25 20:13:48

Tests(1/10):

Code:

#include<bits/stdc++.h> using namespace std; int main(){ long long a; cin>>a; if(a>12){ cout<<"Invalid."; }else if(a==1){ cout<<"31"; }else if(a==2){ cout<<"29"; }else if(a==3){ cout<<"31"; }else if(a==4){ cout<<"30"; }else if(a==5){ cout<<"31"; }else if(a==6){ cout<<"30"; }else if(a==7){ cout<<"31"; }else if(a==8){ cout<<"31"; }else if(a==9){ cout<<"30"; }else if(a==10){ cout<<"31"; }else if(a==11){ cout<<"30"; }else if(a==12){ cout<<"31"; } return 0; }

Run Info:

------Input------

0

------Answer-----

Invalid.

------Your output-----