Run ID 作者 问题 语言 测评结果 Time Memory 代码长度 提交时间
1552 杨洋杰 09闰年第n个月有多少天 C++ Wrong Answer 0 MS 264 KB 516 2023-10-14 18:10:44

Tests(0/10):

Code:

#include<iostream> using namespace std; int main(){ int a; cin>>a; switch(a) { case 1: case 3: case 5: case 7: case 8: case 10: case 12: cout<<31; break; case 4: case 6: case 9: case 11: cout<<30; break; case 2: cout<<29; break; default: cout<<"invalid."<<endl; } return 0; }

Run Info:

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

0

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

Invalid.

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

invalid.