Run ID 作者 问题 语言 测评结果 Time Memory 代码长度 提交时间
1553 杨洋杰 09闰年第n个月有多少天 C++ Accepted 0 MS 256 KB 516 2023-10-14 18:11:33

Tests(10/10):

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; }