Run ID 作者 问题 语言 测评结果 Time Memory 代码长度 提交时间
100591 冯瀚翔 09闰年第n个月有多少天 C++ Compile Error 0 MS 0 KB 667 2024-12-08 14:55:51

Tests(0/0):

Code:

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

Run Info:

Main.cc: In function 'int main()':
Main.cc:5:5: error: 'cin' was not declared in this scope
     cin >>a;
     ^
Main.cc:8:8: error: 'cout' was not declared in this scope
        cout<<31;
        ^