139013

Run ID	作者	问题	语言	测评结果	Time	Memory	代码长度	提交时间
139013	毛君浩	09能否赴约	C++	Compile Error	0 MS	0 KB	445	2025-12-01 16:14:11

Tests(0/0):

Code:

using namespace std; int main(){ int a; cin>>a; switch(a){ case 1: cout<<"NO";break; case 2: cout<<"YES";break; case 3: cout<<"NO";break; case 4: cout<<"YES";break; case 5: cout<<"NO";break; case 6: cout<<"YES";break; case 7: cout<<"YES";break; } return 0; }

Run Info:

Main.cc: In function 'int main()':
Main.cc:4:4: error: 'cin' was not declared in this scope
    cin>>a; 
    ^
Main.cc:7:12: error: 'cout' was not declared in this scope
            cout<<"NO";break; 
            ^