View Compilation Error

0_0_27782179_10301.cpp:20:5: error: missing terminating " character
     if(judge(n,m)==1) cout<<""YES"<<endl;
     ^
0_0_27782179_10301.cpp: In function 'int main()':
0_0_27782179_10301.cpp:20:29: error: unable to find string literal operator 'operator""YES'
     if(judge(n,m)==1) cout<<""YES"<<endl;
                             ^