---

Lỗi biên dịch:

Main.cc: In function ‘int main()’:
Main.cc:8:5: error: ‘string’ was not declared in this scope
     string a,b; 
     ^~~~~~
Main.cc:8:5: note: suggested alternative: ‘stdin’
     string a,b; 
     ^~~~~~
     stdin
Main.cc:9:5: error: ‘cin’ was not declared in this scope
     cin>>a>>b;
     ^~~
Main.cc:9:5: note: suggested alternative: ‘sin’
     cin>>a>>b;
     ^~~
     sin
Main.cc:9:10: error: ‘a’ was not declared in this scope
     cin>>a>>b;
          ^
Main.cc:9:13: error: ‘b’ was not declared in this scope
     cin>>a>>b;
             ^
Main.cc:11:12: error: expected ‘;’ before ‘tmp’
     string tmp="";
            ^~~
Main.cc:13:9: error: ‘tmp’ was not declared in this scope
         tmp+=a;
         ^~~
Main.cc:13:9: note: suggested alternative: ‘bcmp’
         tmp+=a;
         ^~~
         bcmp
Main.cc:15:8: error: ‘tmp’ was not declared in this scope
     if(tmp==b) cout<<"YES";
        ^~~
Main.cc:15:8: note: suggested alternative: ‘bcmp’
     if(tmp==b) cout<<"YES";
        ^~~
        bcmp
Main.cc:15:16: error: ‘cout’ was not declared in this scope
     if(tmp==b) cout<<"YES";
                ^~~~
Main.cc:15:16: note: suggested alternative: ‘cosl’
     if(tmp==b) cout<<"YES";
                ^~~~
                cosl
Main.cc:16:10: error: ‘cout’ was not declared in this scope
     else cout<<"NO"<