View Compilation Error

0_0_16810130_28467.cpp: In function 'int main()':
0_0_16810130_28467.cpp:8:5: error: 'cin' was not declared in this scope
     cin>>T;
     ^
0_0_16810130_28467.cpp:26:20: error: 'cout' was not declared in this scope
         if(cnt==0) cout<<"Alice"<<endl;
                    ^
0_0_16810130_28467.cpp:26:35: error: 'endl' was not declared in this scope
         if(cnt==0) cout<<"Alice"<<endl;
                                   ^
0_0_16810130_28467.cpp:27:14: error: 'cout' was not declared in this scope
         else cout<<"Bob"<<endl;
              ^
0_0_16810130_28467.cpp:27:27: error: 'endl' was not declared in this scope
         else cout<<"Bob"<<endl;
                           ^