View Compilation Error

0_0_30868044_17098.cpp: In function 'int main()':
0_0_30868044_17098.cpp:7:11: error: 'cin' was not declared in this scope
     while(cin>>sexy){
           ^
0_0_30868044_17098.cpp:18:13: error: 'cout' was not declared in this scope
             cout<<sexy[i];
             ^