View Compilation Error

0_0_13985236_24252.cpp: In function 'int main()':
0_0_13985236_24252.cpp:54:9: error: 'cout' was not declared in this scope
         cout<<ans1<<" "<<ans2<<endl;
         ^
0_0_13985236_24252.cpp:54:32: error: 'endl' was not declared in this scope
         cout<<ans1<<" "<<ans2<<endl;
                                ^