View Compilation Error

0_0_15356691_16043.cpp: In function 'int main()':
0_0_15356691_16043.cpp:16:29: error: 'strcmp' was not declared in this scope
         if(!strcmp(str,"END"))
                             ^
0_0_15356691_16043.cpp:26:33: error: 'strcmp' was not declared in this scope
         if(!strcmp(longstr,"END"))
                                 ^
0_0_15356691_16043.cpp:28:27: error: 'strlen' was not declared in this scope
         len=strlen(longstr);
                           ^
0_0_15356691_16043.cpp:37:21: error: 'cout' was not declared in this scope
                     cout<<translate[str];
                     ^