View Compilation Error

0_0_25297137_15946.cpp: In function 'int manacher()':
0_0_25297137_15946.cpp:20:36: error: 'min' was not declared in this scope
   p[i] = mx>i ? min(p[2*id-i], mx-i):1;
                                    ^
0_0_25297137_15946.cpp: In function 'int main()':
0_0_25297137_15946.cpp:35:22: error: 'scanf' was not declared in this scope
  while(~scanf("%s", c)){
                      ^
0_0_25297137_15946.cpp:37:3: error: 'cout' was not declared in this scope
   cout<<manacher()<<endl;
   ^
0_0_25297137_15946.cpp:37:21: error: 'endl' was not declared in this scope
   cout<<manacher()<<endl;
                     ^