View Compilation Error

0_0_13806420_29736.cpp:1:10: error: #include expects "FILENAME" or <FILENAME>
 #include 
          ^
0_0_13806420_29736.cpp: In function 'int main()':
0_0_13806420_29736.cpp:6:27: error: 'scanf' was not declared in this scope
  while(~scanf("%d%d",&m,&n))
                           ^
0_0_13806420_29736.cpp:10:15: error: 'puts' was not declared in this scope
    puts("none") ;
               ^
0_0_13806420_29736.cpp:15:4: error: expected ')' before '{' token
    {
    ^
0_0_13806420_29736.cpp:30:3: error: expected primary-expression before '}' token
   }
   ^