Run id: 121308

Main.cc: In function 'int main()':
Main.cc:8:14: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
 for(int i=0;i<=s.length()/2;i++){
              ^
Main.cc: At global scope:
Main.cc:25:2: error: expected unqualified-id before 'return'
  return 0;
  ^
Main.cc:26:1: error: expected declaration before '}' token
 }
 ^