Run id: 155873

Main.cc:10:12: error: empty character constant
   if(a[i]!='')sum++;
            ^
Main.cc: In function 'int main()':
Main.cc:8:13: error: 's' was not declared in this scope
  len=strlen(s);
             ^
Main.cc:9:16: error: ISO C++ forbids comparison between pointer and integer [-fpermissive]
  for(int i=0;i