View Compilation Error

0_0_23668584_10171.cpp: In function 'int main()':
0_0_23668584_10171.cpp:28:30: error: invalid use of member (did you forget the '&' ?)
        if(a[i].size() > a[j].size) break;
                              ^
0_0_23668584_10171.cpp:35:1: error: expected '}' at end of input
 }
 ^