View Compilation Error

0_0_34392872_10599.cpp:19:13: error: stray '\243' in program
             if（a.size()<=3） break;
             ^
0_0_34392872_10599.cpp:19:13: error: stray '\250' in program
0_0_34392872_10599.cpp:19:13: error: stray '\243' in program
0_0_34392872_10599.cpp:19:13: error: stray '\251' in program
0_0_34392872_10599.cpp: In function 'int main()':
0_0_34392872_10599.cpp:19:17: error: expected '(' before 'a'
             if（a.size()<=3） break;
                 ^