View Compilation Error

0_0_33600365_6359.cpp: In function 'long long int read()':
0_0_33600365_6359.cpp:13:19: error: expected ';' at end of input
     return f?-a:a%3
                   ^
0_0_33600365_6359.cpp:13:19: error: expected '}' at end of input