View Compilation Error

0_0_30748930_18637.cpp: In function 'int main()':
0_0_30748930_18637.cpp:28:10: error: expected statement at end of input
   if (!ok)
          ^
0_0_30748930_18637.cpp:28:10: error: expected '}' at end of input
0_0_30748930_18637.cpp:28:10: error: expected '}' at end of input