View Compilation Error

0_0_17697404_4521.cpp: In function 'int main()':
0_0_17697404_4521.cpp:58:32: error: expected primary-expression at end of input
         if (b[i] == 7) b[i] = 4, 
                                ^
0_0_17697404_4521.cpp:58:32: error: expected '}' at end of input
0_0_17697404_4521.cpp:58:32: error: expected '}' at end of input
0_0_17697404_4521.cpp:58:32: error: expected '}' at end of input
0_0_17697404_4521.cpp:58:32: error: expected '}' at end of input