View Compilation Error

0_0_21326025_492.cpp: In function 'int main()':
0_0_21326025_492.cpp:27:55: error: expected ';' before 'b'
         for(int i = 1 ; i <= m ; ++i) scanf("%d", b+i)b[i] += 2 ,pos[i] = i;
                                                       ^