View Compilation Error

1_714_207_2670.cpp: In function 'int main()':
1_714_207_2670.cpp:26:35: error: expected ']' before ')' token
             printf("%d ",aa[b[i].r);
                                   ^
1_714_207_2670.cpp:27:32: error: expected ']' before ')' token
         printf("%d\n",aa[b[i].r);
                                ^