View Compilation Error

0_0_36203079_13900.cpp: In function 'int main()':
0_0_36203079_13900.cpp:23:29: error: 'p' was not declared in this scope
         printf("%d %d %d\n",p,q,a[p-1][q-1]);
                             ^
0_0_36203079_13900.cpp:23:31: error: 'q' was not declared in this scope
         printf("%d %d %d\n",p,q,a[p-1][q-1]);
                               ^
0_0_36203079_13900.cpp: At global scope:
0_0_36203079_13900.cpp:25:5: error: expected unqualified-id before 'return'
     return 0;
     ^
0_0_36203079_13900.cpp:26:1: error: expected declaration before '}' token
 }
 ^