View Compilation Error

0_0_40087270_22105.cpp: In function 'int main()':
0_0_40087270_22105.cpp:53:36: error: expected ';' at end of input
   53 |                 } else cout << "NO"
      |                                    ^
      |                                    ;
0_0_40087270_22105.cpp:53:36: error: expected '}' at end of input
0_0_40087270_22105.cpp:50:41: note: to match this '{'
   50 |             for (int j = 0; j < p; j++) {
      |                                         ^
0_0_40087270_22105.cpp:53:36: error: expected '}' at end of input
   53 |                 } else cout << "NO"
      |                                    ^
0_0_40087270_22105.cpp:44:37: note: to match this '{'
   44 |         for (int i = 0; i < q; ++i) {
      |                                     ^
0_0_40087270_22105.cpp:53:36: error: expected '}' at end of input
   53 |                 } else cout << "NO"
      |                                    ^
0_0_40087270_22105.cpp:26:27: note: to match this '{'
   26 |     while (cin >> n >> m) {
      |                           ^
0_0_40087270_22105.cpp:53:36: error: expected '}' at end of input
   53 |                 } else cout << "NO"
      |                                    ^
0_0_40087270_22105.cpp:24:12: note: to match this '{'
   24 | int main() {
      |            ^