View Compilation Error

0_0_39837653_23212.cpp:10:6: error: variable or field 'merge_set' declared void
   10 | void merge_set(x, y)
      |      ^~~~~~~~~
0_0_39837653_23212.cpp:10:16: error: 'x' was not declared in this scope
   10 | void merge_set(x, y)
      |                ^
0_0_39837653_23212.cpp:10:19: error: 'y' was not declared in this scope
   10 | void merge_set(x, y)
      |                   ^
0_0_39837653_23212.cpp: In function 'int main()':
0_0_39837653_23212.cpp:26:32: error: 'A' was not declared in this scope
   26 |                         cin >> A >> B;
      |                                ^
0_0_39837653_23212.cpp:26:37: error: 'B' was not declared in this scope
   26 |                         cin >> A >> B;
      |                                     ^
0_0_39837653_23212.cpp:27:25: error: 'merge_set' was not declared in this scope
   27 |                         merge_set(A, B);
      |                         ^~~~~~~~~