registers.cpp: In function 'void construct_instructions(int, int, int, int)':
registers.cpp:6:5: error: 'append_move' was not declared in this scope
6 | append_move(2,1);
| ^~~~~~~~~~~
registers.cpp:8:5: error: 'apped_right' was not declared in this scope
8 | apped_right(1,1,k);
| ^~~~~~~~~~~
registers.cpp:10:5: error: 'append_left' was not declared in this scope
10 | append_left(2,2,n-k);
| ^~~~~~~~~~~
registers.cpp:11:5: error: 'append_right' was not declared in this scope
11 | append_right(2,2,n-k);
| ^~~~~~~~~~~~