Problem	ballgame
User	popperoni
Submission Time	2025-02-12 14:55:43
Score	0
Max Time	N/A
Max Memory	N/A

Compile Error

ballgame.cpp: In member function ‘void node::up(int, int)’:
ballgame.cpp:89:17: error: ‘M’ was not declared in this scope
89 | l=new node(S,M);
| ^
ballgame.cpp: In member function ‘int node::qry(int, int)’:
ballgame.cpp:100:3: error: ‘prop’ was not declared in this scope
100 | prop();
| ^~~~