Problem	ballgame
User	shoryu386
Submission Time	2024-12-14 01:57:20
Score	0
Max Time	N/A
Max Memory	N/A

Compile Error

ballgame.cpp: In member function ‘void node::update(int, int)’:
ballgame.cpp:54:26: error: ‘MOD’ was not declared in this scope
54 | val += v; val %= MOD;
| ^~~