Problem	ballgame
User	leyi
Submission Time	2026-05-08 15:02:06
Score	0
Max Time	N/A
Max Memory	N/A

Compile Error

ballgame.cpp: In function ‘int ballgame(int, int, int, int*, int*)’:
ballgame.cpp:48:7: error: ‘c1’ was not declared in this scope; did you mean ‘c2’?
48 | sort(c1.begin(),c1.end());
| ^~
| c2