Problem	lunchbox
User	YII1719
Submission Time	2023-11-09 10:47:40
Score	0
Max Time	N/A
Max Memory	N/A

Compile Error

lunchbox.cpp: In function ‘int main()’:
lunchbox.cpp:21:8: error: ‘k’ was not declared in this scope
21 | cout<<k-1;
| ^