Problem	lunchbox
User	noel
Submission Time	2024-06-19 14:28:37
Score	0
Max Time	N/A
Max Memory	N/A

Compile Error

lunchbox.cpp: In function ‘int main()’:
lunchbox.cpp:5:8: error: ‘value_type’ does not name a type
5 | const value_type
| ^~~~~~~~~~