Problem	lunchbox
User	noel
Submission Time	2024-06-19 14:18:24
Score	0
Max Time	N/A
Max Memory	N/A

Compile Error

lunchbox.cpp: In function ‘int main()’:
lunchbox.cpp:6:2: error: expected initializer before ‘using’
6 | using pii = pair<int,int>
| ^~~~~