Problem	lunchbox
User	LiuZq
Submission Time	2024-05-05 17:50:26
Score	0
Max Time	N/A
Max Memory	N/A

Compile Error

lunchbox.cpp: In function ‘int main()’:
lunchbox.cpp:15:12: error: ‘i’ was not declared in this scope
15 | sum+=arr[i];
| ^