Problem	lunchbox
User	JonahKoh
Submission Time	2025-04-23 16:08:15
Score	0
Max Time	N/A
Max Memory	N/A

Compile Error

lunchbox.cpp: In function ‘int main()’:
lunchbox.cpp:13:2: error: ‘sort’ was not declared in this scope; did you mean ‘qsort’?
13 | sort(arr,arr+n);
| ^~~~
| qsort
lunchbox.cpp:14:2: error: ‘ans’ was not declared in this scope; did you mean ‘abs’?
14 | ans=0;
| ^~~
| abs
lunchbox.cpp:16:8: error: ‘a’ was not declared in this scope
16 | ans+=a[i];
| ^