Problem	prefixsums
User	om2024
Submission Time	2025-08-21 17:27:41
Score	0
Max Time	N/A
Max Memory	N/A

Compile Error

prefixsums.cpp: In function ‘int main()’:
prefixsums.cpp:6:2: error: ‘arr’ was not declared in this scope
6 | arr[n];
| ^~~