Problem	prefixsums
User	mk123456
Submission Time	2025-06-17 15:47:18
Score	0
Max Time	N/A
Max Memory	N/A

Compile Error

prefixsums.cpp: In function ‘int main()’:
prefixsums.cpp:22:30: error: expected primary-expression before ‘<<’ token
22 | cout << sum[r] - sum[l-1]; << endl;
| ^~