Problem	prefixsums
User	anice
Submission Time	2026-02-18 15:53:27
Score	0
Max Time	N/A
Max Memory	N/A

Compile Error

prefixsums.cpp: In function ‘int main()’:
prefixsums.cpp:9:7: error: expected ‘;’ before ‘long’
9 | arr
| ^
| ;
10 | long long pre[N+1]; //0 to N
| ~~~~
prefixsums.cpp:13:8: error: ‘pre’ was not declared in this scope
13 | pre[i]=pre[i-1]+arr[i];
| ^~~
prefixsums.cpp:17:15: error: ‘pre’ was not declared in this scope
17 | cout<<pre[r]-pre[l-1]<<"\n";
| ^~~