Problem	prefixsums
User	Cat
Submission Time	2025-02-12 16:49:25
Score	0
Max Time	N/A
Max Memory	N/A

Compile Error

prefixsums.cpp: In function ‘int main()’:
prefixsums.cpp:7:2: error: expected initializer before ‘for’
7 | for (int i=0;i < n; i++){
| ^~~
prefixsums.cpp:7:15: error: ‘i’ was not declared in this scope
7 | for (int i=0;i < n; i++){
| ^
prefixsums.cpp:12:13: error: ‘a’ was not declared in this scope
12 | psum[i] = a[i-1]+psum[i-1];}
| ^
prefixsums.cpp:16:15: error: ‘r’ was not declared in this scope
16 | cout << psum[r]-psum[l-1] << endl;
| ^
prefixsums.cpp:16:23: error: ‘l’ was not declared in this scope
16 | cout << psum[r]-psum[l-1] << endl;
| ^