Problem	prefixsums
User	Ultraman425
Submission Time	2025-11-13 16:05:58
Score	0
Max Time	N/A
Max Memory	N/A

Compile Error

prefixsums.cpp: In function ‘int main()’:
prefixsums.cpp:10:5: error: ‘vector’ was not declared in this scope
10 | vector<int> arr(n);
| ^~~~~~
prefixsums.cpp:2:1: note: ‘std::vector’ is defined in header ‘<vector>’; did you forget to ‘#include <vector>’?
1 | #include <iostream>
+++ |+#include <vector>
2 | using namespace std;
prefixsums.cpp:10:12: error: expected primary-expression before ‘int’
10 | vector<int> arr(n);
| ^~~
prefixsums.cpp:15:10: error: ‘arr’ was not declared in this scope
15 | cin >> arr[i];
| ^~~
prefixsums.cpp:24:17: error: ‘arr’ was not declared in this scope
24 | result += arr[j];
| ^~~