Problem	prefixsums
User	Arielhst
Submission Time	2026-05-16 09:58:58
Score	0
Max Time	N/A
Max Memory	N/A

Compile Error

prefixsums.cpp: In function ‘int main()’:
prefixsums.cpp:11:5: error: ‘vector’ was not declared in this scope
11 | vector<long long> prefix(N + 1, 0);
| ^~~~~~
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:11:12: error: expected primary-expression before ‘long’
11 | vector<long long> prefix(N + 1, 0);
| ^~~~
prefixsums.cpp:16:9: error: ‘prefix’ was not declared in this scope
16 | prefix[i] = prefix[i - 1] + x;
| ^~~~~~
prefixsums.cpp:23:17: error: ‘prefix’ was not declared in this scope
23 | cout << prefix[r] - prefix[l - 1] << '\n';
| ^~~~~~