Problem	prefixsums
User	Prologue
Submission Time	2026-02-15 21:34:48
Score	0
Max Time	N/A
Max Memory	N/A

Compile Error

prefixsums.cpp:3:1: error: ‘cin’ does not name a type
3 | cin >> n >> q;
| ^~~
prefixsums.cpp:5:8: error: array bound is not an integer constant before ‘]’ token
5 | int a[n];
| ^
prefixsums.cpp:7:1: error: expected unqualified-id before ‘for’
7 | for (int i = 0; i < n; i++) { //input
| ^~~
prefixsums.cpp:7:17: error: ‘i’ does not name a type
7 | for (int i = 0; i < n; i++) { //input
| ^
prefixsums.cpp:7:24: error: ‘i’ does not name a type
7 | for (int i = 0; i < n; i++) { //input
| ^
prefixsums.cpp:13:15: error: array bound is not an integer constant before ‘]’ token
13 | int psum[n + 1];
| ^
prefixsums.cpp:15:1: error: ‘psum’ does not name a type
15 | psum[0] = 0;
| ^~~~
prefixsums.cpp:17:1: error: expected unqualified-id before ‘for’
17 | for (int i = 1; i <= n; i++