Problem	penguingathering
User	Citric3thanol
Submission Time	2026-06-24 23:00:05
Score	0
Max Time	N/A
Max Memory	N/A

Compile Error

penguingathering.cpp: In function ‘int main()’:
penguingathering.cpp:11:11: error: expected initializer before ‘+=’ token
11 | int sum += (k - x[i]) * (k - x[i]);
| ^~
penguingathering.cpp:14:10: error: ‘sum’ was not declared in this scope
14 | cout << sum;
| ^~~