Problem	penguingathering
User	shaekpie
Submission Time	2026-06-24 15:31:43
Score	0
Max Time	N/A
Max Memory	N/A

Compile Error

penguingathering.cpp: In function ‘int main()’:
penguingathering.cpp:12:36: error: expected ‘)’ before ‘{’ token
12 | for (int i = 0; i<X.length(); i+=3 {
| ~ ^~
| )
penguingathering.cpp:14:12: error: ‘i’ is not a class, namespace, or enumeration
14 | sum += X[i::i+2];
| ^
penguingathering.cpp:21:21: error: ‘i’ is not a class, namespace, or enumeration
21 | total += (sum - X[i::i+2]) * (sum - X[i::i+2]);
| ^
penguingathering.cpp:21:41: error: ‘i’ is not a class, namespace, or enumeration
21 | total += (sum - X[i::i+2]) * (sum - X[i::i+2]);
| ^