Problem	mountainjourney
User	mingze
Submission Time	2026-06-24 11:00:22
Score	0
Max Time	N/A
Max Memory	N/A

Compile Error

mountainjourney.cpp: In function ‘int main()’:
mountainjourney.cpp:16:23: error: ‘i’ was not declared in this scope
16 | vector<int> X = A[i];
| ^