Problem	fenwicktree
User	benji9736
Submission Time	2026-01-01 20:44:31
Score	0
Max Time	N/A
Max Memory	N/A

Compile Error

fenwicktree.cpp: In function ‘int main()’:
fenwicktree.cpp:79:30: error: ‘N’ was not declared in this scope
79 | seg.update(1, 0, N-1, a, b, c);
| ^