Problem	fenwicktree
User	cobnet
Submission Time	2025-03-20 21:27:11
Score	0
Max Time	N/A
Max Memory	N/A

Compile Error

fenwicktree.cpp: In function ‘int main()’:
fenwicktree.cpp:65:22: error: ‘x’ was not declared in this scope
65 | scanf("%d", &x);
| ^