Problem	fenwicktree
User	shoryu386
Submission Time	2024-02-04 00:38:03
Score	0
Max Time	N/A
Max Memory	N/A

Compile Error

fenwicktree.cpp: In function ‘int32_t main()’:
fenwicktree.cpp:32:5: error: ‘update’ was not declared in this scope
32 | update(x+1, x+1, arr[x]);
| ^~~~~~