Problem	fenwicktree_easy
User	AltheaZ
Submission Time	2023-11-06 10:16:32
Score	0
Max Time	N/A
Max Memory	N/A

Compile Error

fenwicktree_easy.cpp: In function ‘int main()’:
fenwicktree_easy.cpp:20:10: error: ‘accummulate’ was not declared in this scope
20 | cout<<accummulate(bla.begin()+x,bla.begin()+y,0)<<"\n";
| ^~~~~~~~~~~