Problem	coke
User	asbx
Submission Time	2023-12-06 16:56:55
Score	0
Max Time	N/A
Max Memory	N/A

Compile Error

coke.cpp: In function ‘int main()’:
coke.cpp:42:31: error: ‘b’ was not declared in this scope
42 | prefixsum[i]=prefixsum[i-1]+b[i].first;
| ^