#include<iostream>
using namespace std;
int main(){
int n,q;
cin>>n>>q;
int a[n],b[q];
for(int i = 0; i<n; i++){
cin>>a[i];
}
for(int i = 0; i<q; i++){
cin>>b[i];
}
int c[n], counter = 0;
for(int i = 0; i<n; i++){
c[i] = a[i]+counter-1;
counter = a[i];
}
int counter2 = 0;
for(int i = 1; i<q; i++){
counter2 = i-1;
if(b[i]>c[counter] && b[i]<=c[i]){
cout<<i<<endl;
}
}
}
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