#include <algorithm>

 #include <cstdio>

 using namespace std;

 inline void read(int &x)

 {

     x=; register char ch=getchar();

     for(; ch>''||ch<''; ) ch=getchar();

     for(; ch>=''&&ch<=''; ch=getchar()) x=x*+ch-'';

 }

 const int N(5e4+);

 int n,q,sum[N];

 int Presist()

 {

     read(n),read(q);

     for(int i=; i<=n; ++i)

         read(sum[i]),sum[i]+=sum[i-];

     for(int x; q--; )

     {

         read(x);

         printf("%d\n",upper_bound(sum+,sum+n+,x)-sum);

     }

     return ;

 }

 int Aptal=Presist();

 int main(int argc,char**argv){;}