#include<bits/stdc++.h>
using namespace std;
const long long MAXN=1e7+10;
long long a[MAXN];
int main(){
	long long n,m,k,y;
	cin>>n>>m;	
	for(int i=1;i<=n;i++){
		cin>>y;
		if(a[y]==0){
			a[y]=i;			
		}	
	}
	for(int i=1;i<=m;i++){
		cin>>k;
		if(a[k]==0){
			cout<<"-1 ";
		}else{
			cout<<a[k]<<" ";
		}
	}
    return 0;
}

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