```cpp #include #include #include

using namespace std;

long long n,m; int a[100000001]; long long xx;

int main() { cin>>n>>m;

for(int i=1;i<=n;i++){
	cin>>xx;
	if(a[xx]==0){
		a[xx]=i;
		continue;
	}
	else continue;
}

for(int j=1;j<=m;j++){
	cin>>xx;
	if(a[xx]!=0){
		cout<<a[xx]<<" ";
		continue;
	}
	else{
		cout<<"-1"<<" ";
		continue; 
	}
}

return 0;

}