// Author : Tito 4S
#include<iostream>

void getlist(int *a, int b){
    for (int i = 0; i < b; i++){
        std::cin >> *(a + i);
    }
}

bool remove(const int a, int *b, const int c){
    for(int i = 0; i < c; i++){
        if(a == *(b+i)){
            return true;
        }
    }
    return false;
}

void common(int *x, int *y, const int c, const int v){
    int eJ, eK, block;
    for(eJ = 0; eJ < c; eJ++){
        for(eK = 0; eK < v; eK++){
            if((*(x+eJ) == *(y+eK))&&(!remove(*(x+eJ), x, eJ))){
                std::cout << *(x+eJ) << " ";
                block++;
                break;
            }
        }
    }
    if(block < 1){
    std::cout<< "None";
    }
}

int main(){
    int n,m;

    std::cout << "Enter number of Elements for J: ";
    std::cin >> n;
    std::cout << "Enter number of Elements for K: ";
    std::cin >> m;


    int *j = new int[n];
    int *k = new int[m];

    getlist(j,n);
    getlist(k,m);

    common(j,k,n,m);
    return 0;
}