ч,2№1

import java.util.*;
public class HelloWorld{

    static float[] denis(int a, int b, float[] arr1, float[] arr2) {
        float [] s = new float[a+b];
        for(int y = 0; y<a+b; y++){
            if(y<a){
                s[y] = arr1[y];
            }else if(y>=a && y<a+b){
                s[y] = arr2[y - a];
             }
        }
        return s;

    }

    public static void main(String[] args) {
        Scanner in = new Scanner(System.in);
        int a = in.nextInt();
        int b = in.nextInt();
        float[] arr1 = new float[a];
        for (int z = 0; z<a; z++){
            arr1[z] = in.nextFloat();
        }float[] arr2 = new float[b];
        for (int z = 0; z<b; z++){
            arr2[z] = in.nextFloat();
        }float [] x = denis(a, b, arr1, arr2);
        for(int d = 0; d<a+b; d++){
            System.out.println(x[d]);

        }
    }

}