Home work #3

Ex1.java

package com.company;

public class Main {
    public static void main(String[] args) {
            System.out.println(sum(3, 5));
    }
    static int sum(int a, int b) {
        int s = (a * b)/2;
        return s;
    }
}

Ex2.java

package com.company;

import java.util.Scanner;
public class Main {
    public static void main(String[] args) {
        TabMn(I(),J());
    }
    static int I(){
        Scanner in = new Scanner(System.in);
        System.out.print("Введіть число: ");
        int I = in.nextInt();
        return I;
    }
    static int J(){
        Scanner in = new Scanner(System.in);
        System.out.print("Введіть друге число: ");
        int J = in.nextInt();
        return J;
    }
    static void TabMn(int Ia, int Jb){
        for (int i = Ia; i != 0; i--) {
            for (int j = Jb; j >= 1 ; j--) {
                System.out.print(i*j);
                System.out.print("\t");
            }
            System.out.println();
        }
    }
}