Answer:
import java.util.Scanner;
public class NumberPattern {
public static void printDec(int num1 , int num2)
{
if(num1<0)
return ;
System.out.print(num1+" ");
printDec(num1-num2,num2);
}
public static void printInc(int num1, int num2)
{
int curr = num1 - ((num1/num2)*num2);
curr = curr+num2;
printstart(num1,num2,curr);
}
public static void printstart(int num1 , int num2 , int curr)
{
if(curr>num1)
return;
System.out.print(curr+" ");
printstart(num1,num2,curr+num2);
}
public static void printNumPattern(int num1 , int num2)
{
printDec(num1,num2);
printInc(num1,num2);
}
public static void main(String[] args) {
Scanner scnr = new Scanner(System.in);
int num1;
int num2;
num1 = scnr.nextInt();
num2 = scnr.nextInt();
printNumPattern(num1, num2);
}
}
Explanation: