import java.util.Scanner;

public class test1 {

private static Scanner input= new Scanner(System.in);

public static void main(String[] args){

long num;

do{

System.out.print("\nInput your num: ");

num=input.nextLong();

}while(num<10000||num>99999);

num=num/100;

num*=100;

System.out.println("\nThis is num: "+num);

}

}

import java.util.Scanner;

public class test2 {

private static Scanner input= new Scanner(System.in);

public static void main(String[] args){

long num;

do{

System.out.print("\nInput your num: ");

num=input.nextLong();

}while(num<0||num>1000);

int sum=0;

while(num>0){

sum+=num%10;

num/=10;

}

System.out.println("\nThis is sum: "+sum);

}

}