Enter a number: 40
too big
Try again:
20
too big
Try again:
10
too big
Try again:
5
to0 small
Try again:
2
too small
Try again:
6

package main;
import java.util.Scanner;

public class ifelse {
  public static void main (String [] args){
    Scanner input = new Scanner (System.in);
    int a, zufallszahl;
    zufallszahl = (int) (Math.random()*100 + 1);
    System.out.print("Enter a number: ");
    a = input.nextInt();
    if ( a == zufallszahl){
        System.out.println("        B        I       N        G         O        ");
    }
    while (a > zufallszahl){
        System.out.println("zu groß");
        System.out.println("Try again: ");
        a = input.nextInt();
    }
    while (a < zufallszahl){
        System.out.println("zu klein boy");
        System.out.println("Try again: ");
        a = input.nextInt();
    }

  }

}

public static void main (String [] args){
    Scanner input = new Scanner (System.in);
    int a, zufallszahl;
    zufallszahl = (int) (Math.random()*100 + 1);
    System.out.print("Enter a number: ");
    a = input.nextInt();
    while (a != zufallszahl){
        if (a < zufallszahl){
            System.out.println("zu klein boy");
            System.out.println("Try again: ");
            a = input.nextInt();
        } else {
             System.out.println("zu groß");
             System.out.println("Try again: ");
             a = input.nextInt();
        }
    }
    System.out.println("        B        I       N        G         O        ");

while (a != zufallszahl) {
        if (a<zufallszahl)System.out.println("zu groß");
        else System.out.println("zu klein boy");
        System.out.println("Try again: ");
        a = input.nextInt();
    }

    System.out.println("        B        I       N        G         O        ");