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Java

Java Program To Find Largest And Smallest Number

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The program below is the solution to Deitel’s Java How to Program (9th Edition) Chapter 2 Exercise 2.24.

Question: Write an application that reads five integers and determines and prints the largest and smallest integers in the group. Use only the programming techniques you learned in this chapter.

Largest And Smallest Integers
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/**
*
* Exercise 2.24 - Largest And Smallest Integers
* This Program Determines The Largest And Smallest of Any Five Integer Numbers
*
*/
 
import java.util.Scanner;
 
public class Ex02_24 {
    public static void main (String [] args) {
 
        Scanner value = new Scanner (System.in);
        
        int num1;
        int num2;
        int num3;
        int num4;
        int num5;
        int largest;
        int smallest;
        
        System.out.print ("\nEnter Your First Number: ");
        num1= value.nextInt();
        System.out.print ("\nEnter Your Second Number: ");
        num2= value.nextInt();
        System.out.print ("\nEnter Your Third Number: ");
        num3= value.nextInt();
        System.out.print ("\nEnter Your Fourth Number: ");
        num4= value.nextInt();
        System.out.print ("\nEnter Your Fifth Number: ");
        num5= value.nextInt();
        
        largest = num1; // assume largest is the first number
        if (num2 > largest)
            largest = num2;
        if (num3 > largest)
            largest = num3;
        if (num4 > largest)
            largest = num4;
        if (num5 > largest)
            largest = num5;
        
        smallest = num1; // assume smallest is the first number
        if (num2 < smallest)
            smallest = num2;
        if (num3 < smallest)
            smallest = num3;
        if (num4 < smallest)
            smallest = num4;
        if (num5 < smallest)
            smallest = num5;
        
        System.out.printf ("\nLargest = %d\nSmallest = %d\n", largest, smallest);
 
    }
}
Largest and smallest number in Java
Sample program run

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