Write a program in Java that will check what is the highest and  lowest number given by the user using one dimensional array.

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Program Listing

// smallest_biggest_number.java
// Written By: Mr. Jake R. Pomperada, MAED-IT
// Date : July 7, 2015
// Email Address: jakerpomperada@yahoo.com
//                jakerpomperada@gmail.com

// Problem : Write a program in Java that will check what is the highest and
//           lowest number given by the user using one dimensional array.

import java.util.Scanner;  

public class smallest_highest {
    
    public static void main(String[] args) {

        Scanner input=new Scanner(System.in);
       
        int[] num= new int[10];
       
       System.out.print("\n\n"); 
       System.out.print("\t\tSMALLEST AND HIGHEST NUMBER IN JAVA ");
       System.out.print("\n\n");
       System.out.print("How many items ? : ");
       int n=input.nextInt();
       int smallest = Integer.MAX_VALUE;
       int biggest =Integer.MIN_VALUE;
      
       for(int i =0;i<n;i++) {
            int y=i+1;
            System.out.print("Enter item value no. " + y  + " value : ");
            num[i]=input.nextInt();
            if(num[i] < smallest) {
 
             smallest = num[i];

            }
            if (num[i] > biggest) {
                biggest = num[i];
               }

        }
       System.out.println();
       System.out.println("The Smallest number is  " +smallest + ".");
       System.out.println("The Biggest number is   " +biggest +".");
       System.out.println();
       System.out.println("\t\t END OF PROGRAM");     
       System.out.println("\n\n");
       input.close();
    }

}

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