Answers for "find max single didgit number from array in java"

Java program to find maximum and minimum number without using array

// Java program to find maximum and minimum number without using array
import java.util.Scanner;
public class MaximumMinimumWithoutArray
{
   public static void main(String[] args)
   {
      Scanner sc = new Scanner(System.in);
      System.out.println("Please enter total number: ");
      int numbers = sc.nextInt();
      int maximum = Integer.MIN_VALUE;
      int minimum = Integer.MAX_VALUE;
      System.out.println("Please enter " + numbers + " numbers.");
      for(int a = 0; a < numbers; a++)
      {
         int current = sc.nextInt();
         if(current > maximum)
         {
            maximum = current;
         }
         if(current < minimum)
         {
            minimum = current;
         }
      }
      System.out.println("largest of " + numbers + " numbers is: " + maximum);
      System.out.println("smallest of " + numbers + " numbers is: " + minimum);
      sc.close();
   }
}

max array number in java

Integer[] num = { 2, 4, 7, 5, 9 };
        // using Collections.min() to find minimum element
        // using only 1 line.
        int min1 = Collections.min(Arrays.asList(num));

        // using Collections.max() to find maximum element
        // using only 1 line.
        int max1 = Collections.max(Arrays.asList(num));
        System.out.println(min1); // 2 
        System.out.println(max1); // 9

array find max in java

public static void main(String[] args) {
        int [] arr = {100,200,300,50,40,-10,-50};
        int max = Integer.MIN_VALUE;
        for(int each: arr)
            if(each > max)
                max = each;
        System.out.println(max); // 300