JavaElab/COMMONELEMENTS.java at main · Abhijith14/JavaElab · GitHub

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//Q. 31:
//COMMONELEMENTS(Arrays)
/*
Write a java program to find common elements between two arrays
Input: Length of arrays and elements of the array.
Output:Common Elements
*/

import java.io.*;
import java.util.Scanner;
public class TestClass {
	 public static void main(String[] args) {

       Scanner sc = new Scanner(System.in);

       int l1 = sc.nextInt();
       int l2 = sc.nextInt();

       int[] arr1 = new int[l1];
       int[] arr2 = new int[l2];


       for (int i = 0;i < l1;i++)
         	arr1[i] = sc.nextInt();
       for (int i = 0;i < l2;i++)
         	arr2[i] = sc.nextInt();


       for (int i = 0;i < l1;i++) {

        	for (int j = 0;j < l2;j++){

             	if (arr1[i] == arr2[j])
                  System.out.print(arr1[i] + " ");

            }
       }

	}
}