public class Algorithm1{
public static void main (String[] args){

    int[] array1 = {1, 2, 3};
    int[] array2 = {1, 2, 3, 4, 5, 6};
    int matchCount = 0;
    boolean match = false;

for(int j = 0; j < array1.length;j++)   {
    for(int i = 0; i < array2.length;i++){
if(array1[j] == array2[i])
    matchCount++;


    }
}
if(matchCount >= array1.length && matchCount >= array2.length)
    match = true;

if(match = true){
    System.out.println("The data in the arrays is the same.");
                }
else if(match = false){
    System.out.println("The data in the arrays is different.");
                }
}
}

if(match = true) {
    System.out.println("The data in the arrays is the same.");
}

if(match = true){
    System.out.println("The data in the arrays is the same.");
}
else if(match = false){
    System.out.println("The data in the arrays is different.");
}

if(match == true){
    System.out.println("The data in the arrays is the same.");
}
else if(match == false){
    System.out.println("The data in the arrays is different.");
}

if(match){
    System.out.println("The data in the arrays is the same.");
}
else{
    System.out.println("The data in the arrays is different.");
}

import java.io.*;
import java.util.Arrays;

class Ideone
{
    public static void main (String[] args) throws java.lang.Exception
    {
        int[] array1 = {1, 2, 3, 6, 5, 4, 3};
        int[] array2 = {1, 2, 3, 4, 5, 6, 4, 4,6};
        java.util.Arrays.sort(array1);
        java.util.Arrays.sort(array2);
        boolean match = true;
        int ptr1 = 0;
        int ptr2 = 0;
        while(ptr1<array1.length && ptr2<array2.length && array1[ptr1]==array2[ptr2])
        {

            ptr1++;ptr2++;
            while(ptr1<array1.length && array1[ptr1]==array1[ptr1-1])
            {
                ptr1++;
            }
            while(ptr2<array2.length && array2[ptr2]==array2[ptr2-1])
            {
                ptr2++;
            }
        }
        if((ptr1 == array1.length) && (ptr2 == array2.length))
            System.out.println("The data in the arrays is the same");
        else
            System.out.println("The data in the arrays is the different");
    }
}

public int findArray(Integer[] arg1, Integer[] arg2)
{
    return Collections.indexOfSubList(Arrays.asList(arg1), Arrays.asList(arg2));
}