public class duplicate_value_in_an_array {

public static void main(String[] args) {

// TODO Auto-generated method stub

int[]x= {1,2,5,2,1,4};

int n=x.length;

for(int i=0;i<n;i++)

{

for(int j=i+1;j<n;j++)

{

if(x[i]==x[j])

{

System.out.println("Element found with duplicate value is " +x[i]);

}

}

}

}

}