import java.util.Scanner;

public class numcheck{

public static boolean check(int arr[],int n){

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

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

if(arr[i]==arr[j]){

return true;

}

}

}

return false;

}

public static void main(String[] args) {

Scanner sc=new Scanner(System.in);

System.out.println("Enter the length of array u want:");

int n=sc.nextInt();

int arr[]=new int[n];

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

arr[i]=sc.nextInt();

}

boolean result=check(arr, n);

System.out.println("There is repetition of elements in the array:"+result);

sc.close();

}

}