Perfect Square Check

import java.util.Scanner;

public class Main {
    public static void main(String[] args) {
        Scanner sc = new Scanner(System.in);
        System.out.print("Enter a number: ");
        int n = sc.nextInt();

        boolean isPerfect = false;
        for (int i = 1; i * i <= n; i++) {
            if (i * i == n) {
                isPerfect = true;
                break;
            }
        }

        if (isPerfect) {
            System.out.println(n + " is a Perfect Square");
        } else {
            System.out.println(n + " is not a Perfect Square");
        }
        sc.close();
    }
}