Java'da iç içe for döngüsü kullanımı

import java.util.*;
public class odev3a {

    public static void main(String[] args) {
        Scanner klavye=new Scanner(System.in);
        int i,j,satir;
        System.out.println("Kac satir yazalim?");
        satir=klavye.nextInt();
        for(i=1;i<=satir;i++)
        {
            for(j=1;j<=i;j++)
                System.out.print("*");
            System.out.println();
        }

    }

}

#include <iostream>

using namespace std;

int main() {
  int x;
   
    cout << "Sayiyi giriniz: ";
    cin >> x;
   
    for (int i = 1; i <= x; i++) {
        for (int j = 0; j < i; j++)
            cout << " 1";
        for (int j = 0; j < (x-i); j++)
            cout << " 0";
        cout << endl;
    }
   
    return 0;
}

import java.util.Scanner;

public class Loops {

    public static void main(String[] args) {
       
        Scanner scan = new Scanner(System.in);
        System.out.print("Enter the amount: ");
        int count = scan.nextInt();
        for(int i=1; i<=count ; i++) {
                System.out.print("1".repeat(i) + "0".repeat(count-i));
            System.out.println("");
        }
        scan.close();
    }
   
}