MEMBUAT BINTANG BERTINGAKAT DENGAN FOR 2

public class Contoh2 {
public static void main(String[] args){
for(int baris = 1;baris <= 5; baris++){

for(int x = 1; x <= baris; x++){
System.out.print(x);
}

System.out.println(); //Pindah baris
}
}

}