berikut contoh programnya
Nama file : segitiga_Bintang.java
import java.util.Scanner;
public class segitiga_Bintang {
public static void main(String[] args){
Scanner data = new Scanner (System.in);
System.out.print("Masukkan tinggi segitiga : ");
int tinggi = data.nextInt();
int i,j;
for (i=1;i <=tinggi;i++ ){
for (j=1;j<=tinggi - i ; j++ ){
System.out.print(" ");
}
for (j=1;j <= 2*i -1 ;j++ ){
System.out.print("*");
}
System.out.println();
}
}
}
Output
Masukkan tinggi segitiga : 5
*
***
*****
*******
*********
Selamat mencoba, semoga bermanfaat ...
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