/*
* To change this template, choose Tools | Templates
* and open the template in the editor.
*/
package dua_puluh_persen;
import java.io.BufferedReader;
import java.io.InputStreamReader;
/**
*
* @author ADHYSAMSUL
*/
public class Dua_Puluh_Persen {
public static void main(String args[]){
int ulang=inputdata();
buatsegitiga(ulang);
}
private static int inputdata(){
System.out.print("Masukkan Jumlah tringulariti = ");
BufferedReader adhy=new BufferedReader(new InputStreamReader(System.in));
String angkainput=null;
try{
angkainput=adhy.readLine();
}catch(Exception e){
e.printStackTrace();
}
int data=Integer.valueOf(angkainput).intValue();
return data;
}
private static void buatsegitiga(int n) {
int baris;
int kolom;
for(baris=1; baris<=n; baris++){
for(int j=1; j<=(n-baris); j++){
System.out.print(" ");
}
for(kolom=1; kolom<=baris; kolom++){
System.out.print("* ");
}
System.out.println("");
}
{
int total = 0;
int i;
if (n==0 || n==1)/*jika inputan n=0 atau 1 */
total=1; /*maka, total=1 */
else if(n==2)/*jika inputan n=2 */
total=2;/*maka, total=2 */
else
{
for(i=1;i<=n;i++)
{
total=total+i;
}
System.out.print("Jumlah bolanya adalah = "+total+"\n"
);
}
}
}
}
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