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20 Apr 2011

JAVA : menghitung deret N

  program  saya  ini adalah bahasa java. program yang saya buat ini adalah tugas postes praktikum Algoritma dan pemograma. untuk menghitung deret N. sebenernya sihh sebelum saya buat program ini saya udah membuat terleibih dahulu dengan bahasa c++  (yang saya posting kemarin). algoritmanya pun sama pada materi menghitung deret N pada c++ kemarin. sekarang langsung saja lihat codingnya dan bedakan dengan program yg c++ kemarin

 // java:

import jeliot.io.*;


public class hitung {
 
    public void input(){
    System.out.println("tentukan nilai n:");
    n=Input.readInt();
    }
    public void proses(){
           jumlah=0;
           total=0;
           rumus=-1;
    for(int j=1; j<=n; j++)
     {
     rumus=(rumus*(-1));
     total=rumus/j;
     jumlah+=total;
     if(j==1)
     System.out.println(+total);
     if(j>1)
     System.out.println(+total);
    
     System.out.println("hasil penjumlahan deret = "+jumlah);
     }
     }
private int n;
private float rumus,jumlah,total;

    public static void main() {
       hitung h=new hitung();
       h.input();
       h.proses();

    }
}

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