Tugas Pertama Java

SOAL

1. Deret Bilangan Ganjil (Outputnya : 1 3 5 7 9 11 13 15 17 19 21 23 25)

2. Deret Bilangan fibonanci (Outpunya : 1 1 2 3 5 8 13 21 34)

Jawab :

1. Deret Bilangan Ganjil

package bilangan.ganjil;

public class BilanganGanjil {

public static void main(String[] args) {
int n;
for(n=1;n<20;n+=2)
System.out.print(" "+n);
}
}

(Outputnya: 1 3 5 7 9 11 13 15 17 19)

2. Deret Bilangan Fabonanci

package deret.angka;

public class DeretAngka {
public static void main (String [] args){
int k = 7;
int a=0,b=0,c=0;

for(int j=1;j<=k;j++){
if (a<j&&j==1){
System.out.print(j);
a=j;}
if(b < a){

c=a+b;
System.out.print(", "+c);
b=c;
}
if (j>1){
c=a+b;
System.out.print(", "+c);
a=b;
b=c;
}}}}

(Outpunya: 1, 1, 2, 3, 5, 8, 13, 21)