Hybris developer Interview Questions

import java.util.Scanner; public class fibonacci { public static void main(String args[]) { //input to print Fibonacci series upto how many numbers System.out.println("Enter number upto which Fibonacci series to print: "); int number = new Scanner(System.in).nextInt(); System.out.println("Fibonacci series upto " + number +" numbers : "); //printing Fibonacci series upto number for(int i=1; i<=number; i++){ System.out.print(fibonacci2(i) +" "); } } /* * Java program for Fibonacci number using recursion. * This program uses tail recursion to calculate Fibonacci number for a given number * @return Fibonacci number */ public static int fibonacci(int number){ if(number == 1 || number == 2){ return 1; } return fibonacci(number-1) + fibonacci(number -2); //tail recursion } /* * Java program to calculate Fibonacci number using loop or Iteration. * @return Fibonacci number */ public static int fibonacci2(int number){ if(number == 1 || number == 2){ return 1; } int fibo1=1, fibo2=1, fibonacci=1; for(int i= 3; i<= number; i++){ //Fibonacci number is sum of previous two Fibonacci number fibonacci = fibo1 + fibo2; fibo1 = fibo2; fibo2 = fibonacci; } return fibonacci; //Fibonacci number } }