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@SuppressWarnings("resource")
public static void main(String args[]) {
// input to print Fibonacci series upto how many numbers
log("Enter number upto which Fibonacci series to print: ");
int number = new Scanner(System.in).nextInt();
log("nUsing Method-1: Using Recursion. Provided Number: " + number);
// printing Fibonacci series upto number
for (int i = 1; i <= number; i++) {
log(fibonacciRecusion(i) + " ");
}
log("nMethod-2: Fibonacci number at location " + number + " is ==> " + (fibonacciLoop(number) + ""));
}
// Method-2: Java program for Fibonacci number using Loop.
public static int fibonacciLoop(int number) {
if (number == 1 || number == 2) {
return 1;
}
int fibo1 = 1, fibo2 = 1, fibonacci = 1;
for (int i = 3; i <= number; i++) {
fibonacci = fibo1 + fibo2; // Fibonacci number is sum of previous two Fibonacci number
fibo1 = fibo2;
fibo2 = fibonacci;
}
return fibonacci; // Fibonacci number
}
private static void log(String number) {
System.out.println(number);
}
}
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