# Determine that if given number is full Fibonacci Number

Here given code implementation process.

``````//  C program for
//  Determine that if given number is full Fibonacci Number
#include <stdio.h>
#include <math.h>

int isFibonacciNo(int n)
{
//  5n²+4
int a = 5 *n *n + 4;
//  5n²-4
int b = 5 * n * n - 4;
int aSqrt = sqrt(a);
int bSqrt = sqrt(b);
if ((aSqrt *aSqrt) == a || (bSqrt *bSqrt) == b)
{
// When aSqrt or bSqrt is perfect square
return 1;
}
return 0;
}
int isFibonacciDigit(int num)
{
int n = num;
while (n > 0)
{
if (n % 10 == 4 && n % 10 == 6 &&
n % 10 == 7 && n % 10 == 9)
{
// When digit is not [1 2 3 5 8]
// Is not fibonacci digit
return 0;
}
// Remove last digit
n = n / 10;
}
return 1;
}
void isFullFibonacciNo(int n)
{
if (n > 0 && isFibonacciNo(n) && isFibonacciDigit(n))
{
// ➀ When number Fibonacci and
// ➁ When all digits of number is Fibonacci
printf("\n Given %d is full fibonacci number ", n);
}
else
{
printf("\n Given %d is not fibonacci number ", n);
}
}
int main(int argc, char const *argv[])
{
// Test
isFullFibonacciNo(51);
isFullFibonacciNo(233);
isFullFibonacciNo(21);
isFullFibonacciNo(14);
return 0;
}``````

#### Output

`````` Given 51 is not fibonacci number
Given 233 is full fibonacci number
Given 21 is full fibonacci number
Given 14 is not fibonacci number``````
``````// Java Program
// Determine that if given number is full Fibonacci Number
public class FibonacciNumber
{
public boolean isFibonacciNo(int n)
{
//  5n²+4
int a = 5 * n * n + 4;
//  5n²-4
int b = 5 * n * n - 4;
int aSqrt = (int)Math.sqrt(a);
int bSqrt = (int)Math.sqrt(b);
if ((aSqrt * aSqrt) == a || (bSqrt * bSqrt) == b)
{
// When aSqrt or bSqrt is perfect square
return true;
}
return false;
}
public boolean isFibonacciDigit(int num)
{
int n = num;
while (n > 0)
{
if (n % 10 == 4 && n % 10 == 6 && n % 10 == 7 && n % 10 == 9)
{
// When digit is not [1 2 3 5 8]
// Is not fibonacci digit
return false;
}
// Remove last digit
n = n / 10;
}
return true;
}
public void isFullFibonacciNo(int n)
{
if (n > 0 && isFibonacciNo(n) && isFibonacciDigit(n))
{
// ➀ When number Fibonacci and
// ➁ When all digits of number is Fibonacci
System.out.print("\n Given " + n + " is full fibonacci number ");
}
else
{
System.out.print("\n Given " + n + " is not fibonacci number ");
}
}
public static void main(String[] args)
{
// Test
}
}``````

#### Output

`````` Given 51 is not fibonacci number
Given 233 is full fibonacci number
Given 21 is full fibonacci number
Given 14 is not fibonacci number``````
``````// Include header file
#include <iostream>
#include <math.h>

using namespace std;
// C++ Program
// Determine that if given number is full Fibonacci Number
class FibonacciNumber
{
public: bool isFibonacciNo(int n)
{
//  5n²+4
int a = 5 *n *n + 4;
//  5n²-4
int b = 5 *n *n - 4;
int aSqrt = (int) sqrt(a);
int bSqrt = (int) sqrt(b);
if ((aSqrt *aSqrt) == a || (bSqrt *bSqrt) == b)
{
// When aSqrt or bSqrt is perfect square
return true;
}
return false;
}
bool isFibonacciDigit(int num)
{
int n = num;
while (n > 0)
{
if (n % 10 == 4 && n % 10 == 6 &&
n % 10 == 7 && n % 10 == 9)
{
// When digit is not [1 2 3 5 8]
// Is not fibonacci digit
return false;
}
// Remove last digit
n = n / 10;
}
return true;
}
void isFullFibonacciNo(int n)
{
if (n > 0 && this->isFibonacciNo(n) && this->isFibonacciDigit(n))
{
// ➀ When number Fibonacci and
// ➁ When all digits of number is Fibonacci
cout << "\n Given " << n << " is full fibonacci number ";
}
else
{
cout << "\n Given " << n << " is not fibonacci number ";
}
}
};
int main()
{
// Test
return 0;
}``````

#### Output

`````` Given 51 is not fibonacci number
Given 233 is full fibonacci number
Given 21 is full fibonacci number
Given 14 is not fibonacci number``````
``````// Include namespace system
using System;
// Csharp Program
// Determine that if given number is full Fibonacci Number
public class FibonacciNumber
{
public Boolean isFibonacciNo(int n)
{
//  5n²+4
int a = 5 * n * n + 4;
//  5n²-4
int b = 5 * n * n - 4;
int aSqrt = (int) Math.Sqrt(a);
int bSqrt = (int) Math.Sqrt(b);
if ((aSqrt * aSqrt) == a || (bSqrt * bSqrt) == b)
{
// When aSqrt or bSqrt is perfect square
return true;
}
return false;
}
public Boolean isFibonacciDigit(int num)
{
int n = num;
while (n > 0)
{
if (n % 10 == 4 && n % 10 == 6 &&
n % 10 == 7 && n % 10 == 9)
{
// When digit is not [1 2 3 5 8]
// Is not fibonacci digit
return false;
}
// Remove last digit
n = n / 10;
}
return true;
}
public void isFullFibonacciNo(int n)
{
if (n > 0 && this.isFibonacciNo(n) && this.isFibonacciDigit(n))
{
// ➀ When number Fibonacci and
// ➁ When all digits of number is Fibonacci
Console.Write("\n Given " + n + " is full fibonacci number ");
}
else
{
Console.Write("\n Given " + n + " is not fibonacci number ");
}
}
public static void Main(String[] args)
{
// Test
}
}``````

#### Output

`````` Given 51 is not fibonacci number
Given 233 is full fibonacci number
Given 21 is full fibonacci number
Given 14 is not fibonacci number``````
``````package main
import "math"
import "fmt"
// Go Program
// Determine that if given number is full Fibonacci Number

func isFibonacciNo(n int) bool {
//  5n²+4
var a int = 5 * n * n + 4
//  5n²-4
var b int = 5 * n * n - 4
var aSqrt int = int(math.Sqrt(float64(a)))
var bSqrt int = int(math.Sqrt(float64(b)))
if (aSqrt * aSqrt) == a || (bSqrt * bSqrt) == b {
// When aSqrt or bSqrt is perfect square
return true
}
return false
}
func isFibonacciDigit(num int) bool {
var n int = num
for (n > 0) {
if n % 10 == 4 && n % 10 == 6 &&
n % 10 == 7 && n % 10 == 9 {
// When digit is not [1 2 3 5 8]
// Is not fibonacci digit
return false
}
// Remove last digit
n = n / 10
}
return true
}
func isFullFibonacciNo(n int) {
if n > 0 && isFibonacciNo(n) && isFibonacciDigit(n) {
// ➀ When number Fibonacci and
// ➁ When all digits of number is Fibonacci
fmt.Print("\n Given ", n, " is full fibonacci number ")
} else {
fmt.Print("\n Given ", n, " is not fibonacci number ")
}
}
func main() {

// Test
isFullFibonacciNo(51)
isFullFibonacciNo(233)
isFullFibonacciNo(21)
isFullFibonacciNo(14)
}``````

#### Output

`````` Given 51 is not fibonacci number
Given 233 is full fibonacci number
Given 21 is full fibonacci number
Given 14 is not fibonacci number``````
``````<?php
// Php Program
// Determine that if given number is full Fibonacci Number
class FibonacciNumber
{
public	function isFibonacciNo(\$n)
{
//  5n²+4
\$a = 5 * \$n * \$n + 4;
//  5n²-4
\$b = 5 * \$n * \$n - 4;
\$aSqrt = (int) sqrt(\$a);
\$bSqrt = (int) sqrt(\$b);
if ((\$aSqrt * \$aSqrt) == \$a || (\$bSqrt * \$bSqrt) == \$b)
{
// When aSqrt or bSqrt is perfect square
return true;
}
return false;
}
public	function isFibonacciDigit(\$num)
{
\$n = \$num;
while (\$n > 0)
{
if (\$n % 10 == 4 && \$n % 10 == 6 &&
\$n % 10 == 7 && \$n % 10 == 9)
{
// When digit is not [1 2 3 5 8]
// Is not fibonacci digit
return false;
}
// Remove last digit
\$n = (int)(\$n / 10);
}
return true;
}
public	function isFullFibonacciNo(\$n)
{
if (\$n > 0 && \$this->isFibonacciNo(\$n) && \$this->isFibonacciDigit(\$n))
{
// ➀ When number Fibonacci and
// ➁ When all digits of number is Fibonacci
echo("\n Given ".\$n.
" is full fibonacci number ");
}
else
{
echo("\n Given ".\$n.
" is not fibonacci number ");
}
}
}

function main()
{
// Test
}
main();``````

#### Output

`````` Given 51 is not fibonacci number
Given 233 is full fibonacci number
Given 21 is full fibonacci number
Given 14 is not fibonacci number``````
``````// Node JS Program
// Determine that if given number is full Fibonacci Number
class FibonacciNumber
{
isFibonacciNo(n)
{
//  5n²+4
var a = 5 * n * n + 4;
//  5n²-4
var b = 5 * n * n - 4;
var aSqrt = parseInt(Math.sqrt(a));
var bSqrt = parseInt(Math.sqrt(b));
if ((aSqrt * aSqrt) == a || (bSqrt * bSqrt) == b)
{
// When aSqrt or bSqrt is perfect square
return true;
}
return false;
}
isFibonacciDigit(num)
{
var n = num;
while (n > 0)
{
if (n % 10 == 4 && n % 10 == 6 &&
n % 10 == 7 && n % 10 == 9)
{
// When digit is not [1 2 3 5 8]
// Is not fibonacci digit
return false;
}
// Remove last digit
n = parseInt(n / 10);
}
return true;
}
isFullFibonacciNo(n)
{
if (n > 0 && this.isFibonacciNo(n) &&
this.isFibonacciDigit(n))
{
// ➀ When number Fibonacci and
// ➁ When all digits of number is Fibonacci
process.stdout.write("\n Given " +
n + " is full fibonacci number ");
}
else
{
process.stdout.write("\n Given " +
n + " is not fibonacci number ");
}
}
}

function main()
{
// Test
}
main();``````

#### Output

`````` Given 51 is not fibonacci number
Given 233 is full fibonacci number
Given 21 is full fibonacci number
Given 14 is not fibonacci number``````
``````import math
#  Python 3 Program
#  Determine that if given number is full Fibonacci Number
class FibonacciNumber :
def isFibonacciNo(self, n) :
#   5n²+4
a = 5 * n * n + 4
#   5n²-4
b = 5 * n * n - 4
aSqrt = int(math.sqrt(a))
bSqrt = int(math.sqrt(b))
if ((aSqrt * aSqrt) == a or(bSqrt * bSqrt) == b) :
#  When aSqrt or bSqrt is perfect square
return True

return False

def isFibonacciDigit(self, num) :
n = num
while (n > 0) :
if (n % 10 == 4 and n % 10 == 6 and
n % 10 == 7 and n % 10 == 9) :
#  When digit is not [1 2 3 5 8]
#  Is not fibonacci digit
return False

#  Remove last digit
n = int(n / 10)

return True

def isFullFibonacciNo(self, n) :
if (n > 0 and self.isFibonacciNo(n) and
self.isFibonacciDigit(n)) :
#  ➀ When number Fibonacci and
#  ➁ When all digits of number is Fibonacci
print("\n Given ", n ," is full fibonacci number ", end = "")
else :
print("\n Given ", n ," is not fibonacci number ", end = "")

def main() :
#  Test

if __name__ == "__main__": main()``````

#### Output

`````` Given  51  is not fibonacci number
Given  233  is full fibonacci number
Given  21  is full fibonacci number
Given  14  is not fibonacci number``````
``````#  Ruby Program
#  Determine that if given number is full Fibonacci Number
class FibonacciNumber
def isFibonacciNo(n)
#   5n²+4
a = 5 * n * n + 4
#   5n²-4
b = 5 * n * n - 4
aSqrt = Math.sqrt(a).to_i
bSqrt = Math.sqrt(b).to_i
if ((aSqrt * aSqrt) == a ||
(bSqrt * bSqrt) == b)
#  When aSqrt or bSqrt is perfect square
return true
end

return false
end

def isFibonacciDigit(num)
n = num
while (n > 0)
if (n % 10 == 4 && n % 10 == 6 &&
n % 10 == 7 && n % 10 == 9)
#  When digit is not [1 2 3 5 8]
#  Is not fibonacci digit
return false
end

#  Remove last digit
n = n / 10
end

return true
end

def isFullFibonacciNo(n)
if (n > 0 && self.isFibonacciNo(n) &&
self.isFibonacciDigit(n))
#  ➀ When number Fibonacci and
#  ➁ When all digits of number is Fibonacci
print("\n Given ", n ," is full fibonacci number ")
else

print("\n Given ", n ," is not fibonacci number ")
end

end

end

def main()
#  Test
end

main()``````

#### Output

`````` Given 51 is not fibonacci number
Given 233 is full fibonacci number
Given 21 is full fibonacci number
Given 14 is not fibonacci number ``````
``````// Scala Program
// Determine that if given number is full Fibonacci Number
class FibonacciNumber()
{
def isFibonacciNo(n: Int): Boolean = {
//  5n²+4
var a: Int = 5 * n * n + 4;
//  5n²-4
var b: Int = 5 * n * n - 4;
var aSqrt: Int = scala.math.sqrt(a).toInt;
var bSqrt: Int = scala.math.sqrt(b).toInt;
if ((aSqrt * aSqrt) == a ||
(bSqrt * bSqrt) == b)
{
// When aSqrt or bSqrt is perfect square
return true;
}
return false;
}
def isFibonacciDigit(num: Int): Boolean = {
var n: Int = num;
while (n > 0)
{
if (n % 10 == 4 && n % 10 == 6 &&
n % 10 == 7 && n % 10 == 9)
{
// When digit is not [1 2 3 5 8]
// Is not fibonacci digit
return false;
}
// Remove last digit
n = n / 10;
}
return true;
}
def isFullFibonacciNo(n: Int): Unit = {
if (n > 0 && isFibonacciNo(n) && isFibonacciDigit(n))
{
// ➀ When number Fibonacci and
// ➁ When all digits of number is Fibonacci
print("\n Given " + n + " is full fibonacci number ");
}
else
{
print("\n Given " + n + " is not fibonacci number ");
}
}
}
object Main
{
def main(args: Array[String]): Unit = {
var task: FibonacciNumber = new FibonacciNumber();
// Test
}
}``````

#### Output

`````` Given 51 is not fibonacci number
Given 233 is full fibonacci number
Given 21 is full fibonacci number
Given 14 is not fibonacci number``````
``````import Foundation;
// Swift 4 Program
// Determine that if given number is full Fibonacci Number
class FibonacciNumber
{
func isFibonacciNo(_ n: Int) -> Bool
{
//  5n²+4
let a: Int = 5 * n * n + 4;
//  5n²-4
let b: Int = 5 * n * n - 4;
let aSqrt: Int = Int((Double(a)).squareRoot());
let bSqrt: Int = Int((Double(b)).squareRoot());
if ((aSqrt * aSqrt) == a ||
(bSqrt * bSqrt) == b)
{
// When aSqrt or bSqrt is perfect square
return true;
}
return false;
}
func isFibonacciDigit(_ num: Int) -> Bool
{
var n: Int = num;
while (n > 0)
{
if (n % 10 == 4 && n % 10 == 6 &&
n % 10 == 7 && n % 10 == 9)
{
// When digit is not [1 2 3 5 8]
// Is not fibonacci digit
return false;
}
// Remove last digit
n = n / 10;
}
return true;
}
func isFullFibonacciNo(_ n: Int)
{
if (n > 0 && self.isFibonacciNo(n) &&
self.isFibonacciDigit(n))
{
// ➀ When number Fibonacci and
// ➁ When all digits of number is Fibonacci
print("\n Given ", n ,
" is full fibonacci number ", terminator: "");
}
else
{
print("\n Given ", n ,
" is not fibonacci number ", terminator: "");
}
}
}
func main()
{
// Test
}
main();``````

#### Output

`````` Given  51  is not fibonacci number
Given  233  is full fibonacci number
Given  21  is full fibonacci number
Given  14  is not fibonacci number``````
``````// Kotlin Program
// Determine that if given number is full Fibonacci Number
class FibonacciNumber
{
fun isFibonacciNo(n: Int): Boolean
{
//  5n²+4
val a: Int = 5 * n * n + 4;
//  5n²-4
val b: Int = 5 * n * n - 4;
val aSqrt: Int = Math.sqrt(a.toDouble()).toInt();
val bSqrt: Int = Math.sqrt(b.toDouble()).toInt();
if ((aSqrt * aSqrt) == a || (bSqrt * bSqrt) == b)
{
// When aSqrt or bSqrt is perfect square
return true;
}
return false;
}
fun isFibonacciDigit(num: Int): Boolean
{
var n: Int = num;
while (n > 0)
{
if (n % 10 == 4 && n % 10 == 6 &&
n % 10 == 7 && n % 10 == 9)
{
// When digit is not [1 2 3 5 8]
// Is not fibonacci digit
return false;
}
// Remove last digit
n = n / 10;
}
return true;
}
fun isFullFibonacciNo(n: Int): Unit
{
if (n > 0 && this.isFibonacciNo(n) &&
this.isFibonacciDigit(n))
{
// ➀ When number Fibonacci and
// ➁ When all digits of number is Fibonacci
print("\n Given " + n + " is full fibonacci number ");
}
else
{
print("\n Given " + n + " is not fibonacci number ");
}
}
}
fun main(args: Array < String > ): Unit
{
// Test
}``````

#### Output

`````` Given 51 is not fibonacci number
Given 233 is full fibonacci number
Given 21 is full fibonacci number
Given 14 is not fibonacci number``````

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