Check that if large number is divisible by 7

Here given code implementation process.

// Java program for
// Check that if large number is divisible by 7
public class Divisibility
{
    public void isDivisibleBy7(String num)
    {
        boolean result = false;
        int sum = 0;
        int sign = 1;
        int temp = 0;
        String auxiliary = num;
        int length = auxiliary.length();
        if(length == 1 && num.charAt(0) == '0')
        {
            result = true;
        }
        else if (length > 0)
        {
            if ((length % 3) == 2)
            {
                // When length divide by 3 remainder is 2
                // Mean need to add one more digit
                auxiliary = "0" + auxiliary;
            }
            else if ((length % 3) == 1)
            {
                // Mean need to add two more digit 
                auxiliary = "00" + auxiliary;
            }
            // Get new length
            length = auxiliary.length();
            for (int i = length - 1; i >= 0; --i)
            {
                temp = (auxiliary.charAt(i) - 48);
                i--;
                temp += (auxiliary.charAt(i) - 48) * 10;
                i--;
                temp += (auxiliary.charAt(i) - 48) * 100;
                sum += (temp * sign);
                sign = sign * -1;
            }
            if ((sum % 7) == 0)
            {
                result = true;
            }
        }
        if (result)
        {
            System.out.println(" Given number (" + 
                               num + ") is divisible by 7");
        }
        else
        {
            System.out.println(" Given number (" + 
                               num + ") is not divisible by 7");
        }
    }
    public static void main(String[] args)
    {
        Divisibility task = new Divisibility();
        // Test
        task.isDivisibleBy7("45645645");
        task.isDivisibleBy7("65765345345");
        task.isDivisibleBy7("34965");
        task.isDivisibleBy7("56456423434545645567567567867867");
        task.isDivisibleBy7("9999");
    }
}

Output

 Given number (45645645) is not divisible by 7
 Given number (65765345345) is divisible by 7
 Given number (34965) is divisible by 7
 Given number (56456423434545645567567567867867) is divisible by 7
 Given number (9999) is not divisible by 7
// Include header file
#include <iostream>
#include <string>

using namespace std;
// C++ program for
// Check that if large number is divisible by 7
class Divisibility
{
	public: void isDivisibleBy7(string num)
	{
		bool result = false;
		int sum = 0;
		int sign = 1;
		int temp = 0;
		string auxiliary = num;
		int length = auxiliary.length();
		if (length == 1 && num[0] == '0')
		{
			result = true;
		}
		else if (length > 0)
		{
			if ((length % 3) == 2)
			{
				// When length divide by 3 remainder is 2
				// Mean need to add one more digit
				auxiliary = "0" +  auxiliary;
			}
			else if ((length % 3) == 1)
			{
				// Mean need to add two more digit 
				auxiliary = "00" +  auxiliary;
			}
			// Get new length
			length = auxiliary.length();
			for (int i = length - 1; i >= 0; --i)
			{
				temp = (auxiliary[i] - 48);
				i--;
				temp += (auxiliary[i] - 48) *10;
				i--;
				temp += (auxiliary[i] - 48) *100;
				sum += (temp *sign);
				sign = sign *-1;
			}
			if ((sum % 7) == 0)
			{
				result = true;
			}
		}
		if (result)
		{
			cout << " Given number (" 
                 << num << ") is divisible by 7" << endl;
		}
		else
		{
			cout << " Given number (" 
                 << num << ") is not divisible by 7" << endl;
		}
	}
};
int main()
{
	Divisibility *task = new Divisibility();
	// Test
	task->isDivisibleBy7("45645645");
	task->isDivisibleBy7("65765345345");
	task->isDivisibleBy7("34965");
	task->isDivisibleBy7("56456423434545645567567567867867");
	task->isDivisibleBy7("9999");
	return 0;
}

Output

 Given number (45645645) is not divisible by 7
 Given number (65765345345) is divisible by 7
 Given number (34965) is divisible by 7
 Given number (56456423434545645567567567867867) is divisible by 7
 Given number (9999) is not divisible by 7
// Include namespace system
using System;
// Csharp program for
// Check that if large number is divisible by 7
public class Divisibility
{
	public void isDivisibleBy7(String num)
	{
		Boolean result = false;
		int sum = 0;
		int sign = 1;
		int temp = 0;
		String auxiliary = num;
		int length = auxiliary.Length;
		if (length == 1 && num[0] == '0')
		{
			result = true;
		}
		else if (length > 0)
		{
			if ((length % 3) == 2)
			{
				// When length divide by 3 remainder is 2
				// Mean need to add one more digit
				auxiliary = "0" + auxiliary;
			}
			else if ((length % 3) == 1)
			{
				// Mean need to add two more digit 
				auxiliary = "00" + auxiliary;
			}
			// Get new length
			length = auxiliary.Length;
			for (int i = length - 1; i >= 0; --i)
			{
				temp = (auxiliary[i] - 48);
				i--;
				temp += (auxiliary[i] - 48) * 10;
				i--;
				temp += (auxiliary[i] - 48) * 100;
				sum += (temp * sign);
				sign = sign * -1;
			}
			if ((sum % 7) == 0)
			{
				result = true;
			}
		}
		if (result)
		{
			Console.WriteLine(" Given number (" + num + ") is divisible by 7");
		}
		else
		{
			Console.WriteLine(" Given number (" + num + ") is not divisible by 7");
		}
	}
	public static void Main(String[] args)
	{
		Divisibility task = new Divisibility();
		// Test
		task.isDivisibleBy7("45645645");
		task.isDivisibleBy7("65765345345");
		task.isDivisibleBy7("34965");
		task.isDivisibleBy7("56456423434545645567567567867867");
		task.isDivisibleBy7("9999");
	}
}

Output

 Given number (45645645) is not divisible by 7
 Given number (65765345345) is divisible by 7
 Given number (34965) is divisible by 7
 Given number (56456423434545645567567567867867) is divisible by 7
 Given number (9999) is not divisible by 7
package main
import "fmt"
// Go program for
// Check that if large number is divisible by 7

func isDivisibleBy7(num string) {
	var result bool = false
	var sum int = 0
	var sign int = 1
	var temp int = 0
	var auxiliary string = num
	var length int = len(auxiliary)
	if length == 1 && num[0] == '0' {
		result = true
	} else if length > 0 {
		if (length % 3) == 2 {
			// When length divide by 3 remainder is 2
			// Mean need to add one more digit
			auxiliary = "0" + auxiliary
		} else if (length % 3) == 1 {
			// Mean need to add two more digit 
			auxiliary = "00" + auxiliary
		}
		// Get new length
		length = len(auxiliary)
		for i := length - 1 ; i >= 0 ; i-- {
			temp = (int(auxiliary[i]) - 48)
			i--
			temp += (int(auxiliary[i]) - 48) * 10
			i--
			temp += (int(auxiliary[i]) - 48) * 100
			sum += (temp * sign)
			sign = sign * -1
		}
		if (sum % 7) == 0 {
			result = true
		}
	}
	if result {
		fmt.Println(" Given number (", num, ") is divisible by 7")
	} else {
		fmt.Println(" Given number (", num, ") is not divisible by 7")
	}
}
func main() {
	
	// Test
	isDivisibleBy7("45645645")
	isDivisibleBy7("65765345345")
	isDivisibleBy7("34965")
	isDivisibleBy7("56456423434545645567567567867867")
	isDivisibleBy7("9999")
}

Output

 Given number (45645645) is not divisible by 7
 Given number (65765345345) is divisible by 7
 Given number (34965) is divisible by 7
 Given number (56456423434545645567567567867867) is divisible by 7
 Given number (9999) is not divisible by 7
<?php
// Php program for
// Check that if large number is divisible by 7
class Divisibility
{
	public	function isDivisibleBy7($num)
	{
		$result = false;
		$sum = 0;
		$sign = 1;
		$temp = 0;
		$auxiliary = $num;
		$length = strlen($auxiliary);
		if ($length == 1 && $num[0] == '0')
		{
			$result = true;
		}
		else if ($length > 0)
		{
			if (($length % 3) == 2)
			{
				// When length divide by 3 remainder is 2
				// Mean need to add one more digit
				$auxiliary = "0".$auxiliary;
			}
			else if (($length % 3) == 1)
			{
				// Mean need to add two more digit 
				$auxiliary = "00".$auxiliary;
			}
			// Get new length
			$length = strlen($auxiliary);
			for ($i = $length - 1; $i >= 0; --$i)
			{
				$temp = (ord($auxiliary[$i]) - 48);
				$i--;
				$temp += (ord($auxiliary[$i]) - 48) * 10;
				$i--;
				$temp += (ord($auxiliary[$i]) - 48) * 100;
				$sum += ($temp * $sign);
				$sign = $sign * -1;
			}
			if (($sum % 7) == 0)
			{
				$result = true;
			}
		}
		if ($result)
		{
			echo(" Given number (".$num.
				") is divisible by 7".
				"\n");
		}
		else
		{
			echo(" Given number (".$num.
				") is not divisible by 7".
				"\n");
		}
	}
}

function main()
{
	$task = new Divisibility();
	// Test
	$task->isDivisibleBy7("45645645");
	$task->isDivisibleBy7("65765345345");
	$task->isDivisibleBy7("34965");
	$task->isDivisibleBy7("56456423434545645567567567867867");
	$task->isDivisibleBy7("9999");
}
main();

Output

 Given number (45645645) is not divisible by 7
 Given number (65765345345) is divisible by 7
 Given number (34965) is divisible by 7
 Given number (56456423434545645567567567867867) is divisible by 7
 Given number (9999) is not divisible by 7
// Node JS program for
// Check that if large number is divisible by 7
class Divisibility
{
	isDivisibleBy7(num)
	{
		var result = false;
		var sum = 0;
		var sign = 1;
		var temp = 0;
		var auxiliary = num;
		var length = auxiliary.length;
		if (length == 1 && num.charAt(0) == '0')
		{
			result = true;
		}
		else if (length > 0)
		{
			if ((length % 3) == 2)
			{
				// When length divide by 3 remainder is 2
				// Mean need to add one more digit
				auxiliary = "0" + auxiliary;
			}
			else if ((length % 3) == 1)
			{
				// Mean need to add two more digit 
				auxiliary = "00" + auxiliary;
			}
			// Get new length
			length = auxiliary.length;
			for (var i = length - 1; i >= 0; --i)
			{
				temp = (auxiliary.charCodeAt(i) - 48);
				i--;
				temp += (auxiliary.charCodeAt(i) - 48) * 10;
				i--;
				temp += (auxiliary.charCodeAt(i) - 48) * 100;
				sum += (temp * sign);
				sign = sign * -1;
			}
			if ((sum % 7) == 0)
			{
				result = true;
			}
		}
		if (result)
		{
			console.log(" Given number (" + num + ") is divisible by 7");
		}
		else
		{
			console.log(" Given number (" + num + ") is not divisible by 7");
		}
	}
}

function main()
{
	var task = new Divisibility();
	// Test
	task.isDivisibleBy7("45645645");
	task.isDivisibleBy7("65765345345");
	task.isDivisibleBy7("34965");
	task.isDivisibleBy7("56456423434545645567567567867867");
	task.isDivisibleBy7("9999");
}
main();

Output

 Given number (45645645) is not divisible by 7
 Given number (65765345345) is divisible by 7
 Given number (34965) is divisible by 7
 Given number (56456423434545645567567567867867) is divisible by 7
 Given number (9999) is not divisible by 7
#  Python 3 program for
#  Check that if large number is divisible by 7
class Divisibility :
	def isDivisibleBy7(self, num) :
		result = False
		sum = 0
		sign = 1
		temp = 0
		auxiliary = num
		length = len(auxiliary)
		if (length == 1 and num[0] == '0') :
			result = True
		elif (length > 0) :
			if ((length % 3) == 2) :
				#  When length divide by 3 remainder is 2
				#  Mean need to add one more digit
				auxiliary = "0" + auxiliary
			elif ((length % 3) == 1) :
				#  Mean need to add two more digit 
				auxiliary = "00" + auxiliary
			
			#  Get new length
			length = len(auxiliary)
			i = length - 1
			while (i >= 0) :
				temp = (ord(auxiliary[i]) - 48)
				i -= 1
				temp += (ord(auxiliary[i]) - 48) * 10
				i -= 1
				temp += (ord(auxiliary[i]) - 48) * 100
				sum += (temp * sign)
				sign = sign * -1
				i -= 1
			
			if ((sum % 7) == 0) :
				result = True
			
		
		if (result) :
			print(" Given number (", num ,") is divisible by 7")
		else :
			print(" Given number (", num ,") is not divisible by 7")
		
	

def main() :
	task = Divisibility()
	#  Test
	task.isDivisibleBy7("45645645")
	task.isDivisibleBy7("65765345345")
	task.isDivisibleBy7("34965")
	task.isDivisibleBy7("56456423434545645567567567867867")
	task.isDivisibleBy7("9999")

if __name__ == "__main__": main()

Output

 Given number ( 45645645 ) is not divisible by 7
 Given number ( 65765345345 ) is divisible by 7
 Given number ( 34965 ) is divisible by 7
 Given number ( 56456423434545645567567567867867 ) is divisible by 7
 Given number ( 9999 ) is not divisible by 7
#  Ruby program for
#  Check that if large number is divisible by 7
class Divisibility 
	def isDivisibleBy7(num) 
		result = false
		sum = 0
		sign = 1
		temp = 0
		auxiliary = num
		length = auxiliary.length
		if (length == 1 && num[0] == '0') 
			result = true
		elsif (length > 0) 
			if ((length % 3) == 2) 
				#  When length divide by 3 remainder is 2
				#  Mean need to add one more digit
				auxiliary = "0" + auxiliary
			elsif ((length % 3) == 1) 
				#  Mean need to add two more digit 
				auxiliary = "00" + auxiliary
			end

			#  Get new length
			length = auxiliary.length
			i = length - 1
			while (i >= 0) 
				temp = (auxiliary[i].ord - 48)
				i -= 1
				temp += (auxiliary[i].ord - 48) * 10
				i -= 1
				temp += (auxiliary[i].ord - 48) * 100
				sum += (temp * sign)
				sign = sign * -1
				i -= 1
			end

			if ((sum % 7) == 0) 
				result = true
			end

		end

		if (result) 
			print(" Given number (", 
                  num ,") is divisible by 7", "\n")
		else
 
			print(" Given number (", 
                  num ,") is not divisible by 7", "\n")
		end

	end

end

def main() 
	task = Divisibility.new()
	#  Test
	task.isDivisibleBy7("45645645")
	task.isDivisibleBy7("65765345345")
	task.isDivisibleBy7("34965")
	task.isDivisibleBy7("56456423434545645567567567867867")
	task.isDivisibleBy7("9999")
end

main()

Output

 Given number (45645645) is not divisible by 7
 Given number (65765345345) is divisible by 7
 Given number (34965) is divisible by 7
 Given number (56456423434545645567567567867867) is divisible by 7
 Given number (9999) is not divisible by 7

import scala.collection.mutable._;
// Scala program for
// Check that if large number is divisible by 7
class Divisibility()
{
	def isDivisibleBy7(num: String): Unit = {
		var result: Boolean = false;
		var sum: Int = 0;
		var sign: Int = 1;
		var temp: Int = 0;
		var auxiliary: String = num;
		var length: Int = auxiliary.length();
		if (length == 1 && num.charAt(0) == '0')
		{
			result = true;
		}
		else if (length > 0)
		{
			if ((length % 3) == 2)
			{
				// When length divide by 3 remainder is 2
				// Mean need to add one more digit
				auxiliary = "0" + auxiliary;
			}
			else if ((length % 3) == 1)
			{
				// Mean need to add two more digit 
				auxiliary = "00" + auxiliary;
			}
			// Get new length
			length = auxiliary.length();
			var i: Int = length - 1;
			while (i >= 0)
			{
				temp = (auxiliary.charAt(i).toInt - 48);
				i -= 1;
				temp += (auxiliary.charAt(i).toInt - 48) * 10;
				i -= 1;
				temp += (auxiliary.charAt(i).toInt - 48) * 100;
				sum += (temp * sign);
				sign = sign * -1;
				i -= 1;
			}
			if ((sum % 7) == 0)
			{
				result = true;
			}
		}
		if (result)
		{
			println(" Given number (" + num + ") is divisible by 7");
		}
		else
		{
			println(" Given number (" + num + ") is not divisible by 7");
		}
	}
}
object Main
{
	def main(args: Array[String]): Unit = {
		var task: Divisibility = new Divisibility();
		// Test
		task.isDivisibleBy7("45645645");
		task.isDivisibleBy7("65765345345");
		task.isDivisibleBy7("34965");
		task.isDivisibleBy7("56456423434545645567567567867867");
		task.isDivisibleBy7("9999");
	}
}

Output

 Given number (45645645) is not divisible by 7
 Given number (65765345345) is divisible by 7
 Given number (34965) is divisible by 7
 Given number (56456423434545645567567567867867) is divisible by 7
 Given number (9999) is not divisible by 7
import Foundation;
// Swift 4 program for
// Check that if large number is divisible by 7
class Divisibility
{
	func isDivisibleBy7(_ num: String)
	{
		var result: Bool = false;
		var sum: Int = 0;
		var sign: Int = 1;
		var temp: Int = 0;
		var auxiliary: String = num;
		var length: Int = auxiliary.count;
		if (length == 1 && Array(num)[0] == "0")
		{
			result = true;
		}
		else if (length > 0)
		{
			if ((length % 3) == 2)
			{
				// When length divide by 3 remainder is 2
				// Mean need to add one more digit
				auxiliary = "0" + auxiliary;
			}
			else if ((length % 3) == 1)
			{
				// Mean need to add two more digit 
				auxiliary = "00" + auxiliary;
			}
			// Get new length
			length = auxiliary.count;
          	let v = Array(auxiliary);
			var i: Int = length - 1;
			while (i >= 0)
			{
				temp = (Int(UnicodeScalar(String(v[i]))!.value) - 48);
				i -= 1;
				temp += (Int(UnicodeScalar(String(v[i]))!.value) - 48) * 
                  10;
				i -= 1;
				temp += (Int(UnicodeScalar(String(v[i]))!.value) - 48) * 
                  100;
				sum += (temp * sign);
				sign = sign * -1;
				i -= 1;
			}
			if ((sum % 7) == 0)
			{
				result = true;
			}
		}
		if (result)
		{
			print(" Given number (", num ,") is divisible by 7");
		}
		else
		{
			print(" Given number (", num ,") is not divisible by 7");
		}
	}
}
func main()
{
	let task: Divisibility = Divisibility();
	// Test
	task.isDivisibleBy7("45645645");
	task.isDivisibleBy7("65765345345");
	task.isDivisibleBy7("34965");
	task.isDivisibleBy7("56456423434545645567567567867867");
	task.isDivisibleBy7("9999");
}
main();

Output

 Given number ( 45645645 ) is not divisible by 7
 Given number ( 65765345345 ) is divisible by 7
 Given number ( 34965 ) is divisible by 7
 Given number ( 56456423434545645567567567867867 ) is divisible by 7
 Given number ( 9999 ) is not divisible by 7
// Kotlin program for
// Check that if large number is divisible by 7
class Divisibility
{
	fun isDivisibleBy7(num: String): Unit
	{
		var result: Boolean = false;
		var sum: Int = 0;
		var sign: Int = 1;
		var temp: Int;
		var auxiliary: String = num;
		var length: Int = auxiliary.length;
		if (length == 1 && num.get(0) == '0')
		{
			result = true;
		}
		else if (length > 0)
		{
			if ((length % 3) == 2)
			{
				// When length divide by 3 remainder is 2
				// Mean need to add one more digit
				auxiliary = "0" + auxiliary;
			}
			else if ((length % 3) == 1)
			{
				// Mean need to add two more digit 
				auxiliary = "00" + auxiliary;
			}
			// Get new length
			length = auxiliary.length;
			var i: Int = length - 1;
			while (i >= 0)
			{
				temp = (auxiliary.get(i).toInt() - 48);
				i -= 1;
				temp += (auxiliary.get(i).toInt() - 48) * 10;
				i -= 1;
				temp += (auxiliary.get(i).toInt() - 48) * 100;
				sum += (temp * sign);
				sign = sign * -1;
				i -= 1;
			}
			if ((sum % 7) == 0)
			{
				result = true;
			}
		}
		if (result)
		{
			println(" Given number (" + num + ") is divisible by 7");
		}
		else
		{
			println(" Given number (" + num + ") is not divisible by 7");
		}
	}
}
fun main(args: Array < String > ): Unit
{
	val task: Divisibility = Divisibility();
	// Test
	task.isDivisibleBy7("45645645");
	task.isDivisibleBy7("65765345345");
	task.isDivisibleBy7("34965");
	task.isDivisibleBy7("56456423434545645567567567867867");
	task.isDivisibleBy7("9999");
}

Output

 Given number (45645645) is not divisible by 7
 Given number (65765345345) is divisible by 7
 Given number (34965) is divisible by 7
 Given number (56456423434545645567567567867867) is divisible by 7
 Given number (9999) is not divisible by 7


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