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)
{
// Test
}
}``````

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()
{
// Test
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)
{
// Test
}
}``````

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 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()
{
// Test
}
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()
{
// Test
}
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() :
#  Test

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()
#  Test
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
}
}``````

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()
{
// Test
}
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
{
// Test
}``````

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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