Número es divisible por 29 o no

Dado un gran número n, encuentre si el número es divisible por 29.
Ejemplos: 
 

Input : 363927598
Output : No

Input : 292929002929
Output : Yes

Una solución rápida para comprobar si un número es divisible por 29 o no es sumar 3 veces el último dígito al resto del número y repetir este proceso hasta que el número tenga 2 dígitos. El número dado es divisible por 29 si el número de dos dígitos obtenido es divisible por 29.
El número es 348, 
Tres veces el último dígito + Resto del número = 8*3 + 34 = 58
Como 58 es divisible por 29, 348 también es divisible por 29 
 

C++

// CPP program to demonstrate above method
// to check divisibility by 29.
#include <iostream>
using namespace std;
 
// Returns true if n is divisible by 29
// else returns false.
bool isDivisible(long long int n)
{
    // add the lastdigit*3 to renaming
    // number until number comes only
    // 2 digit
    while (n / 100)
    {
        int last_digit = n % 10;
        n /= 10;
        n += last_digit * 3;
    }
 
    // return true if number is
    // divisible by 29 another
    return (n % 29 == 0);
}
 
// Driver Code
int main()
{
    long long int n = 348;
    if (isDivisible(n))
        cout << "Yes" << endl;
    else
        cout << "No" << endl;
    return 0;
}

Java

// Java program to demonstrate above method
// to check divisibility by 29.
 
import java.io.*;
 
class GFG {
     
    // Returns true if n is divisible by 29
    // else returns false.
    static boolean isDivisible(long n)
    {
         
        // add the lastdigit*3 to renaming
        // number until number comes only
        // 2 digit
        while (n / 100 > 0) {
             
            int last_digit = (int)n % 10;
            n /= 10;
            n += last_digit * 3;
        }
 
        // return true if number is
        // divisible by 29 another
        return (n % 29 == 0);
    }
     
    // Driver code
    public static void main(String[] args)
    {
        long n = 348;
         
        if (isDivisible(n))
            System.out.println("Yes");
        else
            System.out.println("No");
    }
}
 
// This code is contributed by vt_m.

Python3

# Python3 program to demonstrate above
# method to check divisibility by 29.
 
# Returns true if n is divisible
# by 29 else returns false.
def isDivisible(n):
 
    # add the lastdigit*3 to renaming
    # number until number comes only
    # 2 digit
    while (int(n / 100)) :
        last_digit = int(n % 10)
        n = int(n / 10)
        n += last_digit * 3
     
    # return true if number is
    # divisible by 29 another
    return (n % 29 == 0)
 
# Driver Code
n = 348
 
if(isDivisible(n) != 0):
    print("Yes")
else:
    print("No")
 
# This code is contributed by Smitha Dinesh Semwal.

C#

// C# program to demonstrate above method
// to check divisibility by 29.
using System;
class GFG
{
     
    // Returns true if n is divisible by 29
    // else returns false.
    static bool isDivisible(long n)
    {
         
        // add the lastdigit*3 to renaming
        // number until number comes only
        // 2 digit
        while (n / 100 > 0)
        {
             
            int last_digit = (int)n % 10;
            n /= 10;
            n += last_digit * 3;
        }
 
        // return true if number is
        // divisible by 29 another
        return (n % 29 == 0);
    }
     
    // Driver code
    public static void Main()
    {
        long n = 348;
         
        if (isDivisible(n))
            Console.Write("Yes");
        else
            Console.Write("No");
    }
}
 
// This code is contributed by nitin mittal

PHP

<?php
// PHP program to demonstrate
// above method to check
// divisibility by 29.
 
// Returns true if n is
// divisible by 29
// else returns false.
function isDivisible($n)
{
    // add the lastdigit*3 to
    // remaining number until
    // number becomes of only
    // 2 digit
    while (intval($n / 100))
    {
        $last_digit = $n % 10;
        $n = intval($n / 10);
        $n += $last_digit * 3;
    }
 
    // return true if number is
    // divisible by 29 another
    return ($n % 29 == 0);
}
 
// Driver Code
$n = 348;
if (isDivisible($n))
    echo "Yes";
else
    echo "No" ;
 
// This code is contributed by Sam007
?>

Javascript

<script>
// Javascript program to demonstrate
// above method to check
// divisibility by 29.
 
// Returns true if n is
// divisible by 29
// else returns false.
function isDivisible(n)
{
 
    // add the lastdigit*3 to
    // remaining number until
    // number becomes of only
    // 2 digit
    while (parseInt(n / 100))
    {
        let last_digit = n % 10;
        n = parseInt(n / 10);
        n += last_digit * 3;
    }
 
    // return true if number is
    // divisible by 29 another
    return (n % 29 == 0);
}
 
// Driver Code
let n = 348;
if (isDivisible(n))
    document.write("Yes");
else
    document.write("No") ;
 
// This code is contributed by _saurabh_jaiswal
</script>
Producción : 

Yes

 

Publicación traducida automáticamente

Artículo escrito por Amit_Soni y traducido por Barcelona Geeks. The original can be accessed here. Licence: CCBY-SA

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