Program to Find nth Spy Number in Java | C | C++ | Python

A Number is a Spy number if the sum of its digits equal to the product of its digits.

Example:

               Given Number=123
               Sum of digits =1+2+3=6
               product of digits=1*2*3=6
                                          
Problem statement:-  Program to Find nth Spy Number.

Data requirement:-

   Input Data:- rangenumber

   Output Data:- rangenumber, letest

   Additional Data:- cnum, num1, sum, rem,mult

Program in C

Here is the source code of the C Program to Find nth Spy Number.

Code:

#include <stdio.h>
int
main ()
{
  int i, rangenumber, num = 1, c = 0, letest = 0;
  printf ("Enter the Nth value:");
  scanf ("%d", &rangenumber);

  while (c != rangenumber)
    {
     int sum=0,mult=1,rem;
     int num1=num;
    while(num1!=0)
    {
        rem=num1%10;
        sum+=rem;
        mult*=rem;
        num1/=10;
    }

   if(sum==mult)
   {
          c++;
          letest=num;
    }
      num = num + 1;
    }
  printf ("%dth Spy number is %d", rangenumber, letest);
  return 0;
}

Input/Output:
Enter the Nth value:10
10th Spy number is 22

Program in C++

Here is the source code of the C++ Program to Find nth Spy Number.

Code:

#include <iostream>
using namespace std;
int
main ()
{
  int i, rangenumber, num = 1, c = 0, letest = 0;
  cout<<"Enter the Nth value:";
  cin>>rangenumber;

  while (c != rangenumber)
    {
    int sum=0,mult=1,rem;
    int num1=num;
    while(num1!=0)
    {
        rem=num1%10;
        sum+=rem;
        mult*=rem;
        num1/=10;
    }

   if(sum==mult)
   {
          c++;
          letest=num;
      }
      num = num + 1;
    }
  cout<<rangenumber<<"th Spy number is "<<letest;
  return 0;
}

Input/Output:
Enter the Nth value:15
15th Spy number is 312

Program in Java
  
Here is the source code of the Java Program to Find nth Spy Number.

Code:

import java.util.Scanner;
public class NthSpyNumber {

public static void main(String[] args) {
Scanner cs=new Scanner(System.in);
int  rangenumber, num = 1, c = 0, letest = 0;
  System.out.println("Enter Nth number:");
  rangenumber=cs.nextInt();

  while (c != rangenumber)
    {
  int sum=0,mult=1,rem;
     int num1=num;
    while(num1!=0)
    {
        rem=num1%10;
        sum+=rem;
        mult*=rem;
        num1/=10;
    }

   if(sum==mult)
      {
          c++;
          letest=num;
      }
      num = num + 1;
    }
System.out.println(rangenumber+"th Spy Square number is "+letest);
cs.close();
}
}

Input/Output:
Enter Nth number:
35
35th Spy Square number is 11313

Program in Python
  
Here is the source code of the Python Program to Find nth Spy Number.

Code:

rangenumber=int(input("Enter a Nth Number:"))
c = 0
letest = 0
num = 1
while c != rangenumber:
    sum = 0
    mult = 1
    num1=num
    while num1 != 0:
        rem = num1 % 10
        sum += rem
        mult *= rem
        num1 //= 10

    if sum == mult:
            c+=1
            letest = num

    num = num + 1
print(rangenumber,"th Spy number is ",letest)

Input/Output:
Enter a Nth Number:45
45 th Spy number is  13113

More:-

C/C++/Java/Python Practice Question 

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