C# Sharp Exercises: Check whether a number is Strong Number or not
C# Sharp For Loop: Exercise-47 with Solution
Write a C# Sharp program to check whether a number is Strong Number or not.
Sample Solution:-
C# Sharp Code:
using System;
public class Exercise47
{
public static void Main()
{
int i, n, n1, s1=0,j;
int fact;
Console.Write("\n\n");
Console.Write("Check whether a number is Strong Number or not:\n");
Console.Write("-------------------------------------------------");
Console.Write("\n\n");
/* If sum of factorial of digits is equal to original number then it is Strong number */
Console.Write("Input a number to check whether it is Strong number: ");
n = Convert.ToInt32(Console.ReadLine());
n1 = n;
for(j=n;j>0;j=j/10)
{
fact = 1;
for(i=1; i<=j % 10; i++)
{
fact = fact * i;
}
s1 = s1 + fact;
}
if(s1==n1)
{
Console.Write("\n{0} is Strong number.\n\n", n1);
}
else
{
Console.Write("\n{0} is not Strong number.\n\n", n1);
}
}
}
Sample Output:
Check whether a number is Strong Number or not: ------------------------------------------------- Input a number to check whether it is Strong number: 2 2 is Strong number.
Flowchart:
C# Sharp Code Editor:
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Previous: Write a program in C# Sharp to convert a binary number into a decimal number using math function.
Next: Write a C# Sharp program to find Strong Numbers within a range of numbers.
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