Answer Posted / paul zarkovich

#include<iostream>
#include<stdio.h>
#include<conio.h>

using namespace std;

main()
{
int n,fact=1,sum=0,digit=0;

printf("Enter a number : ");
scanf("%d",&n);

int temp=n,a=n;

if(temp<10)
{
for(int i=temp;i>0;i--)
fact*=i;

if(n==fact)
printf("It is a strong no. ");
else
printf("It is not a strong no. ");
}

else
{
while(temp>10)
{
digit=temp%10;

temp/=10;

for(int i=digit;i>0;i--)
fact*=i;

sum+=fact;
fact=1;
}
for(int i=temp;i>0;i--)
fact*=i;

sum+=fact;
if(sum==n)
printf("It is a strong no. ");
else
printf("It is not a strong no. ");

}

getch();
}

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