Answer Posted / valli

int fact(int f)
{
if(f==1||f==0)
return 1;
else
return(f*fact(f-1));
}
main()
{
int n,i,j,s=0;
printf("enter the number");
scanf("%d",&n);
i=n;
while(n!=0)
{
j=n%10;
s=s+fact(j);
n=n/10;
}
if(i==s)
printf("strong number");
else
printf("not a strong number");
}

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