Q:
Write a c program to check whether a number is strong or not.
Answer
#include<stdio.h>
int main(){
int num,i,f,r,sum=0,temp;
printf("Enter a number: ");
scanf("%d",&num);
temp=num;
while(num){
i=1,f=1;
r=num%10;
while(i<=r){
f=f*i;
i++;
}
sum=sum+f;
num=num/10;
}
if(sum==temp)
printf("%d is a strong number",temp);
else
printf("%d is not a strong number",temp);
return 0;
}
Sample output:
Enter a number: 145
145 is a strong number
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