Armstrong Number C program

C Programs / Armstrong Number C program

Program Name

Write a C Program for Armstrong Number C program.

Theory
Armstrong Number is a number that is equal to the sum of cubes of its digits.

Example:
Take a Number 153.

Calculations
1*1*1=1
5*5*5=125
3*3*3=27
1+125+27=153

So 153 is Armstrong Number

Program Code


#include<stdio.h>  
 int main()    
{    
int num,rev,sum=0,temp;    
printf("Enter a number");    
scanf("%d",&num);    
temp=num;    
while(num>0)    
{    
rev=num%10;    
sum=sum+(rev*rev*rev);    
num=num/10;    
}    
if(temp==sum)    
printf("Given Number is Armstrong number ");    
else    
printf("Given Number is not Armstrong number");    
return 0;  
}

Input

Enter a number153

Output

Given Number is Armstrong number

Online C Compiler (To copy paste and Run the c program)

Home Back