c program to check the number is armstrong or not
#include <stdio.h>
#include <math.h>
void main ()
{
int n,t,r,c,s=0;
printf("Enter the number: ");
scanf("%d",&n);
t=n;
while(t!=0)
{
r=t%10;
c=pow(r,3);
s=s+c;
t=t/10;
}
if(s==n)
printf("Armstrong");
else
printf("Not Armstrong");
}armstrong number in c
#include <stdio.h>
#include <stdlib.h>
#include <math.h>
int cube(int a)
{
int c;
c = a*a*a;
return c;
}
int armnum(int *a)
{
int x = *a, n = 0, rem, r = 0;
while (x != 0) {
x /= 10;
n++;
}
x = *a;
while (x != 0) {
rem = x % 10;
r += cube(rem);
x /= 10;
}
if(r == *a){
return 1;
}
}
int main()
{
int a, y;
scanf("%d", &a);
y = armnum(&a);
if(y == 1){
printf("It is an Armstrong number.");
}
else{
printf("It is not an Armstrong number.");
}
}armstrong number in c
//Bismillahir Rahmanir Rahim
#include <stdio.h>
#include <math.h>
int digit(int n, int count){
while( n != 0){
n/=10;
count++;
}
return count;
}
int main(){
int n, rem, num, sum = 0, count = 0, digits;
while(1){
printf("Enter a number (type 0 to exit) : ");
scanf("%d", &n);
if(n==0){
break;
}
digits = digit(n,count);
num=n;
while(num != 0){
rem = num % 10;
sum += pow(rem,digits);
num /= 10;
}
if(sum == n){
printf("%d is an armstrong number!\n", n);
sum = 0;
}else{
printf("%d is not an armstrong number!\n", n);
sum = 0;
}
}
return 0;
}Armstrong number
<form method="post">
Enter the Number:
<input type="number" name="number">
<input type="submit" value="Submit">
</form>
<?php
if ($_POST) {
//get the number entered
$number = $_POST['number'];
//store entered number in a variable
$a = $number;
$sum = 0;
//run loop till the quotient is 0
while ($a != 0) {
$rem = $a % 10; //find reminder
$sum = $sum + ($rem * $rem * $rem) || $sum = $rem; //cube the reminder and add it to the sum variable till the loop ends
$a = $a / 10; //find quotient. if 0 then loop again
}
//if the entered number and $sum value matches then it is an armstrong number
if ($number == $sum) {
echo "Yes $number an Armstrong Number";
} else {
echo "$number is not an Armstrong Number";
}
}
//here is another example using while loop
$num=300;
$total=0;
$x=$num;
while($x!=0){
$rem=$x%10;
$total=$total+($rem*$rem*$rem);
$x=$x/10;
}
if($num==$total){
echo "Yes it is an Armstrong number";}
else
{echo "No it is not an armstrong number";}Copyright © 2021 Codeinu
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