armstrong numbers
int main(){ int a; cin >> a; int check = a; int sum = 0; while(a!=0){ int rem = a%10; sum += pow(rem,3); //include cmath a/=10; } if(sum==check){ cout << "armstrong"; } else { cout << "not armstrong"; } return 0; }
armstrong numbers
int main(){ int a; cin >> a; int check = a; int sum = 0; while(a!=0){ int rem = a%10; sum += pow(rem,3); //include cmath a/=10; } if(sum==check){ cout << "armstrong"; } else { cout << "not armstrong"; } return 0; }
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 numbers
// Armstrong Numbers 1, 2, 3, 4, 5, 6, 7, 8, 9, 153, 370, 371, 407, 1634, 8208, 9474, 54748...
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";}
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