Here is a C++ program to check armstrong number.
C++ program to check armstrong number
#include <iostream>
using namespace std;
int main(){
int number, sum = 0, lastDigit, temp;
cout << "Enter a Number\n";
cin >> number;
temp = number;
// Calculate sum of cube of every digit
while(temp != 0){
lastDigit = temp%10;
sum = sum + (lastDigit*lastDigit*lastDigit);
temp = temp/10;
}
if(sum == number){
cout << number <<" is Armstrong Number";
} else {
cout << number <<" is not an Armstrong Number";
}
return 0;
}
Output
Enter a Number 153 153 is Armstrong Number
Enter a Number 120 120 is not an Armstrong Number
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