Numer Armstrong
// C++ Program to find
// Nth Armstrong Number
#include <bits/stdc++.h>
#include <math.h>
using namespace std;
// Function to find Nth Armstrong Number
int NthArmstrong(int n)
{
int count = 0;
// upper limit from integer
for (int i = 1; i <= INT_MAX; i++) {
int num = i, rem, digit = 0, sum = 0;
// Copy the value for num in num
num = i;
// Find total digits in num
digit = (int)log10(num) + 1;
// Calculate sum of power of digits
while (num > 0) {
rem = num % 10;
sum = sum + pow(rem, digit);
num = num / 10;
}
// Check for Armstrong number
if (i == sum)
count++;
if (count == n)
return i;
}
}
// Driver Function
int main()
{
int n = 12;
cout << NthArmstrong(n);
return 0;
}
// This Code is Contributed by 'jaingyayak'
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