Sexy way to calculate numbers raised to some exponent

npowerk.c

#include <stdio.h>
#include <stdlib.h>

int total;

void npowerk(int n, int k) {
  int i;
  if (k > 0)
    for (i = 0; i < n; i++)
      npowerk(n, k - 1); 
  else
    total ++; 
}

int main(int argc, char **argv) {
  total = 0;
  npowerk(atoi(argv[1]), atoi(argv[2]));
  printf("%d\n", total);

  return 0;
}