#include <stdio.h>

int myPower(int x, int y) {
  /* fails with segfault (probably due to stack overflow) */
  if (y==0) {
    return 1;
  } else {
    return x * myPower(x, y-1);
  }
}

int myPower2(int x, int y) {
  int i, res = 1;
  for(i=0; i<y; i++) {
    res *= x;
  }
  return res;
}

int main() {
  int res = myPower2(1,100000000);
  printf("%i\n", res);
  return 0;
}