#include <bits/stdc++.h>
using ::std::cin;
using ::std::cout;
using ::std::string;
using ::std::vector;
int binpow(int a, int n) {
  if (n == 0) return 1;
  if (n % 2 == 0) {
    int b = binpow(a, n / 2);
    return b * b;
  } else
    return binpow(a, n - 1) * a;
}
int main() {
  int n, l, r;
  cin >> n >> l >> r;
  cout << binpow(2, l) + n - l - 1 << ' '
       << binpow(2, r) - 1 + (n - r) * binpow(2, r - 1);
}
