#include <stdio.h>

int main()
{
  int n, nn, p = 1, N = 0, d;

  scanf("%d", &n);
  nn = n;

  while (n > 0) {
    d = n % 10; n /= 10;
    N = N + d * p;
    p *= 2;
  }
  printf("(%d)_2 = %d\n", nn, N);

  return 0;
}