#include <bits/stdc++.h>

int ri() {
	int n;
	scanf("%d", &n);
	return n;
}


int main() {
	int n = ri();
	for (int i = 0; i < n; i++) {
		if (i) printf(" ");
		printf("%lld", 1LL << i);
	}
	puts("");
	return 0;
}