Rt，对拍无果

# include <bits/stdc++.h>

# define ffor(i,name) \
	for (auto i = name.begin (); i != name.end (); ++ i)

using namespace std;

typedef long long ll;

typedef pair <int, int> pii;

ll a, b, c, s[65], x, y, tot;

int n;

bitset <65> vis;

int main () {

	ios::sync_with_stdio (0);

	cin.tie (0);

	cout.tie (0);

	cin >> a >> b >> c;

	for (int i = 0; i < 63; ++ i)
		if (c & 1ll << i)
			s[++ n] = i, vis[i] = 1;

	if (a + b < n || (n ^ a ^ b) & 1) {

		puts ("-1");

		return 0;

	}

	a = (a - b + n) / 2, b -= n - a;

	if (a < 0 || n - a < 0) {

		puts ("-1");

		return 0;

	}
//	cout << a << ' ' << n - a << ' ' << b << '\n';
	for (int i = 0; i < 60; ++ i)
		if (! vis[i]) {

			x |= 1ll << i, y |= 1ll << i;

			if (++ tot >= b)
				break ;

		}

	if (tot < b) {

		puts ("-1");

		return 0;

	}
//	cout << x << ' ' << y << '\n';
	for (int i = 1; i <= a; ++ i)
		x |= 1ll << s[i];

	for (int i = a + 1; i <= n; ++ i)
		y |= 1ll << s[i];

	cout << x << ' ' << y;

	return 0;

}