#include <iostream>
#include <cstdint>

using namespace std;

static inline constexpr const char* solve(const uint32_t X)
{
	switch (X)
	{
	case 3:
	case 4:
	case 5:
		return "spring";

	case 6:
	case 7:
	case 8:
		return "summer";

	case 9:
	case 10:
	case 11:
		return "fall";

	case 12:
	case 1:
	case 2:
		return "winter";

	default:
		return "the abyss";
	}
}

int main()
{
	cin.tie(nullptr);
	ios::sync_with_stdio(false);
	
	uint32_t X;
	cin >> X;

	cout << solve(X) << '\n';
	return 0;
}