Cod sursa(job #150020)

Utilizator Adriana_SAdriana Sperlea Adriana_S Data 6 martie 2008 15:13:42
Problema Multimi2 Scor 50
Compilator cpp Status done
Runda Arhiva de probleme Marime 1.1 kb
#include <stdio.h>

int main()
{
	freopen("multimi2.in", "r", stdin);
#ifndef _SCREEN_
	freopen("multimi2.out", "w", stdout);
#endif

	int N;
	scanf("%d\n", &N);

	if (N % 2 == 0) {
		if (N == 2) printf("1\n1\n1\n1\n2\n");
		else {
			printf("0\n");

			printf("%d\n", N / 2);
			for (int i = 1; i <= N / 2; i += 2) printf("%d %d ", i, N - i + 1);
			printf("\n");

			printf("%d\n", N / 2);
			for (int i = 2; i <= N / 2; i += 2) printf("%d %d ", i, N - i + 1);
			printf("\n");
		}
	} else {
		if (N - 3 >= 4) {
			printf("0\n");

			printf("%d\n", (N - 3) / 2 + 2);
			printf("1 2 ");
			for (int i = 1; i <= (N - 3) / 2; i += 2) printf("%d %d ", i + 3, (N - 3) - i + 1 + 3);
			printf("\n");

			printf("%d\n", (N - 3) / 2 + 1);
		   	printf("3 ");
			for (int i = 2; i <= (N - 3) / 2; i += 2) printf("%d %d ", i + 3, (N - 3) - i + 1 + 3);
			printf("\n");
		} else {
			if (N - 3 == 2) {
				printf("1\n");
				printf("3\n");
				printf("1 2 5\n");
				printf("2\n");
				printf("3 4\n");
			} else {
				if (N - 3 == 0) {
					printf("0\n2\n");
					printf("1 2\n");
					printf("1\n3\n");
				}
			}
		}
	}

	return 0;
}