# include <stdio.h>
# include <stdlib.h>

int main(void) {
	int taille_tab;
	double* tab = (double*) malloc(3*sizeof(double));
	int i;
	int j;
	printf("Combien de réels souhaitez-vous entrer ? ");
	scanf("%d", &taille_tab);
	getchar();
	tab = (double*) realloc(tab, taille_tab*sizeof(double));
	for (i = 0; i != taille_tab; i++) {
		printf("Entrez le %de réel : ", i + 1);
		scanf("%lf", &tab[i]);
		getchar();
	}

	for (i = 0; i != (taille_tab - 1); i++) {
		for (j = i; j != taille_tab; j++) {
			if (tab[i] == tab[j]) {
				tab[j] = 0.0;
			}
		}
	}

	for (i = 0; i != taille_tab; i++) {
		if (tab[i] != 0.0) {
			printf("%.3f ", tab[i]);
		}
	}
	putchar('\n');
	return EXIT_SUCCESS;
}