#include <stdio.h>

int main(void) {
	int i, t1, t2, t13, vet[] = {1,3,5,7,2,4,6,8};
	float t3 = 4.5;
	
	t1 = (vet[1] + vet[2]) / 2; //4 
	t2 = vet[0] + vet[7] / 2;   //5 
	//t3 = (vet[0] + vet[7]) / 2.0;   //4.5 

	printf("%i %i %i \n", t1, t2, t3);
	
	for (i = 1; i <= 6; i++) {
		if (vet[i] < t2 && vet[i] <= i) {
			printf("%i ", vet[i]);
		}
	}
	return 0;
}