#include <stdio.h>
#define TAM 3

int main(){

	int vector[TAM],i;
	//contadores
	int cont_imp		=	0;
	int cont_par		=	0;
	int cont_pos_imp	=	0;
	int suma_par		= 	0;	

	//llenamos el vector con elementos
	//ingresados por teclado
	for(i=0;i<TAM;i++){
		printf("\nvector[%d]",i);
		scanf("%d",&vector[i]);
	}
		
	//realizamos los calculos
	for(i=0;i<TAM;i++){
//		printf("valor[%d]: %d",i,vector[i]);

		if(vector[i]%2==0){
			suma_par = suma_par + vector[i];	
			cont_par ++; //cont_par = cont_par + 1
		}else{
			suma_impar = suma_impar + vector[i];
			cont_imp ++;
		}

		if(i%2==0){
			//par
			sum_i_p	=sum_i_p + vector[i];
							
		}else{
			//impar
			sum_i_i	=sum_i_i + vector[i];
		}

	}

	//calculamos promedios
	prom_par	=(float)suma_par/cont_par;
	prom_impar	=(float)prom_impar/cont_par;

	//imprimimos resultados
	printf("promedio par: %d",prom_par);
	printf("promedio impar: %d",prom_impar);	
	
//printf("Pares: %d,Impares %d",cont_par,cont_imp);
	getchar();
	return 0;
}