[AP] Exame 2016

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

/*
1
A = char *c
B = *c >= 'a' && *c <= 'z'
C = *c = *c+'A'-'a';
D = return; NAO SEI PORQUE TEM D
*/

//2
void RetiraEspacosString(char *s)
{
    int i=0;
    int auxiliar=0;
    while(s[i] != '\0')
    {
        if(s[auxiliar] != s[i])
            s[auxiliar] = s[i];
        if(s[i] != ' ')
            auxiliar++;
        i++;
    }
    s[i] = '\0';
}

//3
void RemoverImpares(int Vi[], int N, int Vf[], int *nf)
{
    int x=0;
    for(int i=0; i<N; i++)
    {
        if(Vi[i]%2 == 0)
        {
            Vf[x] = Vi[i];
            x++;
        }
    }
    *nf = x;
}

//4
//a)
typedef struct
{
    float altura;
    float massa;
    char genero;
    int dianasc;
    int mesnasc;
    int anonasc;
}Individuo;

//b)
int Saudaveis(Individuo *vect_int, int n_ind)
{
    float IMC;
    int count=0;
    for(int i=0; i<n_ind; i++)
    {
        IMC = vect_int[i].massa/(vect_int[i].altura*vect_int[i].altura);
        if(IMC >= 18.5 && IMC <= 24.9)
            count++;
    }
    return count;
}

//c)
float MediaPassado(Individuo *vect_int, int n_ind)
{
    float media=0;
    int count=0;
    for(int i=0; i<n_ind; i++)
    {
        if(vect_int[i].anonasc < 2000)
        {
            media += vect_int[i].massa/(vect_int[i].altura*vect_int[i].altura);
            count++;
        }
    }
    return media/count;
}

//d)
int ContaFemininoAno(Individuo *vect_int, int n_ind, int ano)
{
    int count=0;
    for(int i=0; i<n_ind; i++)
    {
        if(vect_int[i].anonasc == ano && vect_int[i].genero == 'F')
        {
            count++;
        }
    }
    return count;
}

//5
float Soma(int N, int i, float negexp=-1, float exp=3)
{
    if(i == N)
        return negexp*(i/exp);
    negexp *= -1;
    exp*=3;
    return negexp*(i/exp) + Soma(N,++i,negexp,exp);
}

//6
void Ordenar(int *vector, int N)
{
    int aux;
    for(int i=N; i>0; i--)
    {
        for(int x=0; x<i-1; x++)
        {
            if(vector[x] > vector[x+1])
            {
                aux = vector[x+1];
                vector[x+1] = vector[x];
                vector[x] = aux;
            }
        }
    }
}

void main()
{
    char *c = (char *)malloc(sizeof(char) * 20);
    strcpy(c,"  Teste  Teste .");
    RetiraEspacosString(c);
    printf("%s\n", c);

    int v[] = {7,4,2,1,6,9};
    int a[6];
    int x;
    RemoverImpares(v,6,a,&x);
    printf("%d\n", x);
    for(int i=0; i<x; i++)
        printf("[%d]",a[i]);

    printf("\n");
    Ordenar(v,6);
    for(int i=0; i<6; i++)
        printf("[%d]",v[i]);

}