aeds.c

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

typedef struct people {

    float mass ;
    float height ;
} p;

struct people startStruct(float m, float h) {

    struct people aux ;
    int i ;

    aux.mass = m ;
    aux.height = h ;

    return aux ;
}

float imc(float mass, float height) {
    return mass / pow(height, 2) ;
}

float min(float mass, float imc, float result) {
    return ((result * mass) / imc) - mass ;
}

float max(float mass, float imc, float result) {
    return (((result * mass) / imc) - mass) * -1 ;
}

void show(struct people aux) {

    float ind = imc(aux.mass, aux.height);

    printf("you are with IMC of: %.2f", ind);

    if(ind < 16) {
        printf(" - [Magreza grave]");
    } else if(ind >= 16 && ind < 17) {
        printf(" - [Magreza moderada]");
    } else if(ind >= 17 && ind < 18.5) {
        printf(" - [Magreza leve]");
    } else if(ind >= 18.5 && ind < 25) {
        printf(" - [Saudavel]");
    } else if(ind >= 25 && ind < 30) {
        printf(" - [Sobrepeso]");
    } else if(ind >= 30 && ind < 35) {
        printf(" - [Obesidade grau 1]");
    } else if(ind >= 35 && ind < 40) {
        printf(" - [Obesidade grau 2 Severa]");
    } else {
        printf(" - [Obesidade grau 3 Morbida]");
    }

    if(ind - 18.5 > 0 && ind > 6.5) {
        printf("\nVoce deve perder no minimo %.2fkg para se tornar saudavel\n\n", max(aux.mass, ind, 24.9));
    } else if(ind - 18.5 < 0) {
        printf("\nVoce deve ganhar no minimo %.2fkg para se tornar saudavel\n\n", min(aux.mass, ind, 18.5));
    }
}

int main(int argc, char* argv[]) {

    struct people _bruno ;
    struct people _olivia ;

    // Bruno Informations
    _bruno = startStruct(122, 1.84);

    // Olivia Informations
    _olivia = startStruct(45, 1.76);

    // function call
    printf("Bruno, ");
    show(_bruno);
    printf("Olivia, ");
    show(_olivia);

    return 0 ;
}