Exam Prep

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

typedef struct  Members{
    char name[56];
    char id[7];
    float price;
    int lockerCode;
}member;

member *array;
int arrSize = 0;

void addMember(member *array, int arrSize, FILE *fp){
    array = (member*)realloc(array, sizeof(member) * (arrSize + 1));
    arrSize++;
    if(array == NULL){
        return 1;
    }

    member *member1 = malloc(sizeof(member));

    array[arrSize - 1] = member1;

    printf("Enter the name: ");
    fflush(stdin);
    scanf("%[^\n]s", member1.name);

    printf("Enter the credentials of a new member: ");
    fflush(stdin);
    scanf("%s", member1.id);

    printf("Enter the credentials of a new member: ");
    fflush(stdin);
    scanf("%f", &member1.price);

    printf("Enter the credentials of a new member: ");
    fflush(stdin);
    scanf("%d", &member1.lockerCode);

    fprintf(fp, "%s;%s;%f;%d\n", member1.name, member1.id, member1.price, member1.lockerCode);


}

void averageSubscribtion(member *array, int arrSize){
    double averagePrice;
    double price = 0;

    for(int i = 0; i < arrSize; i++){
        price = price + array[i].price;
    }

    averagePrice = price / arrSize;

    for(int n = 0; n < arrSize; n++){
        if(array[n].price < averagePrice){
        printf("%s - %s - f", array[n].name, array[n].id, array[n].price);
        }
    }



}


int main(){

FILE *fp;
fp = fopen("membersText.txt", "w");
if(fp == NULL){
    printf("Error creating file");
    exit(1);
}

addMember(array, arrSize, fp);


return 0;
}