3.25.15 PIK2 - var2

#include <stdio.h>

int main()
{
    FILE *txtFile = NULL, *binFile = NULL;
    char *string[15];
    int *firstIntArr, *secondIntArr, ch = 0, i, row = 0, strRow = 0, cow = 0, type = 1;
    double *doubleArr;

    for (i = 0; i < 15; i++){
        string[i] = (char *)malloc(15);
    }

    firstIntArr = (int *)malloc(15 * sizeof(int));
    secondIntArr = (int *)malloc(15 * sizeof(int));
    doubleArr = (double *)malloc(15 * sizeof(double));

    txtFile = fopen("txtFile.txt", "r");
    binFile = fopen("binFile", "wb");
    if (binFile == NULL || txtFile == NULL) {
        printf("File cannot be open!\n");
        exit(1);
    }

    printf("from txt file:\n");

    while ((ch = fgetc(txtFile)) != EOF) {

        switch (type)
        {
        case 1: string[strRow][cow] = (char)ch; break;
        case 2: firstIntArr[row] = (int)ch; break;
        case 3: secondIntArr[row] = (int)ch; break;
        case 4: doubleArr[row] = (double)ch; break;
            default: break;
        }

        if (ch == ';')
        {
            type++;
            cow = 0;
            row = 0;
        }
        else
        {
            cow++;
            row++;
        }

        if (type == 5)
        {
            type = 1;
            strRow++;
        }

        printf("%c", ch);
    }
    fclose(txtFile);

    for (i = 0; i < 15; i++){
        if ((fwrite(&string[i], 1, sizeof(string), binFile) != sizeof(string)) ||
            (fwrite(&firstIntArr[i], sizeof(int), 1, binFile) != 1) ||
            (fwrite(&secondIntArr[i], sizeof(int), 1, binFile) != 1) ||
            (fwrite(&doubleArr[i], sizeof(double), 1, binFile) != 1))
        {
            exit(2);
            printf("Err!");
        }
    }
    fclose(binFile);

    for (i = 0; i < 15; i++)
    {
        free(string[i]);
    }

    free(firstIntArr);
    free(secondIntArr);
    free(doubleArr);
    return 0;
}