white

include <stdlib.h>

int     count_words(char *str)
{
    int     i;
    int     nbwords;

    nbwords = 0;
    i = 0;
    while (str[i])
    {
        while ((str[i] == ' ' || str[i] == '\t' || str[i] == '\n') &&
                str[i] != '\0')
            i++;
        if ((str[i] != ' ' && str[i] != '\t' && str[i] != '\n') &&
                str[i] != '\0')
        {
            nbwords += 1;
            while ((str[i] != ' ' && str[i] != '\t' && str[i] != '\n') &&
                    str[i] != '\0')
                i++;
        }
    }
    return (nbwords);
}

int     lettre(char *str, int nbword)
{
    int     i;
    int     word;

    if (nbword == 0)
        return (0);
    word = 0;
    i = 0;
    while (str[i])
    {
        while ((str[i] == ' ' || str[i] == '\t' || str[i] == '\n') &&
                str[i] != '\0')
            i++;
        if ((str[i] != ' ' && str[i] != '\t' && str[i] != '\n') &&
                str[i] != '\0')
            word += 1;
        if (word == nbword)
            return (i);
        else
        {
            while ((str[i] != ' ' && str[i] != '\t' && str[i] != '\n') &&
                    str[i] != '\0')
                i++;
        }
    }
    return (0);
}

int     lon(char *str, int lettre)
{
    int     i;

    i = 0;
    while (str[i])
        i++;
    if (i == 0)
        return (0);
    i = lettre;
    while ((str[i] != ' ' && str[i] != '\t' && str[i] != '\n') &&
            str[i] != '\0')
        i++;
    return (i - lettre);
}

char    **norminet(char **tableau, int i, int j, char *str)
{
    if (count_words(str) == 0)
        return (0);
    if(!(tableau = malloc(sizeof(tableau) * count_words(str) + 1)))
//  if (tableau == 0)
        return (0);
    while (i < count_words(str))
    {
        if (!(tableau[i] = malloc(sizeof(*tableau) * lon(str, lettre(str, i + 1)))))
//      if (tableau[i] == 0)
            return (0);
        while (j < lon(str, lettre(str, i + 1)))
        {
            tableau[i][j] = str[lettre(str, i + 1) + j];
            j++;
        }
        tableau[i][j] = '\0';
        i++;
        if (i == count_words(str))
        {
            tableau[i] = malloc(sizeof(tableau[i]));
            tableau[i][j] = 0;
        }
        j = 0;
    }
    return (tableau);
}

char    **ft_split_whitespaces(char *str)
{
    char    **tableau;
    int     i;
    int     j;

    tableau = NULL;
    j = 0;
    i = 0;
    i = 0;
    return (norminet(tableau, i, j, str));
}