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

size_t word_num(char *phrase, int length) {
    int words = 0;

    for (int i = 0; i < length; i++) {
        if (phrase[i] == ' ' || phrase[i] == '\0') {
            words++;
        }
    }

    return words;
}

int main() {
    char phrase[] = "andiamo a fare le botte";
    int phrase_length = sizeof(phrase) / sizeof(phrase[0]);

    int words = word_num(phrase, phrase_length);
    char **word_list = (char**)malloc(words * sizeof(char*));

    int word_ind = 0;
    int letter_ind = 0;

    for (int i = 0; i < phrase_length; i++) {
        if (phrase[i] != ' ' && phrase[i] != '\0') {
            if (letter_ind == 0) {
                word_list[word_ind] = (char*)malloc(phrase_length);
            }
            word_list[word_ind][letter_ind] = phrase[i];
            letter_ind++;
        } else {
            word_list[word_ind][letter_ind] = '\0';
            word_list[word_ind] = (char*)realloc(word_list[word_ind], letter_ind + 1);
            word_ind++;
            letter_ind = 0;
        }
    }

    for (int w = 0; w < words; w++) {
        printf("%s ", word_list[w]);
        free(word_list[w]);
    }

    free(word_list);
    return 0;
}