const char** words = new const char*[future final_n];
size_t n = 0;
size_t len = strlen(s);
size_t begin = 0;
for ( size_t i = 0; i < ; i++ ){
    if ( s[i] == '\0' || s[i] == ' ' ){
        n++;
        words[n] = s + begin;
        s[i] = '\0';
        begin = i + 1;
    }
}
size_t final_n = n;