slovicka

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

char* smash(const char** words, size_t count) {
    size_t lengthStr = count;

    for (size_t i = 0; i < count; ++i) {
        lengthStr += strlen(words[i]);
    }

    char* newStr = malloc(lengthStr);
    char* cursor = newStr;
    for (int i = 0; i < count; ++i) {
        ptrdiff_t len = strlen(words[i]);
        memcpy(cursor, words[i], len);
        cursor += len;
        *cursor = ' ';
        cursor++;
    }
    *cursor = '\0';

    return newStr;
}

int main(int argc, char const *argv[]) {
    const char *words[] = {
        "hello", "world"
    };

    char* smashed = smash(words, sizeof(words) / sizeof(words[0]));

    printf("%s\n", smashed);

    return 0;
}