lesson_321_16

#include <iostream>

using namespace std;

void show_word(int size, char vects[]);

void test_concat() {
    char word1[]{ 'a', 'b', 'c' };
    char word2[]{ 'd', 'e','f', 'g' };

    char word3[1024];

    int size1 = sizeof(word1) / sizeof(word1[0]);
    int size2 = sizeof(word2) / sizeof(word2[0]);
    int size3 = size1 + size2;

    for(int k = 0; k < size1; k++) {
        word3[k] = word1[k];
    }

    for (int k = 0; k < size2; k++) {
        word3[k+size1] = word2[k];
    }
/*
    for (int k = size1; k < size1 + size2; k++) {
        word3[k] = word2[k-size1];
    }
*/
    show_word(size1, word1);
    show_word(size2, word2);
    show_word(size3, word3);
}


int get_rand(int a, int b) {
    return rand() % (b - a + 1) + a;
}

void show_word(int size, char vects[]) {
    for (int k = 0; k < size; k++) {
        cout << vects[k];
    }
    cout << ' ';
}


void show_arr(int size, int vects[]) {
    for (int k = 0; k < size; k++) {
        cout << vects[k] << "\t";
    }
    cout << endl;
}

void gen_arr(int size, int vects[]) {
    for (int k = 0; k < size; k++) {
        vects[k] = get_rand(-10, 10);
    }
}

int sum_arr(int size, int vects[]) {
    int sum{ 0 }; // оператор универсального присваивания для переменных
    for (int k = 0; k < size; k++) {
        sum += vects[k];
    }
    return sum;
}

void test0() {
    const int size = 8;
    int vects[size]{ 17, 20, 23 };
    int vects2[size];
    int summ_vect[size];

    show_arr(size, vects);
    cout << "summ: " << sum_arr(size, vects) << endl;

    gen_arr(size, vects);
    gen_arr(size, vects2);

    for (int k = 0; k < size; k++) {
        summ_vect[k] = vects[k] + vects2[k];
    }

    show_arr(size, vects);
    show_arr(size, vects2);
    show_arr(size, summ_vect);
}

void test1() {
    // оределение кол-ва элементов в массиве
    int arr[]{ 2,4345, 54, 54, 23, 32, 54, 43, 35, 34 };
    int x = 7;
    double y = 14.6;
    cout << sizeof(x) << endl;
    cout << sizeof(y) << endl;
    cout << sizeof(arr) << endl;
    cout << sizeof(arr) / sizeof(arr[0]) << endl;
}



int main() {
    srand((int)time(NULL));
    test_concat();
    return 0;
}