#include <iostream>
using namespace std;

int main()
{
    int arr1[5] = { 2,3,5,7,11};
    int arr2[5]{2,3,5,7,11};
    int arr3[]{2,3,5,7,11};

    char cstr1[4] = {"hey"};
    char cstr2[4] = "hey";
    char cstr3[] = "hey";

    char cstr4[10] = "hello";
    char cstr5[] = {'h','e','y'};
    char cstr6[8] = {'h','e','y'};

    cout << "sizeof(arr1) = " << sizeof(arr1) << endl;
    cout << "sizeof(arr2) = " << sizeof(arr2) << endl;
    cout << "sizeof(arr3) = " << sizeof(arr3) << endl;
    cout << "sizeof(cstr1) = " << sizeof(cstr1) << endl;
    cout << "sizeof(cstr2) = " << sizeof(cstr2) << endl;
    cout << "sizeof(cstr3) = " << sizeof(cstr3) << endl;
    cout << "sizeof(cstr4) = " << sizeof(cstr4) << endl;
    cout << "sizeof(cstr5) = " << sizeof(cstr5) << endl;
    cout << "sizeof(cstr6) = " << sizeof(cstr6) << endl;

    cout << "sizeof(arr1) / sizeof(int) = "
         << sizeof(arr1) / sizeof(int) << endl;
}