#include <iostream>
int main() {

    const int x = 10; // const semantigi

    int *ptr = &x;
    // Cannot initialize a variable of type 'int *'
    // with an rvalue of type 'const int *'

    return 0;
}
#include <iostream>
int main() {

    const int x = 10; // const semantigi

    int &r = x; // Binding value of type 'const int' to reference to type
    // 'int' drops 'const' qualifier
    // const T x turunden T x turune donusum YOK

    const int &r = x; // GECERLI

    return 0;
}
#include <iostream>

void func(int &r);  // sabit gonderemeyiz
void foo(const int &r); // okuma yapacagimizi belirttik - const

int main() {

    func(10); // GECERSIZ

    foo(10); // GECERLI

    return 0;
}