{

int *numbers = new int[5]; //initialize with garbage values

//delete

delete []numbers;

numbers = nullptr;

int *numbers2 = new int[5]{}; //initialize with 0

//access dynamic array

for(int i=0; i<5; i++){

std::cout << numbers2[i] << "," << *(numbers2+i) << std::endl ;

}

std::cout << "\n\n";

delete []numbers2;

numbers2 = nullptr;

int *numbers3 = new int[10]{1,2,3,4,5}; //initialize fist 5 and rest with 0

//access dynamic array

for(int i=0; i<10; i++){

std::cout << numbers3[i] << "," << *(numbers3+i) << std::endl ;

}

delete []numbers3;

numbers3 = nullptr;

//

int *numbers4 = new(std::nothrow) int[]{1,2,3,4} ;//without exceptions

std::cout << numbers4[1];

delete []numbers4;

numbers4 = nullptr;

}