i need a correct answer and a detailed explanation. thank you!

i need a correct answer and a detailed explanation. thank u !

#include using namespace std; int main() { int num[5]; int* p; p = num; *p 10; p++; *p = 20; p = &num [2]; *p p = num + 3; *p = 40; P num; *(p + 4) = 50; for (int i = 0; i using namespace std; int main() { int num[5]; int* p; p = num; *p 10; p++; *p 20; p = &num [2]; *p 30; p=num + 3; *p 40; p = num; * (p+ 4) 50; for (int i = 0; i