#include <iostream>

using namespace std;

struct Student{
	int age;
	int weight;
};

void printPtr(int *newPtr)
{
	cout << "newPtr = " << *newPtr << endl;
}

void setStudentData(Student *StudentPtr)
{
  StudentPtr->age = 50;
  cout << "Function age is " << StudentPtr->age << endl;
}


int main() {

	int i;
	int *ptr;
	ptr = &i;
	i = 200;
	printPtr(ptr);

	int *ptr1 = new int;
    *ptr1 = 100;
    printPtr(ptr1);

	Student myStudent;
	myStudent.age = 21;
	myStudent.weight = 100;

	Student *myStudentPtr;
	myStudentPtr = &myStudent;

	Student *anotherStudent = new Student;

	setStudentData(myStudentPtr);
	setStudentData(anotherStudent);

	cout <<"after func call " << myStudent.age << endl;

	Student *Bob = new Student;
	setStudentData(Bob);

	cout << "Main Bob's age is " << Bob->age << endl;

	return 0;
}