#include <iostream>
using namespace std;
int main() {
int grades[3] = {55, 65, 75};
int *gradePtr;
// A
gradePtr = grades;
// Test to show A is correct:
cout << *gradePtr << endl;
// B
cout << *(++gradePtr);
// C
gradePtr++;
// Test to show C is correct:
cout << endl << *gradePtr;
return 0;
}