c 2b 2b poitner

1// A pointer in c++ is a variable whose value is a memory address. 
2
3int main() {
4  	int x;      // 'regular' int
5  	int *y;     // 'pointer-to-an-int
6  
7    x = 5;      // assign x some value which is an integer
8    y = &x;     // use the address-of operator to get the address of x;
9                // store that value as the value of y. 
10	return 0; 
11}