#include<iostream>
#include<conio.h>
using namespace std;


void main()
{
	int i;
	char op;
	int k;

	////buffer - a tempory holding area in memory

	//// cin >>
	//// allows the user to type characters that will be placed in the "input buffer"
	//// only processes input when "Enter" is presses
	//// an end-of-line character is placed in the input buffer
	//// when the r-value is an integer it translates the characters into a 4-byte ineger
	//// stops reading input at the first "white-space" (space, tab, or end-of-line)

	////the trailing white space is left in the input buffer
	////alwayes ignores leading white-space

	//// cin >> only stops the program to allow input when the buffer is empty 
	////(or the only thing that is in it is white space)

	//// reading an integer from standard input
	////cin >> i;
	////cout << i << endl;
	////cin >> i;
	////cout << i << endl;
	////cin >> i;
	////cout << i << endl;

	//////finds the number of characters in the input buffer
	////cout << cin.rdbuf()->in_avail() << endl;


	// cin >> i;
	////gets the first character from the input buffer
	////waits until there is an "Enter" pressed
	// //does not ignore anything

	// cout << "Press Enter to contiune";
	// cin.ignore(cin.rdbuf()->in_avail());
	// char c = cin.get();

	//cout << c << endl;
	//cout << cin.rdbuf()->in_avail() << endl;

	//cout << "End of program" << endl;

}