//someinput.cpp
//Illustrate standard input

#include<iostream>
using namespace std;

int main()
  {
  int m,n;
  char junk;
  char comma; //designed to hold comma, but could hold
                //p or x or the symbol 6 ...
  cout << "Enter integer: ";
  cin >> m;
  cout << m << " is an integer." << endl;

  cout << "Please enter an integer, a comma,"
      << "any character, and an integer.";
  cin >> m >> comma >> junk >>n;
  cout << "You entered: \n\tm=" << m
      << "\tcomma=" << comma
      << "\tn=" << n << endl;
    // \n means newline character
    // \t means tab character
  cout << "I never used the value in junk, though "
       << "I read something into it." << endl;

  char c;  //declarations don't have 
           //to be at the beginning
  cout << "Enter four symbols: ";
  cin >> junk >> junk >> junk >> c;
  cout << "The fourth symbol was " << c << endl;

  float pi;
  pi=3.14159f;  //the f makes this a float constant
  float f;
  cout << "Enter a float. ";
  cin >> f;
  cout << "pi is: " << pi;
  cout << " f is : " << f << endl;

  cout << "Enter 123x567 2.54" << endl;
  cin >> m >> c >> n >> f;
  cout << "m=" << m << "\tn=" << n << "\tf=" 
      << f << endl;

  cout << "Enter 1234.5678" << endl;
  cin >> m >> f;
  cout << "m=" << m << "\tf=" << f << endl;
  return 0;
  }