swap1
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//file:		swap.cpp
//date:		2004.01.14
//author:	AOU

#include <iostream.h>

void swap(int &a, int &b);

void main(void)
  {
  int a, b;
  a = 3;
  b = 4;
  cout << "a, b = " << a << ' ' << b << endl;
  swap(a, b);
  cout << "a, b = " << a << ' ' << b << endl;
  }


void swap(int &a, int &b)
  {
  int temp;
  temp = a;
  a = b;
  b = temp;
  }

/*
a, b = 3 4
a, b = 4 3
Press any key to continue
*/