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// pointer to functions

#include <iostream>
using namespace std;

int addition (int a, int b)
{ return (a+b); }

int subtraction (int a, int b)
{ return (a-b); }

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// increaser
#include <iostream>
using namespace std;

void increase (void* data, int psize)
{
  if ( psize == sizeof(char) )
  { char* pchar; pchar=(char*)data; ++(*pchar); }
  else if (psize == sizeof(int) )
  { int* pint; pint=(int*)data; ++(*pint); }

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#include <iostream>
using namespace std;

int main ()
{
  int firstvalue = 5, secondvalue = 15;
  int * p1, * p2;

  p1 = &firstvalue;  // p1 = address of firstvalue
  p2 = &secondvalue; // p2 = address of secondvalue

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#include<iostream.h>
#include<conio.h>
#include<string.h>
#include<graphics.h>
#include<process.h>
#include<dos.h>
#include<stdio.h>
#include<stdlib.h>
#include<math.h>
//structure declaration

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#include <graphics.h>
#include <stdlib.h>
#include <stdio.h>
#include <conio.h>
#include <dos.h>
#include <iostream.h>
#include <fstream.h>
#include <string.h>

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#include <iostream>
#include <windows.h>
using namespace std;
//twinkle twinkle
//CC GG AA G
//FF EE DD C
//GG FF EE D
//GG FF EE D
//CC GG AA G
//FF EE DD C

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#include <iostream>
#include <cstdlib>
#include <cstdio>
#include <fstream>
#include <cstring>
 
using namespace std;
 
inline void type_of_word(char f);
 

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#include<iostream>

#include<cstring>

#include<cstdlib>

#include<iomanip>

#include<windows.h>

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#include <windows.h>         //header file for windows
#include <stdio.h>                          //C standard library
void SetColor(int ForgC);
int main()
{
    SetColor(34);
    printf("test colour");
    return 0;
}
void SetColor(int ForgC)

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#include<stdio.h>

int main()
{
   int n;

   printf("Enter an integer\n");
   scanf("%d",&n);

   if ( (n/2)*2 == n )