//Ejemplo GetAsyncKeyState
#include <stdio.h>
#include <windows.h>
#define INTERVAL 250
 
int main()
{
     char  * TECLAF12 ="OFF";
	 char  * TECLAF11 ="OFF";
	 char  * TECLAF10 ="OFF";
	 char  * TECLAF9 ="OFF";
 
	 while(!GetAsyncKeyState(VK_INSERT)) //Cuando se preciones la tecla INSERT se saldra del ciclo while
	 {
	 system("cls");
	 printf("Tecla [F12] -> : [%s]\n",TECLAF12);
	 printf("Tecla [F11] -> : [%s]\n",TECLAF11);
	 printf("Tecla [F10] -> : [%s]\n",TECLAF10);
	 printf("Tecla [F09] -> : [%s]\n",TECLAF9);
	 printf("\nSalir [INSERT]\n");
 
	 if(GetAsyncKeyState(VK_F12))
		{
	 TECLAF12 ="ON";
		}
	 if(GetAsyncKeyState(VK_F11))
		{
	 TECLAF11 ="ON";
		}
	 if(GetAsyncKeyState(VK_F10))
		{
	 TECLAF10 ="ON";
		}
	 if(GetAsyncKeyState(VK_F9))
		{
	 TECLAF9 ="ON";
		}
 
	 Sleep(INTERVAL);
 
	 }
}
 

#include <windows.h>
#include <gl/gl.h>
#include <gl/glu.h>
 
DWORD* glClearPtr=(DWORD*)0x027E85CC; 
DWORD* glBeginPtr=(DWORD*)0x027E89EC;
DWORD* glvertexPtr=(DWORD*)0x027E851C; 
 
int sky = 1;
bool nosky = false;
 
void APIENTRY NewglBegin( GLenum mode )
{
 
	//PERFECT WALLHACK
	if(!(mode==GL_TRIANGLES||mode==GL_TRIANGLE_STRIP||mode==GL_TRIANGLE_FAN||mode==GL_QUADS))
		{
			GLfloat curcol[4];
			glGetFloatv(GL_CURRENT_COLOR, curcol); 
			glDisable(GL_DEPTH_TEST);
			glEnable(GL_BLEND);
			glBlendFunc(GL_SRC_ALPHA,GL_ONE_MINUS_SRC_ALPHA);
			glColor4f(curcol[0],curcol[1],curcol[2],0.5f); 
			glClearColor(0.0f,0.0f,0.0f,0.0f);
		} 
	//SIMPLEWALLHACK
	if(mode==GL_TRIANGLES||mode==GL_TRIANGLE_STRIP||mode==GL_TRIANGLE_FAN)
		{
			glDisable(GL_DEPTH_TEST);
		}
	//WHITEWALLS
	if ( mode != GL_TRIANGLES && mode != GL_TRIANGLE_STRIP && mode != GL_TRIANGLE_FAN && mode != GL_QUADS )
		{
			glTexEnvi(GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_DECAL);
		}
	//LAMBERT
	if(mode == GL_TRIANGLE_STRIP)
		{ 
    			glTexEnvi(GL_TEXTURE_ENV,GL_TEXTURE_ENV_MODE,GL_DECAL);
		}
	//NO SKY
	if(sky == 1 && mode== GL_QUADS)
		{ nosky = true;}
	else 
		{ nosky = false;}
 
 
	glBegin(mode);
}
 
 
 
void APIENTRY NewglClear(GLbitfield mask)
{
	if (mask == GL_DEPTH_BUFFER_BIT)
 
	{	
	glClearColor(0.0f, 0.0f, 0.0f, 0.0f);
	glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
 
 
	}
	glClear(mask); 
}
 
 
void APIENTRY NewglVertex3fv(const GLfloat *v) 
{
	if(nosky == true)
	{ 
		return; 
	}
    glVertex3fv(v);
}
 
 
 
//FUNCION PRINCIPAL DE DLL
BOOL APIENTRY DllMain(HANDLE hInst, DWORD dwReason, LPVOID lpReserved)
{
	if (dwReason == DLL_PROCESS_ATTACH)//SI LA DLL SI INJECTA ...
	{
 
		MessageBox(NULL,"WallHack Activated!","Message",MB_OK);
               *glBeginPtr=(DWORD)NewglBegin;
	       *glClearPtr=(DWORD)NewglClear;
	       *glvertexPtr=(DWORD)NewglVertex3fv;
 
	}
	return TRUE;
}

#include <windows.h>
 
 
 
BOOL APIENTRY DllMain (HINSTANCE hmodule,     
                       DWORD reason,         
                       LPVOID reserved    )  
{
    switch (reason)  
    {      
      case DLL_PROCESS_ATTACH: 
		  if(GetAsyncKeyState(VK_F12))
			{
				MessageBox(NULL,"Presionaste F12","Mensaje",MB_OK);
			}
        break;
    }
    return TRUE;
}

#include <stdio.h>
 
int main()
{
	int vectorr[4];
	int i;
	int a=1;
	for(i=0;i<=4;i++)
	{
	     vectorr[i]=i;
	     a++;
 
	}
		for(i=0;i<=4;i++)
	{
	     	printf("Vector [%d] : %d\n",i,vectorr[i]);
	}
 
}

Vector [0] : 1
Vector [1] : 2
Vector [2] : 3
Vector [3] : 4
Vector [4] : 6

scanf("%s", bola);