int f(int a,int x,int b)
 {
	return(a*x+b);
 }

task main()
 {
	int x;
	int valeur; 
	char buffer[10];
	
	COP_DrawText(1,1,"AFFICHAGE");
        COP_Wait(1000);

	x=0;

	do
	  {
		valeur=f(2,x,3);
		COP_NumtoString(valeur,buffer);
		COP_DrawText(1,1,buffer);
		COP_Wait(1000);
		x++;
	  }
	while(x<10);

	COP_DrawText(1,1,"FIN");
        COP_Wait(1000);
 }