#include <stdio.h>
#include <stdlib.h>
#include <conio.h>

struct point2d { int x;
			     int y;
			   };

int main()
{

	struct point2d tableau[30];

	printf("Rentrez les points.");
	for (i = 0 ; i < 30 ; i++)


	

	getch();

return 0;
}