prev2X = tailX[i];

prev2Y = tailY[i];

tailX[i] = prevX;

tailY[i] = prevY;

prevX = prev2X;

prevY = prev2Y ;

}

switch (dir) {

case LEFT:

x--;

break;

case RIGHT:

x++;

break;

case UP:

y--;

break;

case DOWN:

y++;

break;

default:

break;

}

if (x >= width) x =0;else if (x <0) x = width -1;

if (y >= height) y = 0; else if (y < 0) y = height - 1;

for (int i =0; i< nTail ;i++)

if (tailX[i] == x && tailY[i] == y)
gameover = true;

if (x == fruitX && y == fruitY) {

score +=10;

fruitX = rand() % width;

fruitY = rand() % height;

nTail ++;

}

}

int main()
{

Setup();

while (!gameover) {

Draw ();

Input ();

algorithm ();

}

return 0;

}