//Init
ending=false
width = room_width div 15
height = room_height div 15

var i;
for(i=0 i<width i+=1)
for(d=0 d<height d+=1)
   lvl[i,d] = '+'
//First block
lvl[0,round(random_range(height/2-4,height/2+4))] = 'X'
//Next
for(i=1 i<(width)-1 i+=1)
{
    for(d=1 d<(height)-1 d+=1)
    {
    if lvl[i-1,d] == 'X' or lvl[i-1,d] == 'W'
     switch choose(0,1,2)
     {
      case 0:
       lvl[i,d+1] = 'X'
       lvl[i,d] = 'X'
       if i+2=width
       {
         ending=true
       }
      break
        
      case 1:
       lvl[i,d-1] = 'X'
       lvl[i,d] = 'X'
       if i+2=width
       {ending=true}
      break
     }
   }
   //show_message(string(i)+':'+string(d)+'#'+string(lvl[i,d-1]))
}
if ending=false
{game_restart()}
//Tiles (temp)
count = 0
for(i=0 i<(width) i+=1)
{
   for(d=0 d<(height) d+=1)
   {
    if lvl[i,d] == '+'
     {tile_add(back_cave,0,0,16,16,i*16,d*16,10000);count += 1}
       
    if lvl[i,d] == 'X'
     {tile_add(back_cave,16,0,16,16,i*16,d*16,10000);count += 1}
   }
}