local meteorex={0,0,0,0,0,0,0,0,0,0}
local meteorey={0,0,0,0,0,0,0,0,0,0}
local starsx={0,0,0,0,0,0,0,0,0,0}
local starsy={0,0,0,0,0,0,0,0,0,0}
local starsv={0,0,0,0,0,0,0,0,0,0}
local shipy=1
local rect=graydraw.rect
local line=graydraw.line
local pixel=graydraw.pixel
fin =0

local function drawship()
if key(38) and shipy<59
then shipy=shipy+3
end
if key(39) and shipy>1
then shipy=shipy-3
end
rect(1,shipy,4,shipy+4,4,4)
rect(5,shipy+1,6,shipy+3,4,4)
rect(7,shipy+2,9,shipy+2,4,4)
end

local function avancemeteore()
for a=1,11,1
do
meteorex[a]=meteorex[a]-3
if meteorex[a]<-5
then
meteorex[a]=misc.random(40)+128
meteorey[a]=misc.random(58)+1
end
end
end

local function collision()
for a=1,11,1
do
if (meteorex[a]<5) and (meteorey[a]+5>shipy) and (meteorey[a]<shipy+5)
then
shipy=shipy+20
fin =1
end
end
end


local function drawstars()
for a=1,11,1
do
pixel(starsx[a]+1,starsy[a]+1,3)
end
end


local function avancestars()
for a=1,11,1
do
starsx[a]=starsx[a]-starsv[a]
if starsx[a]<-1
then
starsx[a]=misc.random(20)+128
starsy[a]=misc.random(60)+1
starsv[a]=misc.random(4)+2
end
end
end



local function drawmeteore()
for a=1,11,1
do
rect(meteorex[a],meteorey[a],meteorex[a]+5,meteorey[a]+5,4,4)
end
end

graydraw.setcolor(1)

for a=1,1,1
do
misc.contrast(1)
end

for a=1,11,1
do
meteorex[a]=misc.random(200)+120
meteorey[a]=misc.random(60)+1
end

for a=1,12,1
do
starsx[a]=misc.random(120)+128
starsy[a]=misc.random(60)+1
starsv[a]=misc.random(4)+2
end

while fin==0
do
drawmeteore()
drawship()
drawstars()
avancestars()
avancemeteore()
collision()
refresh
clear nil
if key(1)
then fin=1
end
end