diff --git a/snack2.py b/snack2.py
new file mode 100644
index 0000000..a02cf11
--- /dev/null
+++ b/snack2.py
@@ -0,0 +1,457 @@
+import os
+import time
+import random as rand
+import msvcrt
+import time
+
+os.system("color 17")
+os.system("title '玩蛇'")
+
+s_x = 50
+s_y = 30
+foods = []
+ifmpy = 1
+players = []
+playctl = [["w","a","d","s"],["i","j","l","k"]]
+s_playtime = time.clock()
+
+
+def get_food(s_x,s_y,players,foods):
+	m_food = {}
+	ifcorrect = 0;
+	fx = int(rand.random()*100%(s_x-2) + 1)
+	fy = int(rand.random()*100%(s_x-2) + 1)
+	while ifcorrect == 0:
+		ifcorrect = 1;
+		fx = int(rand.random()*100%(s_x-2) + 1)
+		fy = int(rand.random()*100%(s_y-2) + 1)
+		for player in players:
+			if player[0]['x'] == fx and player[0]['y'] == fy:
+				ifcorrect = 0
+				continue
+			for item in player[1]:
+				if item['x'] == fx and item['y'] == fy:
+					ifcorrect = 0
+					continue
+			for food in foods:
+				if fx == food['x'] and fy == food['y']:
+					ifcorrect = 0
+					continue
+	m_food['x'] = fx
+	m_food['y'] = fy
+	return m_food
+
+def build_screen(s_x,s_y,heads,snacks,plyhead,plysnack,foods):
+	screen = []
+	for y in range(s_y):
+		screen.append("")
+		for x in range(s_x):
+			ifblank = 1
+			if x == 0 or x == s_x-1:
+				screen[y] += '#'
+				ifblank = 0
+			elif y == 0 or y == s_y-1:
+				screen[y] += '#'
+				ifblank = 0
+			hdnum = 0
+			for head in heads:
+				if y == head['y'] and x == head['x']:
+					screen[y] += plyhead[hdnum]
+					ifblank = 0
+				hdnum += 1
+			snnum = 0
+			for snack in snacks:
+				for item in snack:
+					if x == item['x'] and y == item['y']:
+						if ifblank != 0:
+							screen[y]+=plysnack[snnum]
+							ifblank = 0
+				snnum += 1
+			for food in foods:
+				if ifblank != 0:
+					if food['x'] == x and food['y'] == y:
+						screen[y]+='o'
+						ifblank = 0
+			if ifblank == 1:
+			 screen[y] += '.'
+	return screen
+def flash_screen(screen):	
+	for line in screen:
+		print(line)
+
+def if_eat_food(head,m_foods):
+	del_foods = []
+	ifeat = 0
+	for food in m_foods:
+		if head['dir'] == 0 and head['y'] -1 == food['y'] and head['x'] == food['x']:
+			m_foods.remove(food)
+			del_foods.append(food)
+			ifeat = 1
+		if head['dir'] == -1 and head['x'] +1 == food['x'] and head['y'] == food['y']:
+			m_foods.remove(food)
+			del_foods.append(food)
+			ifeat = 1
+		if head['dir'] == 1 and head['x'] -1 == food['x'] and head['y'] == food['y']:
+			m_foods.remove(food)
+			del_foods.append(food)
+			ifeat = 1
+		if head['dir'] == -2 and head['y'] +1 == food['y'] and head['x'] == food['x']:
+			m_foods.remove(food)
+			del_foods.append(food)
+			ifeat = 1
+			
+		if head['y'] == food['y'] and head['x'] == food['x']:
+			m_foods.remove(food)
+			del_foods.append(food)
+			ifeat = 1
+	return [ifeat,del_foods]
+	
+def recover_snack(t_player,players):
+	ifcorrect = 0
+	fx = int(rand.random()*100%(s_x-2) + 1)
+	fy = int(rand.random()*100%(s_x-2) + 1)
+	while ifcorrect == 0:
+		ifcorrect = 1;
+		fx = int(rand.random()*100%(s_x-2) + 1)
+		fy = int(rand.random()*100%(s_y-2) + 1)
+		for player in players:
+			if player != t_player:
+				if player[0]['x'] == fx and fy - 1 == player[0]['y']:
+					ifcorrect = 0
+					continue
+				if player[0]['x'] == fx and player[0]['y'] == fy:
+					ifcorrect = 0
+					continue
+				for item in player[1]:
+					if item['x'] == fx and item['y'] == fy:
+						ifcorrect = 0
+						continue
+					if item['x'] == fx and item['y'] == fy - 1:
+						ifcorrect = 0
+						continue
+				for food in foods:
+					if player[0]['x'] == fx and fy-1 == food['y']:
+						ifcorrect = 0
+						continue
+					if fx == food['x'] and fy == food['y']:
+						ifcorrect = 0
+						continue
+	t_player[0] = {}
+	t_player[0]['x'] = fx
+	t_player[0]['y'] = fy
+	t_player[0]['dir'] = 0
+	t_player[1] = []
+	
+	t_player[2] = "ALIVE"
+	for x in range(2):
+		t_player[1].append({'x':fx,'y':fy+x})
+	players.append(t_player)
+
+def if_eat_snack(t_player,players):
+	head = t_player[0]
+	for m_player in players:
+		if m_player != t_player:
+			for item in m_player[1]:
+				if head['y'] == item['y'] and head['x'] == item['x']:
+					return 1
+	 
+def if_eat_it(head,snack):
+	for item in snack:
+		if head['dir'] == 0 and head['y'] -1 == item['y'] and head['x'] == item['x']:
+			return 1
+		elif head['dir'] == -1 and head['x'] +1 == item['x'] and head['y'] == item['y']:
+			return 1
+		elif head['dir'] == 1 and head['x'] -1 == item['x'] and head['y'] == item['y']:
+			return 1
+		elif head['dir'] == -2 and head['y'] +1 == item['y'] and head['x'] == item['x']:
+			return 1
+		else:
+			pass
+			
+def if_out(head,s_x,s_y):
+	ifout = 0
+	if head['dir'] == 0 and head['y'] <= 1:
+		head['y'] = s_y-2
+		ifout = 1
+	elif head['dir'] == -1 and head['x'] +2 >= s_x:
+		head['x'] = 1
+		ifout = 1
+	elif head['dir'] == 1 and head['x'] <= 1:
+		head['x'] = s_x-2
+		ifout = 1
+	elif head['dir'] == -2 and head['y'] +2 >= s_y:
+		head['y'] = 1
+		ifout = 1
+	else:
+		pass
+	return ifout
+def eat_food(head,snack,food):
+	snack.insert(0,{'x':head['x'],'y':head['y']})
+	head['x'] = food['x']
+	head['y'] = food['y']
+		
+def move(head,snack,speed):
+	lsnk = len(snack)
+	for num in range(len(snack)):
+		d_num = lsnk - num - 1
+		if d_num == 0:
+			snack[d_num]['x'] = head['x']
+			snack[d_num]['y'] = head['y']
+		else:
+			snack[d_num]['x'] = snack[d_num-1]['x']
+			snack[d_num]['y'] = snack[d_num-1]['y']
+	if head['dir'] == 0:
+		head['y'] -= speed
+	elif head['dir'] == -1:
+		head['x'] += speed
+	elif head['dir'] == 1:
+		head['x'] -= speed
+	elif head['dir'] == -2:
+		head['y'] += speed
+	else:
+		pass
+
+def get_crl(heads,ctls):
+	doctl = []
+	line = ""
+	if msvcrt.kbhit()!=0:
+		lnnum = 0
+		if msvcrt.kbhit()!=0:
+			line = msvcrt.getch()
+		try:
+			line = str(line, encoding = "utf-8")
+		except UnicodeDecodeError:
+			pass
+			
+	ispeed = 1
+	num = 0
+	for ctl in ctls:
+		head = heads[num]
+		if line == ctl[0]:
+			if head['dir'] != -2:
+				if head['dir'] == 0 and ifmpy == 0:
+					ispeed = 2
+				head['dir'] = 0
+		elif line == ctl[1]:
+			if head['dir'] != -1:
+				if head['dir'] == 1 and ifmpy == 0:
+					ispeed = 2
+				head['dir'] = 1
+		elif line == ctl[2]:
+			if head['dir'] != 1:
+				if head['dir'] == -1 and ifmpy == 0:
+					ispeed = 2
+				head['dir'] = -1
+		elif line == ctl[3]:
+			if head['dir'] != 0:
+				if head['dir'] == -2 and ifmpy == 0:
+					ispeed = 2
+				head['dir'] = -2
+		else:
+			pass
+		num += 1
+	if line == "r":
+		s_playtime = time.clock()
+		doctl.append("STPT")
+	return doctl
+
+fsnack = []
+fhead = []
+
+ssnack = []
+shead = []
+
+fplayer = []
+fhead = {'x':10,'y':10,'dir':0}
+fsnack.append({'x':10,'y':11})
+fsnack.append({'x':10,'y':12})
+
+fplayer.append(fhead) #0
+fplayer.append(fsnack) #1
+fplayer.append("ALIVE") #2
+fplayer.append("Player1") #3
+fplayer.append(["w","a","d","s"]) #4
+fplayer.append("@") #5
+fplayer.append("&") #6
+
+splayer = []
+shead = {'x':5,'y':5,'dir':0}
+ssnack.append({'x':5,'y':6})
+ssnack.append({'x':5,'y':7})
+splayer.append(shead) #0
+splayer.append(ssnack) #1
+splayer.append("ALIVE") #2
+splayer.append("Player2") #3
+splayer.append(["i","j","l","k"]) #4
+splayer.append("@") #5
+
+tsnack = []
+thead = []
+
+tplayer = []
+thead = {'x':15,'y':15,'dir':0}
+tsnack.append({'x':15,'y':16})
+tsnack.append({'x':15,'y':17})
+tplayer.append(thead) #0
+tplayer.append(tsnack) #1
+tplayer.append("ALIVE") #2
+tplayer.append("Player3") #3
+tplayer.append(["8","4","6","5"]) #4
+tplayer.append("@") #5
+tplayer.append("%") #6
+
+splayer.append("$") #6
+
+players.append(fplayer)
+players.append(splayer)
+#players.append(tplayer)
+
+for x in range(100):
+	foods.append(get_food(s_x,s_y,players,foods))
+
+plyhed = []
+plysnk = []
+plyctl = []
+plyhead = []
+plysnack = []
+
+fp = open("snack.log","a")
+fp.write("New Game\n")
+fp.write("s_x: "+str(s_x)+" s_y: "+str(s_y)+" ifmpy: "+str(ifmpy)+"\n")
+fp.write("food:"+str(foods)+"\n")
+fp.close()
+
+ifinit = 0
+
+time.clock()
+
+while True:
+	jif_eat_food = 0
+	fp = open("snack.log","w")
+	flash_t = 0.05
+	start = time.clock()
+	gdoctl = get_crl(plyhed,plyctl)	
+	for item in gdoctl:
+		if item == "STPT":
+			s_playtime = time.clock()
+	if ifinit == 0:
+		ifinit = 1
+		plyhed = []
+		plysnk = []
+		plyctl = []
+		plyhead = []
+		plysnack = []
+		for player in players:
+			if player[2] != "DEAD":
+				plyhed.append(player[0])
+				plysnk.append(player[1])
+				plyctl.append(player[4])
+				plyhead.append(player[5])
+				plysnack.append(player[6])
+	
+	for player in players:
+		jif_eat_food = 0
+		if player[2] == "DEAD":
+			continue
+		
+		speed = 1
+		head = player[0]
+		snack = player[1]
+		if if_out(head,s_x,s_y) == 1:
+			jif_eat_food = 1
+			
+		if if_eat_it(head,snack) == 1:
+			player[2] = "DEAD"
+			fp.write(str(player[3])+" Dead:Eat it\n")
+			ifinit = 0
+			for item in player[1]:
+				foods.append({'x':item['x'],'y':item['y']})
+			players.remove(player)
+			recover_snack(player,players)
+		
+		if if_eat_snack(player,players) == 1:
+			player[2] = "DEAD"
+			fp.write(str(player[3])+" Dead:Eat Snack\n")
+			ifinit = 0
+			for item in player[1]:
+				foods.append({'x':item['x'],'y':item['y']})
+			player[1] = []
+			player[0] = {}
+			players.remove(player)
+			recover_snack(player,players)
+			
+		frtn = if_eat_food(head,foods)
+		if frtn[0] == 1:
+			jif_eat_food = 1
+			fp.write(str(player[3])+" Eating Foods:\n")
+			fp.write("Head: "+str(head)+"\n")
+			for f_item in frtn[1]:
+				fp.write(" Eat Food:"+str(f_item)+"\n")
+				fp.write("Eat Foods End Total: "+str(len(frtn[1]))+"\n")
+				eat_food(head,snack,f_item)
+				#foods.remove(f_item)
+				if len(foods) < 10:
+					foods.append(get_food(s_x,s_y,players,foods))
+		
+		if jif_eat_food == 0:	
+			move(head,snack,1)
+		
+		fp.write("Foods: "+str(foods)+"\n")
+		fp.write(str(player[3])+" Head:"+str(player[0])+"\n")
+		fp.write(str(player[3])+" Snack:"+str(player[1])+"\n")
+		
+		if speed == 2:
+			move(head,snack,1)
+			if_out(head,s_x,s_y)
+			if if_eat_it(head,snack) == 1:
+				player[2] = "DEAD"
+			if if_eat_food(head,foods) == 1:
+				eat_food(head,snack)
+				food = get_food(s_x,s_y,players,foods)
+			screen = build_screen(s_x,s_y,plyhed,plysnk)
+			flash_screen(screen)
+			move(head,snack,1)
+			flash_t = 0.08
+			
+	screen = build_screen(s_x,s_y,plyhed,plysnk,plyhead,plysnack,foods)
+	for line in screen:
+		fp.write(line+"\n")
+		
+	end = time.clock()
+	
+	if end-start < flash_t:
+		time.sleep(flash_t+start-end)
+	os.system("cls")
+	fstart = time.clock()
+	flash_screen(screen)
+	maxlen = 0
+	maxplayer = []
+	for player in players:
+		if len(player[1]) > maxlen:
+			maxplayer = player
+			maxlen = len(player[1])
+	print("################")
+	print("(No1)",maxplayer[3]+": ")
+	#print("Status:",maxplayer[2])
+	print("Score(s):",len(maxplayer[1])+1)
+	print("################")
+	ifshow = 0
+	for player in players:
+		if player != maxplayer and ifshow == 0:
+			print(player[3]+": ")
+			#print("Status:",player[2])
+			print("Score(s):",len(player[1])+1)
+			ifshow = 1
+		
+	fend = time.clock()
+	print("########################")
+	n_playtime = time.clock()
+	timer = 180-int(n_playtime-s_playtime)
+	print("Timer:",timer,"s")
+	print("Real Flash Hz",1/(fend-start))
+	fp.close()
+	if timer <= 0:
+		print("########################")
+		print(maxplayer[3],"Win!")
+		break;
+input()