接触 Python 不久,看到很多人写2048,自己也捣鼓了一个,主要是熟悉Python语法。
程序使用Python3 写的,代码150行左右,基于控制台,方向键使用输入字符模拟。
演示图片
2048.py
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# -*- coding:UTF-8 -*-
#! /usr/bin/python3
import random
v = [[ 0 , 0 , 0 , 0 ],
[ 0 , 0 , 0 , 0 ],
[ 0 , 0 , 0 , 0 ],
[ 0 , 0 , 0 , 0 ]]
def display(v, score):
'''显示界面
'''
print ( '{0:4} {1:4} {2:4} {3:4}' . format (v[ 0 ][ 0 ], v[ 0 ][ 1 ], v[ 0 ][ 2 ], v[ 0 ][ 3 ]))
print ( '{0:4} {1:4} {2:4} {3:4}' . format (v[ 1 ][ 0 ], v[ 1 ][ 1 ], v[ 1 ][ 2 ], v[ 1 ][ 3 ]))
print ( '{0:4} {1:4} {2:4} {3:4}' . format (v[ 2 ][ 0 ], v[ 2 ][ 1 ], v[ 2 ][ 2 ], v[ 2 ][ 3 ]))
print ( '{0:4} {1:4} {2:4} {3:4}' . format (v[ 3 ][ 0 ], v[ 3 ][ 1 ], v[ 3 ][ 2 ], v[ 3 ][ 3 ]), ' Total score: ' , score)
def init(v):
'''随机分布网格值
'''
for i in range ( 4 ):
v[i] = [random.choice([ 0 , 0 , 0 , 2 , 2 , 4 ]) for x in range ( 4 )]
def align(vList, direction):
'''对齐非零的数字
direction == 'left':向左对齐,例如[8,0,0,2]左对齐后[8,2,0,0]
direction == 'right':向右对齐,例如[8,0,0,2]右对齐后[0,0,8,2]
'''
# 移除列表中的0
for i in range (vList.count( 0 )):
vList.remove( 0 )
# 被移除的0
zeros = [ 0 for x in range ( 4 - len (vList))]
# 在非0数字的一侧补充0
if direction = = 'left' :
vList.extend(zeros)
else :
vList[: 0 ] = zeros
def addSame(vList, direction):
'''在列表查找相同且相邻的数字相加, 找到符合条件的返回True,否则返回False,同时还返回增加的分数
direction == 'left':从右向左查找,找到相同且相邻的两个数字,左侧数字翻倍,右侧数字置0
direction == 'right':从左向右查找,找到相同且相邻的两个数字,右侧数字翻倍,左侧数字置0
'''
score = 0
if direction = = 'left' :
for i in [ 0 , 1 , 2 ]:
if vList[i] = = vList[i + 1 ] ! = 0 :
vList[i] * = 2
vList[i + 1 ] = 0
score + = vList[i]
return { 'bool' : True , 'score' :score}
else :
for i in [ 3 , 2 , 1 ]:
if vList[i] = = vList[i - 1 ] ! = 0 :
vList[i - 1 ] * = 2
vList[i] = 0
score + = vList[i - 1 ]
return { 'bool' : True , 'score' :score}
return { 'bool' : False , 'score' :score}
def handle(vList, direction):
'''处理一行(列)中的数据,得到最终的该行(列)的数字状态值, 返回得分
vList: 列表结构,存储了一行(列)中的数据
direction: 移动方向,向上和向左都使用方向'left',向右和向下都使用'right'
'''
totalScore = 0
align(vList, direction)
result = addSame(vList, direction)
while result[ 'bool' ] = = True :
totalScore + = result[ 'score' ]
align(vList, direction)
result = addSame(vList, direction)
return totalScore
def operation(v):
'''根据移动方向重新计算矩阵状态值,并记录得分
'''
totalScore = 0
gameOver = False
direction = 'left'
op = input ( 'operator:' )
if op in [ 'a' , 'A' ]: # 向左移动
direction = 'left'
for row in range ( 4 ):
totalScore + = handle(v[row], direction)
elif op in [ 'd' , 'D' ]: # 向右移动
direction = 'right'
for row in range ( 4 ):
totalScore + = handle(v[row], direction)
elif op in [ 'w' , 'W' ]: # 向上移动
direction = 'left'
for col in range ( 4 ):
# 将矩阵中一列复制到一个列表中然后处理
vList = [v[row][col] for row in range ( 4 )]
totalScore + = handle(vList, direction)
# 从处理后的列表中的数字覆盖原来矩阵中的值
for row in range ( 4 ):
v[row][col] = vList[row]
elif op in [ 's' , 'S' ]: # 向下移动
direction = 'right'
for col in range ( 4 ):
# 同上
vList = [v[row][col] for row in range ( 4 )]
totalScore + = handle(vList, direction)
for row in range ( 4 ):
v[row][col] = vList[row]
else :
print ( 'Invalid input, please enter a charactor in [W, S, A, D] or the lower' )
return { 'gameOver' :gameOver, 'score' :totalScore}
# 统计空白区域数目 N
N = 0
for q in v:
N + = q.count( 0 )
# 不存在剩余的空白区域时,游戏结束
if N = = 0 :
gameOver = True
return { 'gameOver' :gameOver, 'score' :totalScore}
# 按2和4出现的几率为3/1来产生随机数2和4
num = random.choice([ 2 , 2 , 2 , 4 ])
# 产生随机数k,上一步产生的2或4将被填到第k个空白区域
k = random.randrange( 1 , N + 1 )
n = 0
for i in range ( 4 ):
for j in range ( 4 ):
if v[i][j] = = 0 :
n + = 1
if n = = k:
v[i][j] = num
break
return { 'gameOver' :gameOver, 'score' :totalScore}
init(v)
score = 0
print ( 'Input:W(Up) S(Down) A(Left) D(Right), press <CR>.' )
while True :
display(v, score)
result = operation(v)
if result[ 'gameOver' ] = = True :
print ( 'Game Over, You failed!' )
print ( 'Your total score:' , score)
else :
score + = result[ 'score' ]
if score > = 2048 :
print ( 'Game Over, You Win!!!' )
print ( 'Your total score:' , score)
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以上所述就是本文给大家分享的全部代码了,希望能够对大家学习Python有所帮助。