判断字符串是否为回文串

while True: word = input("请输入一个单词: ") if len(word) >= 3: break

i, j = 0, len(word) - 1 flag = True while i <= j // 2: if word[i] != word[j]: flag = False break i += 1 j -= 1

if flag: print(f"{word} 是回文串") else: print(f"{word} 非回文串")

通过查表确定星座

import sys from datetime import date

12/22-1/19魔蝎座 1/20-2/18水瓶座 2/19-3/20双鱼座 3/21-4/19白羊座 4/20-5/20金牛座

5/21-6/21双子座 6/22-7/22巨蟹座 7/23-8/22狮子座 8/23-9/22处女座 9/23-10/23天秤座

10/24-11/22天蝎座 11/23-12/21射手座

zodiac_name = ("摩羯座", "水瓶座", "双鱼座", "白羊座", "金牛座", "双子座", "巨蟹座", "狮子座", "处女座", "天秤座", "天蝎座", "射手座") zodiac_days = ((1, 20), (2, 19), (3, 21), (4, 20), (5, 21), (6, 22), (7, 23), (8, 23), (9, 23), (10, 24), (11, 23), (12, 22))

def is_valid_date(year, month, day): try: date(year, month, day) except ValueError: return False else: return True

try: month = int(input("请输入月份：")) day = int(input("请输入日期："))

if is_valid_date(date.today().year, month, day):
    for zd_num in range(12):
        if zodiac_days[zd_num] > (month, day):
            print("您的星座是 %s" % (zodiac_name[zd_num]))
            break
        elif month == 12 and (32 > day > 21):
            print("您的星座是 %s" % (zodiac_name[0]))
            break
else:
    print("请输入正确的月份和日期")
    sys.exit()

except ValueError: print("请输入正确的月份和日期")

根据年份判断生肖

鼠1，牛2，虎3，兔4，龙5，蛇6，马7，羊8，猴9，鸡10，狗11，猪12 chinese_zodiac = "猴鸡狗猪鼠牛虎兔龙蛇马羊"

try: year = int(input("请输入年份：")) print("%s 年的生肖是 %s" % (year, chinese_zodiac[year % 12])) except ValueError: print("年份要输入数字")

进度条

import random import time

BAR = chr(9608)  # 9608 is '█'

def getProgressBar(progress, total, barWidth=40): """返回一个字符串，表示具有barWidth的进度条"""

progressBar = "["

# 确保 progress 在 0 ~ total 之间
if progress > total:
    progress = total
if progress < 0:
    progress = 0

numberOfBars = int((progress / total) * barWidth)  # 计算需要多少个 █ 符号来显示进度
progressBar += BAR * numberOfBars  # 添加进度条
progressBar += " " * (barWidth - numberOfBars)  # 添加空白部分
progressBar += "]"  # 添加右方括号

percentComplete = round(progress / total * 100, 1)  # 计算百分比
progressBar += " " + str(percentComplete) + "%"  # 添加百分比
progressBar += " " + str(progress) + "/" + str(total)  # 添加已下载/总大小

return progressBar

def main(): bytesDownloaded = 0 downloadSize = 4096 while bytesDownloaded < downloadSize: bytesDownloaded += random.randint(0, 200)  # 随机下载 0~200 字节

    barStr = getProgressBar(bytesDownloaded, downloadSize)
    # flush = True 立即刷新输出缓冲区，确保能够立即看到输出，而不是等待缓冲区被刷新
    print(barStr, end="", flush=True)

    time.sleep(0.2)

    print("\b" * len(barStr), end="", flush=True)  # 打印退格符，使进度条回到行首

if name == "main": main()

DNA可视化

import random import sys import time

PAUSE = 0.15  # (!) Try changing this to 0.5 or 0.0.

These are the individual rows of the DNA animation:

ROWS = [

123456789 <- Use this to measure the number of spaces:

"         ##",  # Index 0 has no {}. "        #{}-{}#", "       #{}---{}#", "      #{}-----{}#", "     #{}------{}#", "    #{}------{}#", "    #{}-----{}#", "     #{}---{}#", "     #{}-{}#", "      ##",  # Index 9 has no {}. "     #{}-{}#", "     #{}---{}#", "    #{}-----{}#", "    #{}------{}#", "     #{}------{}#", "      #{}-----{}#", "       #{}---{}#", "        #{}-{}#", ]

123456789 <- Use this to measure the number of spaces:

try: print("DNA Animation, by https://abee.ml") print("Press Ctrl-C to quit...") time.sleep(2) rowIndex = 0

while True:  # Main program loop.
    # Increment rowIndex to draw next row:
    rowIndex = rowIndex + 1
    if rowIndex == len(ROWS):
        rowIndex = 0

    # Row indexes 0 and 9 don't have nucleotides:
    if rowIndex == 0 or rowIndex == 9:
        print(ROWS[rowIndex])
        continue

    # Select random nucleotide pairs, guanine-cytosine and
    # adenine-thymine:
    randomSelection = random.randint(1, 4)
    if randomSelection == 1:
        leftNucleotide, rightNucleotide = "A", "T"
    elif randomSelection == 2:
        leftNucleotide, rightNucleotide = "T", "A"
    elif randomSelection == 3:
        leftNucleotide, rightNucleotide = "C", "G"
    elif randomSelection == 4:
        leftNucleotide, rightNucleotide = "G", "C"

    # Print the row.
    print(ROWS[rowIndex].format(leftNucleotide, rightNucleotide))
    time.sleep(PAUSE)  # Add a slight pause.

except KeyboardInterrupt: sys.exit()  # When Ctrl-C is pressed, end the program.

超级秒表

import time

print('Press ENTER to begin. Afterward, press ENTER to "click" the stopwatch.Press Ctrl-C to quit.') input()  # press Enter to begin print("Started.") startTime = time.time()  # get the first lap's start time lastTime = startTime lapNum = 1

try: while True: input() lapTime = round(time.time() - lastTime, 2) totalTime = round(time.time() - startTime, 2) print("Lap #%s: %s (%s)" % (lapNum, totalTime, lapTime), end="") lapNum += 1 lastTime = time.time()  # reset the last lap time except KeyboardInterrupt:

Handle the Ctrl-C exception to keep its error message from displaying.

print("nDone.")

判断闰年

year = int(input("Which year do you want to check? "))

if year % 4 == 0: if year % 100 == 0: if year % 400 == 0: print('Leap year.') else: print('Not a leap year.') else: print('Leap year.') else: print('Not a leap year.')

爱情计算器

print("Welcome to the Love Calculator!") name1 = input("What is your name?n ") name2 = input("What is their name?n ") name = name1 + name2 name = name.lower()

t = name.count("t") r = name.count("r") u = name.count("u") e = name.count("e") score_true = t + r + u + e

l = name.count("l") o = name.count("o") v = name.count("v") e = name.count("e") score_love = l + o + v + e

score = score_true + score_love print() if score < 10 or score > 90: print(f"Your love score is {score}, you go together like coke and mentos.") elif 40 < score < 50: print(f"Your love score is {score}, you are alright together.") else: print(f"Your love score is {score}")

把X藏起来

row1 = ["⬜️", "⬜️", "⬜️"] row2 = ["⬜️", "⬜️", "⬜️"] row3 = ["⬜️", "⬜️", "⬜️"] map = [row1, row2, row3] print(f"{row1}n{row2}n{row3}")

23

position = input("Where do you want to put the treasure?n ") x = int(position[0]) y = int(position[1]) map[x - 1][y - 1] = "❌" print(f"{row1}n{row2}n{row3}")

随机密码生成器

import random

letters = ["a", "b", "c", "d", "e", "f", "g", "h", "i", "j", "k", "l", "m", "n", "o", "p", "q", "r", "s", "t", "u", "v", "w", "x", "y", "z", "A", "B", "C", "D", "E", "F", "G", "H", "I", "J", "K", "L", "M", "N", "O", "P", "Q", "R", "S", "T", "U", "V", "W", "X", "Y", "Z"] numbers = ["0", "1", "2", "3", "4", "5", "6", "7", "8", "9"] symbols = ["!", "#", "$", "%", "&", "(", ")", "*", "+"]

print("Welcome to the PyPassword Generator!") nr_letters = int(input("How many letters would you like in your password?n")) nr_symbols = int(input("How many symbols would you like?n")) nr_numbers = int(input("How many numbers would you like?n"))

password_list = [] password_list.extend(random.sample(letters, nr_letters)) password_list.extend(random.sample(symbols, nr_symbols)) password_list.extend(random.sample(numbers, nr_numbers)) random.shuffle(password_list)

password = "".join(password_list) print(f"Here is your password: {password}")

绘制螺旋图

import random import turtle

colors = ["red", "green", "blue", "pink", "yellow", "orange"] t = turtle.Turtle() t.speed(0)  # 设置速度为最快 turtle.bgcolor("black") length = 100 angle = 50 size = 5 for i in range(length): color = random.choice(colors) t.pencolor(color) t.fillcolor(color) t.penup() t.forward(i + 50) t.pendown() t.left(angle)  # 初始方向朝右，对应角度为 0 度，逆时针方向为正方向

t.begin_fill()
t.circle(size)
t.end_fill()

turtle.exitonclick()