黑馬程序員python教程，8天python從入門到精通，學(xué)python看這套就
2023-06-20 20:27 作者:朵朵花開(kāi)淡墨痕12345 | 我要投稿
#P16
# money=int(input('請(qǐng)輸入初始余額：'))
# icecream=1050
# cola=5
# print(f"當(dāng)前余額為：{money}\n購(gòu)買了冰激凌，花費(fèi)了{(lán)icecream}元\n購(gòu)買了可樂(lè)，花費(fèi)了{(lán)cola}元\n最終錢包剩余：{money-icecream-cola}元")
# P26
# name='傳智播客'
# stock_price=19.99
# stock_code='003032'
# stock_price_daliy_growth_factor=1.2
# grow_days=int(input("請(qǐng)輸入增長(zhǎng)天數(shù)："))
# print(f'公司：{name},股票代碼：{stock_code},當(dāng)前股價(jià)：{stock_price}')
# print('每日增長(zhǎng)系數(shù)是：%.1f,經(jīng)過(guò)%d天的增長(zhǎng)后，股價(jià)達(dá)到了：%.2f'
# %(stock_price_daliy_growth_factor,grow_days,stock_price*stock_price_daliy_growth_factor**grow_days))
#P28
# user_name=input('請(qǐng)輸入姓名：')
# user_type=input('請(qǐng)輸入用戶類型：')
# print(f'您好，{user_name},您是尊貴的{user_type}用戶，歡迎您的光臨')
#P30
# print('歡迎來(lái)到黑馬兒童游樂(lè)場(chǎng)，兒童免費(fèi)，成人收費(fèi)')
# age=int(input('請(qǐng)輸入你的年齡：'))
# if age>=18:
# print('您已成年，游玩需要補(bǔ)票10元\n祝您玩得愉快')
#P32
print('歡迎來(lái)到黑馬動(dòng)物園！')
high=int(input('請(qǐng)輸入身高（cm）：'))
if high>120:
print('您的身高超出120cm，游玩需要購(gòu)票10元！\n祝您玩得愉快！')
else:
print('您的身高未超出120cm，可以免費(fèi)游玩！\n祝您玩得愉快！')
#P34
num=30
n=1
while n<=3:
guess = int(input(f'請(qǐng)輸入第{n}次猜想的數(shù)字：'))
if num==guess:
print('coreect')
elif num>guess:
print('猜小了')
else:
print('猜大了')
n+=1
#P37
import random
ran=random.randint(1,10)
guess=int(input('請(qǐng)輸入猜想的數(shù)字：'))
if guess==ran:
print('恭喜你猜對(duì)了')
elif guess>ran:
print('猜大了')
guess = int(input('請(qǐng)輸入猜想的數(shù)字：'))
if guess==ran:
print('恭喜你猜對(duì)了')
elif guess>ran:
print('猜大了')
guess = int(input('請(qǐng)輸入猜想的數(shù)字：'))
if guess==ran:
print('恭喜你猜對(duì)了')
elif guess>ran:
print('猜大了')
else:
print('猜小了')
else:
print('猜小了')
guess = int(input('請(qǐng)輸入猜想的數(shù)字：'))
if guess==ran:
print('恭喜你猜對(duì)了')
elif guess > ran:
pringt('猜大了')
else:
print('猜小了')
else:
print('猜小了')
guess = int(input('請(qǐng)輸入猜想的數(shù)字：'))
if guess == ran:
print('恭喜你猜對(duì)了')
elif guess > ran:
print('猜大了')
guess = int(input('請(qǐng)輸入猜想的數(shù)字：'))
if guess == ran:
print('恭喜你猜對(duì)了')
elif guess > ran:
print('猜大了')
else:
print('猜小了')
else:
print('猜小了')
guess = int(input('請(qǐng)輸入猜想的數(shù)字：'))
if guess == ran:
print('恭喜你猜對(duì)了')
elif guess > ran:
pringt('猜大了')
else:
print('猜小了')
#P38
i=1
sum=0
while i<=100:
sum+=i
i+=1
print(sum)
#P40
import random
ran=random.randint(1,100)
i=1
while True:
guess=int(input('請(qǐng)輸入猜測(cè)的數(shù)字：'))
if guess==ran:
print(f'恭喜你第{i+1}次猜中了')
break
elif guess>ran:
print('猜大了')
else:
print('猜小了')
i+=1
#P42
i=1
while i<=9:
j=1
while j<=i:
print(f'{j}*{i}={i*j}\t',end='')
j+=1
i+=1
print()
#P43
name='itheima is a brand of itcast'
n=0
for i in name:
if i=='a':
n+=1
print(f'共有{n}個(gè)a')
#P45
n=0
for i in range(1,100):
if i%2==0:
n+=1
print(f'有{n}個(gè)偶數(shù)')
#P47
i=1
for i in range(1,10):
j=1
for j in range(1,i+1):
print(f'{j}*{i}={i*j}\t',end='')
print()
#P50
import random
account=10000
i=1
while i<=20:
ran=random.randint(1,10)
if ran>5:
if account>0:
account-=1000
print(f'員工{i}，績(jī)效為{ran}，發(fā)放工資1000元，賬戶余額{account}元')
else:
print(f'工資發(fā)完了，下個(gè)月領(lǐng)取吧')
else:
print(f'員工{i}，績(jī)效為{ran}，不發(fā)工資，下一位')
i+=1
#p52
def check():
print('歡迎來(lái)到黑馬程序員！')
print('請(qǐng)出示您的健康碼以及72h核算證明！')
check()
#p55
def check(temperature):
print(f'歡迎來(lái)到黑馬程序員！請(qǐng)出示您的健康碼以及72h核酸證明，并配合測(cè)量體溫！')
if temperature<=37.5:
print(f'體溫測(cè)量中，您的體溫是：{temperature}°，體溫正常請(qǐng)進(jìn)！')
else:
print(f'體溫測(cè)量中，您的體溫是：{temperature}°，需要隔離！')
check(37.3)
check(39.3)
# P61
money = 5000000
name = input('請(qǐng)輸入您的姓名：')
def check():
global money
print('----------查詢余額----------')
print(f'{name},您好，您的余額為：{money}')
def save_money(save):
global money
print('----------存款----------')
money += save
print(f'{name},您好，您存款{save}元成功，您的余額為：{money}元')
def get_money(get):
global money
print('----------取款----------')
money -= get
print(f'{name},您好，您取款{get}元成功，您的余額為：{money}元')
def main():
print(f'{name},您好，歡迎來(lái)到黑馬銀行ATM。請(qǐng)選擇操作：')
print(f'查詢余額：\t[輸入1]\n存款：\t\t[輸入2]\n取款：\t\t[輸入3]\n退出：\t\t[輸入4]\n')
return int(input('請(qǐng)輸入您的選擇：'))
while True:
num=main()
if num == 1:
check()
continue
elif num == 2:
save = int(input('請(qǐng)輸入要存款得金額：'))
save_money(save)
continue
elif num == 3:
get = int(input('請(qǐng)輸入要取款得金額：'))
get_money(get)
continue
else:
break
#p65 list=[21,25,21,23,22,20] list.append(31) list1=[29,33,30] list.extend(list1) print(list) element=list[0] print(element) element1=list[-1] print(element1) element2=list.index(31) print(element2)
#P67
#for 循環(huán)
list=[1,2,3,4,5,6,7,8,9,10]
new_list=[]
for element in list:
if element%2==0:
new_list.append(element)
print(new_list)
#while 循環(huán)
list=[1,2,3,4,5,6,7,8,9,10]
new_list=[]
index=0
while index<len(list):
element=list[index]
if element%2==0:
new_list.append(element)
index+=1
print(new_list)
#p68
student=('周杰倫',11,['football','music'])
index=student.index(11)
name=student[0]
del student[2][0]
print(f'刪除football之后的列表是：{student}')
student[2].append('coding')
print(f'年齡下標(biāo)位置:{index}\n學(xué)生姓名：{name}\n增加愛(ài)好之后的內(nèi)容是：{student}')
#P69
string='itheima itcast boxuegu'
count=string.count('it')
print(f'有{count}個(gè)‘it’字符')
string1=string.replace(' ','|')
print(f'替換后的字符串是：{string1}')
string2=string1.split('|')
print(f'分割后的字符串是：{string2}')
#p71 string='萬(wàn)過(guò)薪月，員序程馬黑來(lái)，nohtyP學(xué)' result=string[9:4:-1] print(result)
#p73
my_list=['黑馬程序員','傳智博客','黑馬程序員','傳智博客','itheima','itcast','itheima','itcast','best']
my_set=set()
for element in my_list:
my_set.add(element)
print(my_set)
# p76
staff = {
'王力宏': {'部門': '科技部', '工資': 3000, '級(jí)別': 1},
'周杰倫': {'部門': '市場(chǎng)部', '工資': 5000, '級(jí)別': 2},
'林俊杰': {'部門': '市場(chǎng)部', '工資': 7000, '級(jí)別': 3},
'張學(xué)友': {'部門': '科技部', '工資': 4000, '級(jí)別': 1},
'劉德華': {'部門': '市場(chǎng)部', '工資': 6000, '級(jí)別': 2}
}
for i in staff:
if staff[i]['級(jí)別'] == 1:
staff[i]['級(jí)別'] ==2
staff[i]['工資'] += 1000
print(staff)
#p86
with open('D:\測(cè)試\word.txt.txt','r',encoding='UTF-8') as f:
lines=f.read()
count=lines.count('itheima')
print(count)
標(biāo)簽：
