python学习day05

if判断

name=input('请输入你的昵称：')
if name=='608':
    print('你好，608')
if name=='qwq':
    print('你好，qwq')
    print('qwq')

if...else...

name=input('你的名字是：')
if name=='608':
    print('答对了哦qwq')
else:
    print('不对哦qwq')

qwq_age=19
age=input('猜猜我的岁数吧qwq：')
age=int(age)   # 注意要转换数据类型
if age==qwq_age:
    print('！！！猜对了哦qwq')
else:
    print('猜错了哦qwq')

if ...elif..else

qwq_age=19
age=input('猜猜我的岁数吧qwq：')
age=int(age)   # 注意要转换数据类型
if age==qwq_age:
    print('！！！猜对了哦qwq')
elif age>qwq_age:
    print('你猜的年龄太大了哦qwq')
elif age<qwq_age:
    print('你猜的年龄太小了哦qwq')

if的嵌套

if():
    if():

qwq_age=19
age=input('猜猜我的岁数吧qwq：')
age=int(age)
if age!=qwq_age:
    if age>qwq_age:
        print('你猜的年龄太大了哦qwq')
    if age<qwq_age:
        print('你猜的年龄太小了哦qwq')
if age==qwq_age:
    print('！！！猜对了哦qwq')

while循环

qwq_age=19
while True:
    age=input('猜猜我的岁数吧qwq：')
    age=int(age)
    if age!=qwq_age:
        if age>qwq_age:
            print('你猜的年龄太大了哦qwq')
        if age<qwq_age:
            print('你猜的年龄太小了哦qwq')
    if age==qwq_age:
        print('！！！猜对了哦qwq')
        break

prize={0:'money',1:'health',2:'knowledge',3:'rio_love'}
qwq_age=19
while True:
    age=input('猜猜我的岁数吧qwq：')
    age=int(age)
    if age!=qwq_age:
        if age>qwq_age:
            print('你猜的年龄太大了哦qwq')
        if age<qwq_age:
            print('你猜的年龄太小了哦qwq')
    if age==qwq_age:
        print(f'！！！猜对了哦qwq\n请选择下列奖励中的一个:{prize}')
        while True:
            choice=input('请输入你的选择：')
            choice=int(choice)
            if choice in[0,1,2]:
                print(f'你不可以选择{prize[choice]}\n请重新选择')
            if choice==3:
                print(f'你选择了{prize[choice]}，调月莉音赛高')
                break
        break

count=1 
while count<101:
    if count==50:
        count+=1
        continue
    print(count)
    count+=1

for循环

todo_list=['get up','study','eating','sleep']
ind=0
while ind<len(todo_list):
    print(todo_list[ind])
    ind+=1
for i in todo_list:
    print(i)

for+break

todo_list=['get up','study','eating','sleep']
ind=0
for i in todo_list:
    if i =='eating':
        break
    print(i)

for+continue

todo_list=['get up','study','eating','sleep']
ind=0
for i in todo_list:
    if i =='eating':
        continue
    print(i)

for+else

todo_list=['get up','study','eating','sleep']
ind=0
for i in todo_list:
    if i =='eating':
        continue
    print(i)
else:
    print('我没有被break掉哦qwq')

todo_list=['get up','study','eating','sleep']
ind=0
for i in todo_list:
    if i =='eating':
        break
    print(i)
else:
    print('我被break掉啦qwq')

i='loading'
import time
while True:
    print(i)
    i=i+'.'
    time.sleep(1)
    if i=='loading.......':
        break

import time
print('loading',end='')
for i in range(6):
    print('.',end='')
    time.sleep(1)