#格式化输出
# % s d # name = input('请输入姓名') # age = input('请输入年龄') # height = input('请输入身高') # msg = "我叫%s,今年%s 身高 %s" %(name,age,height) # print(msg)
""" name = input('请输入姓名:') age = input('请输入年龄:') job = input('请输入工作:') hobbie = input('你的爱好:') msg = '''------------ info of %s ----------- Name : %s Age : %d job : %s Hobbie: %s ------------- end -----------------''' %(name,name,int(age),job,hobbie) print(msg) """ name = input('请输入姓名') age = input('请输入年龄') height = input('请输入身高') msg = "我叫%s,今年%s 身高 %s 学习进度为3%%s" %(name,age,height) print(msg)
#逻辑运算
#and or not
#优先级,()> not > and > or
# print(2 > 1 and 1 < 4)
# print(2 > 1 and 1 < 4 or 2 < 3 and 9 > 6 or 2 < 4 and 3 < 2)
# print(3>4 or 4<3 and 1==1) # F
# print(1 < 2 and 3 < 4 or 1>2) # T
# print(2 > 1 and 3 < 4 or 4 > 5 and 2 < 1) # T
# print(1 > 2 and 3 < 4 or 4 > 5 and 2 > 1 or 9 < 8) # F
# print(1 > 1 and 3 < 4 or 4 > 5 and 2 > 1 and 9 > 8 or 7 < 6) # F
# print(not 2 > 1 and 3 < 4 or 4 > 5 and 2 > 1 and 9 > 8 or 7 < 6) # F
#ps int ----> bool 非零转换成bool True 0 转换成bool 是False
# print(bool(2))
# print(bool(-2))
# print(bool(0))
# #bool --->int
# print(int(True)) # 1
# print(int(False)) # 0
'''x or y x True,则返回x'''
# print(1 or 2) # 1
# print(3 or 2) # 3
# print(0 or 2) # 2
# print(0 or 100) # 100
'''x and y x True,则返回y'''
# print(1 and 2)
# print(0 and 2)
print(2 or 1 < 3)
print(3 > 1 or 2 and 2)
# #计算 1 - 2 + 3 ... + 99 中除了88以外所有数的总和
# i=1 # sum=0 # while i <100: # if i==88: # i += 1 # continue # if i%2!=0: # sum=sum+i # else: # sum=sum-i # i += 1 # print(sum)
# #计算 1 - 2 + 3 ... -99 中除了88意外所有数的总和
i=0 j=-1 sum=0 while i<99: i=i+1 if i==88: continue else: j = -j sum=sum+i*j print(sum)
#⽤户登陆(三次输错机会)且每次输错误时显示剩余错误次数(提示:使⽤字符串格式化)
username = "yangxiaoer" password = "123456" i = 3 while i > 0: zh = input("请输入你的账号:") i -= 1 if zh == username: mm = input("请输入你的密码:") if mm == password: print("验证成功.正在登陆......") print('''恭喜你登陆成功! 欢迎用户进入 用户名 :%s 密码 :%s '''%(zh,mm)) break else: if i == 0: print("你的机会已经没了!game over 下次见!") answer = input('再试试?Y or N') if answer == 'Y': i = 3 print("密码错误,请重新输入") print("你还有"+str(i)+"次机会") else: print("请输入正确的用户名!") if i == 0: print("你的机会已经没了!") answer = input('再试试?Y or N') if answer == 'Y': i = 3 print("你还有" + str(i) + "次机会") else: print('你TM要不要脸')