第一天 interaction、password、if、while、for

interaction：

name = input("name:")age = int(input("age:"))   #integerprint(type(age))job = input("job:")salary = input("salary:")info = '''---------info of %s----------Name:%sAge:%dJob:%sClass:%s'''%(name,name,age,job,salary)info2 = '''---------info of {}----------Name:{}Age:{}Job:{}Class:{}'''.format(name,name,age,job,salary)print(info2)print(info)

password：

import getpass_username = 'guoyinzhao'_password = '123'username = input("username:")password = input("password:")#password = getpass.getpass("password")if _username == username and _password == password:    print("Welcom user {name} login...".format(name=username))else:    print("Invalid username or password!")#python 强制缩进

guess：

age_of_oldboy = 56guessz_age = int (input("guess age:"))if guessz_age == age_of_oldboy :    print("yes,you got it")elif guessz_age > age_of_oldboy :    print("think smaller")else:    print("think bigger!")