#判断类型
from os importname#print(100,type(100))#print(‘100‘,type(‘100‘))
#Python中只要被引号引起来的都是字符串
#用户交互
‘‘‘name = input(‘请输入您的姓名：‘)
age = input(‘请输入您的年龄：‘)
print(‘您的信息：‘+ age,name,type(name))
#第一种：必走
if True:
print(111)
#第二种：二选一
if 4 > 3 :
print(‘我请你喝酒‘)
else :
print(‘算了吧‘)
#第三种：多选一
num = int(input(‘请您输入：‘))
if num == 1 :
print(‘我请您吃饭‘)
elif num == 2 :
print(‘我请你去洗脚‘)
elif num == 3 :
print(‘新开一家，走，去看看‘)
else :
print(‘今天保重身体，保温杯里泡点枸杞‘)
#if嵌套
name =input("输入姓名：")
age = input("输入年龄：")
if name == ‘李雪‘:
if age == ‘21‘:
print(‘niao‘)
else:
print(‘hello‘)
else:
print(‘maodan‘)
#while
count = 1
flag = True
while flag :
print(count)
count +=1
if count >100 :
flag = False
count = 1
while count <= 100 :
print(count)
count += 1
count = 1
sum = 0
while count <= 100:
break
sum +=count
count += 1
print(sum)
#break 终止循环
print(‘eee‘)
while True:
print(‘222‘)
print(‘3333‘)
print(‘444444‘)
print(333333333)
break
print(‘woaini‘)
print(‘eeeeeeeeee4‘)
print(‘qunabushiwodepengyouma,wo buquedinga,zenmebanne,wodeairenmen‘)
print(‘aaa‘)
#continue 遇到continue就返回，它见底了，返回之
count =1
while count <= 20:
print(count)
continue
count +=1‘‘‘count=0while count <= 100:
count+= 1
if count > 5 and count < 95:continue
print("loop", count)print("-----out of while loop ------")
