分支语句和循环

分支语句和循环

 if语句

score = 80
if score > 60:
    print('及格')
else:
    print('不及格')

及格

 for循环

value = 'saiya'
for i in value:
    print(i)

s
a
i
y
a

 while循环

num = 1
while num < 5:
    print(num)
    num = num + 1

1
2
3
4