sum =0

for i in range(1,11):

    sum += i

print( sum )

for s in "Hello, Python":

    if s == "P" :

        continue

print(s,end = "" )

for s in " Hello,Python" :

    if s == "P" :

        break

print(s,end = "" )

num =11

start=1

if num%2!=0:

        start=1

for x in range(start,num+2,2):

        print(x)

x=10

y=0

if(x>5) or(x/y> 5):

    print('Right')

else:

    print('Wrong')

k=10

while True:

    s=input("请输入q退出:"）

    if s =='a':

        k+=1

        continue

    else:

        k+=2

        break

print(k)

flag =0

try:

    b= int(input("i请输入字符串总长度：")

    print(type(b)

except:

    flag=1

    print("请输入一个正整数")

print(flag)

s =eval(input())

k='合格' if s>=60 else '不合格'

print(s, k)

a = "water"

b = "juice"

c = "milk"

if a > b:

c=a

a = b

b=c

(a) x > y，输出结果为: ____(1)____

(b) x == y，输出结果为: ____(2)____

(c) x! = y，输出结果为: ____(3)____

(d) x + 1 == 2，输出结果为: ____(4)____

(e) y -= 2，输出结果为: ____(5)____