#1 # if 3 > 4: #     print(777) # else: #     print(888) #2 # if 3 > 5: #     print(666) # print(777) #3 # num=input('请输入') # if num==1: #     print('抽烟') # elif num=='2': #     print('喝洒') # elif num=='3': #     print('睡觉') # else: #     print('猜对') #4 # score = int(input("输入分数:")) # if score >= 100: #     print("我擦,最高分才'100...") # elif score >= 90: #     print("A") # elif score >= 80: #     print("B") # elif score >= 60: #     print("C") # elif score >= 40: #     print("P") # else: #     print("笨蛋") #5 # print('111') # while True: #     print('我喜欢你启丽') #     print('我爱你启丽') #     print('我想和你睡觉启丽') # print('OK')

#6 # count=1 # flag=True # while flag: #     print(count) #     count=count+1 #     if count > 100: #         flag =False #7 # count=1 # while count <= 100: #     print(count) #     count = count+1

#8 # count=1 # sum=0 # while count<=100: #     sum=sum+count #     count=count+1 # print(sum) #9 break # print('11') # while True: #     print('222') #     print(333) #     break #     print(444) # print('abc') # count = 1 # while True: #     print(count) #     count=count+1 #     if count > 100: #         break # print(111) # count = 1 # while count < 20: #     print(count) #     continue #     count = count+1 # count = 0 # while count <=100: #     count=count+1 #     if count > 5 and count< 95: #         continue #     print("loop",count) # print("-------out ol while toop-------")

 

#使用while循环输入12345678910 # count=0 # while count < 10: #     count += 1 #     if count == 7: #         print('') #     else: #         print(count) # count = 0 # while count < 10: #     count += 1 #     if count == 7: #         continue #     print(count) #求1-100所有数的和 # count=1 # sum=0 # while count <=100: #     sum=count+sum #     count+=1 # print(sum) #输出1-100内的所有奇数 #方法一 # count=1 # while count<101: #     print(count) #     count+=2 #方法二 # count=1 # while count<101: #     if count % 2 == 1: #         print(count) #     count+=1 #求1-2+3-4+5....99所有数的和 # count=1 # sum=0 # while count <100: #     if count % 2 == 0: #         sum = sum - count #     else: #         sum=sum+count #     count+=1 # print(sum) #用户登陆（三次机会重试） #input心中有帐号，密码 while # i=0 # while i < 3: #     username = input('请输入帐号:') #     password = int(input('请输入密码:')) #     if username == '咸鱼哥' and password == 123: #         print('登陆成功') #     else: #         print('登陆失败请重试') #     i +=1