#1. 使用while循環(huán)輸出1 2 3 4 5 6 8 9 10
i =1
while i <11:
if i ==7:
i +=1
? ? ? ? continue
? ? print(i)
i +=1
#2. 求1-100的所有數(shù)的和
i =1
sum =0
while i <100:
sum += i
print("結(jié)果為%s"%sum)
i +=1
#3. 輸出 1-100 內(nèi)的所有奇數(shù)
for iin range(1,101):
if i %2 ==1:
print(i)
i =1
while i <100:
if i %2 ==1:
print(i)
i +=1
#4. 輸出 1-100 內(nèi)的所有偶數(shù)
i =1
while i <100:
if i %2 ==0:
print(i)
i +=1
for iin range(1,100):
if i %2 ==0:
print(i)
#5. 求1-2+3-4+5 ... 99的所有數(shù)的和
i =0
for iin range(100):
if i %2 ==0:
i -= i
else:
i += i
print(i)
#6. 用戶登陸(三次機(jī)會(huì)重試)
user ="Anna"
coded ="123456"
count =1
while count <=3:
user1 =input("請(qǐng)輸入姓名:")
coded1 =input("請(qǐng)輸入密碼:")
if user == user1and coded1 == coded:
print("登陸成功")
break
? ? else:
count +=1
? ? ? ? if count ==3:
print("連輸入錯(cuò)誤三次瑟押,退出程序")
break
#7:猜年齡游戲
# 要求:
# 允許用戶最多嘗試3次放妈,3次都沒猜對(duì)的話腔长,就直接退出,如果猜對(duì)了凤薛,打印恭喜信息并退出
age =18
count =0
while count <=3:
guess =int(input("請(qǐng)輸入年齡:"))
if guess == age:
print("猜對(duì)了")
break
? ? else:
count +=1
? ? ? ? print("猜錯(cuò)了")
else:
print("猜錯(cuò)三次,程序退出")