实验3

x=list(range(10))
print('输出整数1：',end='')
for i in x:
    print(i,end='')
print('\n整数输出2：',end='')
for i in x:
    print(f'{i:02d}',end='-')
print('\输出整数3:',end='')
for i in x[:-1]:
    print(f'{i:02d}',end='-')
print(f'{x[-1]:02d}')
print('n字符输出1:',end='')
y1=[str(i)for i in range(10)]
print('-'.join(y1))
print('字符输出2:',end='')
y2=[str(i).zfill(2)for i in range(10)]
print('-'.join(y2))

print('整数列表：')
x=list(range(97,97+26))
for i in x:
    print(i,end='')
print('\n字符列表1：')
lower_alpha=[chr(i) for i in range(97,97+26)]
for i in lower_alpha:
    print(i,end='')
print('\n字符列表2：')
upper_alpha=[i.upper()for i in lower_alpha]
for i in upper_alpha:
    print(i,end='')

 

import random
import string
print('用列表存储随机整数：')
ls=[random.randint(1,100)for i in range(5)]
print(ls)
print('\n用集合存储随机整数：')
s={random.randint(1,100)for i in range(5)}
print(s)
print('\n\n字母串：',end='')
alpha=string.ascii_letters
print(alpha)
print(type(alpha))
print('\n数字串：',end='')
digits=string.digits
print(digits)
print(type(digits))

import random
print('用集合存储随机整数：')
while True:
    s={random.randint(1,100)for i in range(5)}
    print(s)
    if len(s)<5:
        break

x=[0,1]
a=0
b=1
c=0
while b<1000:
    x.append(b)
    a,b=b,a+b
for i in x:
    print('{:>3d}'.format(i),end='')
    c+=1
    if c % 5 == 0:
        print('')

import random
num=random.randint(1,31)
x=eval(input('猜猜2021年5月哪一天会是你的lucky day：你有三次机会，猜吧：'))
for i in range(2):
    if x==num:
        break
    elif x<num:
        print('猜早啦，你的lucky day还早呢')
        x=eval(input('再猜再猜'))
        continue
    elif x>num:
        print('猜晚啦，你的lucky day还在前面，前面')
        x=eval(input('再猜：'))
if num!=x:
    print(f'三次机会已经用尽，{num}号才是你5月的lucky day')
else:
    print('恭喜，猜中了')