实验3.1.1

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

x = list(range(10))
print('整数输出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('\n输出整数3:', end='')
for i in x[:-1]:
        print(f'{i:02d}', end='-')
print(f'{x[-1]:02d}')

print('\n输出整数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))

import random
print('猜猜2021年5月哪一天是你的lucky day:')
s = random.randint(1,31)
i = 0
while i<3:
    x = eval(input('你有三次机会，猜吧(1,30):'))
    if x==s:
        print('恭喜你猜中啦')
        break
    if x<s:
        print('猜早啦，你的lucky day没来')
    if x>s:
      print('猜晚啦，你的lucky day 不在')
    i +=1
else:
    print('没了')
    print("2021年5月你的幸运日是",s,"号")

x,n= eval(input('输入十进制整数x和要转换的进制n:'))
if n == 2:
    print(x,"的二进制为：", bin(x))
if n == 8:
    print(x,"的八进制为：", oct(x))
if n == 16:
    print(x,"的十六进制为：", hex(x))

 

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