python exercise REF

 http://kh-coding.blogspot.com/p/python-46.html

python exercise Ref

 https://buzzorange.com/techorange/2021/03/02/11-projects-for-python-beginner/

python sample

 result = [f'{x:04x}' for x in range(256) if x % 2 == 0]

print(result)

a, b = 0, 1

while a <100:

    print(a,end=', ')

    a, b = b, a+b

print()

    

a,b =240,360

while a!=b:

    if a<b: a,b = b,a

    a,b = b,a-b

print(a)

vex vr

 

data clean

f = open('test2.txt','r',encoding='utf-8')

lines = f.readlines()

d = ''.join(lines)

d = d.replace('(',' ')

d = d.replace(')',' ')

d = d.replace(':',' ')

d = d.replace('.',' ')

d = d.replace('_',' ')

d = d.replace('\t',' ')

d = d.replace('  ',' ')

d = d.replace('  ',' ')

d = d.replace('  ',' ')

d = [ i for i in d if 'z' >= i >='A' or i==' ' ]

d = ''.join(d)

# print(d)

d = d.split(' ')

d = [i for i in d if len(i)>1]

d = set(d)

d = list(d)

d.sort

for i in d:

    print(i)

print(len(d))