Код:

import os, random

dir_name = 'files'

files = []

try:

os.mkdir(dir_name)

except:

pass

for i in range(random.randint(2,10)):

text = ''

for y in range(random.randint(1,10000)):

 text += f'{random.randint(1,1000)} '

file_name = f'{dir_name}/{i+1}.txt'

open(file_name, 'w').write(text)

files.append(file_name)

values = []

for file in files:

content = open(file, 'r').read()

list_data = content.split()

for value in list_data:

 values.append(int(value))

dvalues = {}

for value in values:

if(not str(value) in dvalues.keys()):

 dvalues[str(value)] = 1

else:

 dvalues[str(value)] += 1

result = ''

for key in dvalues.keys():

result += f'{key}: {dvalues[key]}\n'

open('result.txt', 'w').write(result)