import os folder_path = "D:\Programming\Problems solves\Codeforces\Codes" output_file = "D:\Programming\Problems solves\Codeforces\Readme Generator\Readme.txt" qs = "[Question](https://codeforces.com/problemset/problem/" sol = "[Solution](https://github.com/ShazidMashrafi/Codeforces-Solutions/tree/master/Codes/" space = "%20" folder_names = [str(folder_name) for folder_name in os.listdir(folder_path)] entries = [] for folder_name in folder_names: Problem_id, Problem_name = folder_name.split(' - ') number, code = Problem_id.split(' ') name = Problem_name.replace(' ', space) question_link = qs + number + "/" + code + ")" solution_link = sol + number + space + code + space + '-' + space + name + ")" entry = Problem_id + " | " + Problem_name + " | " + question_link + " | " + solution_link entries.append(entry) entries.sort(key=lambda x: int(x.split(' ')[0])) Intro_file = "D:\Programming\Problems solves\Codeforces\Readme Generator\Assets\Start.txt" About_file = "D:\Programming\Problems solves\Codeforces\Readme Generator\Assets\End.txt" with open(Intro_file, 'r') as start: intro_lines = start.readlines() with open(About_file, 'r') as end: about_lines = end.readlines() with open(output_file, 'w') as file: file.write(''.join(intro_lines)) file.write('\n| ') file.write('\n| '.join(entries)) file.write('\n') file.write(''.join(about_lines))