⠀⠀⠀⠀⠀⢀⣀⠀⠀⠀⢀⣠⡴⠶⠶⣤⡀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀
⠀⠀⢠⣶⠟⢹⡏⠉⠛⠻⢿⣧⣀⠀⠀⠀⠙⣦⡀⠀⠀⠀⠀⠰⣤⡀⠀⠀⠀⠀
⠀⢠⡿⠁⠀⢸⣧⣄⡀⠀⠀⠈⠙⠻⣦⣄⠀⠈⢷⡀⠸⠷⢶⣦⣌⠻⣦⠀⠀⠀
⠀⣾⣧⣄⣀⢸⣯⠉⠛⠻⠶⣦⣄⣀⠀⠙⠿⣦⡈⢷⡄⠀⠀⠀⣙⣿⣾⣧⠀⠀
⠀⢹⣇⠉⠙⠛⢿⣄⠀⠀⠀⠀⣩⡿⠛⠳⢶⣼⣿⣿⣿⣿⠀⢸⡏⠉⢹⣿⡇⠀
⠀⠀⠛⢷⣦⣤⣤⣽⣷⣤⣤⣾⣯⣤⣤⣴⣾⣿⣿⣿⣿⣿⣇⠘⢷⣶⣾⣿⡇⠀ ____ ___________
⠀⠀⠀⠀⠀⠀⠀⠉⠉⠉⠉⠉⠁⠀⠀⠀⠻⢿⣿⣿⣿⠟⠁⠀⠀⠙⠻⠿⠇⠀ / _ \/ ___/\__ \
⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢠⣶⣿⣿⣶⣤⣤⣀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀ ( <_> )___ \ / __ \
⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⣠⣄⠙⠛⠿⠿⠿⠿⠿⠂⠀⠀⠀⠀⠀⠀⠀⠀ \____/______>(_____/
⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⣿⣿⣿⣷⣶⣶⣶⣶⣶⠆⠀⠀⠀⠀⠀⠀⠀⠀⠀
⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠈⠙⠻⠿⣿⣿⠿⠟⢁⡀⠀⠀⠀⠀⠀⠀⠀⠀⠀
⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠳⣶⣤⣤⣤⣴⣾⣿⣷⠀⠀⣠⣤⣤⣤⣶⡞⠀
⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠉⠙⠛⠛⠛⠋⣁⣴⣿⣿⣿⡿⠟⠋⠀⠀
⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠈⠉⠉⠀⠀⠀⠀⠀⠀ osa.waw.pl - for development/tests purposes only