出典
⠀⠀⠀⠀⢀⡤⣄⡀ ⠀⠀⠀⢠⡏⠀⠀⠳⡄⠀⠀⠀⠀⠀ ⣀⣀⣀ ⠀⠀⠀⢸⠃⠀⠀⠀⢿⠀⠀⠀⠀ ⣼⠃⠀⠘⢧⠀⠀ ⠀⠀⠀⢸⡆⠀⠀⠀⠸⡆⠀⠀ ⣸⠃⠀⠀⠀⠈⢧⠀ ⠀⠀⠀⠈⣇⠀⠀⠀ ⣧⠀ ⠀⡏⠀⢦⠀⠀⠀⠸⡆ ⠀⠀⠀⠀⢹⡀⠀⠀⠀⢸⠀ ⢸⠇⠀⠘⢧⡀⠀⣸⠃ ⠀⠀⠀⠀⠀⢳⠀⠀⠀⢸⡆ ⢸⠀⠀⠀⣼⠙⠋⠁