⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⣾⡿⠳⣄⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢀⣤⡶⠶⢖⠦⣄⠀⠀⠀⠀⠀⠀⠀
⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⣠⣾⣷⡀⠀⠀⠀⠀⠀⠐⠋⠉⠉⠛⢷⣄⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⣰⠟⠁⠀⠀⢀⠇⠈⢳⠀⠀⠀⠀⠀⠀
⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢠⡿⠋⠀⠀⠀⢀⣀⣠⠤⠤⠤⠤⠤⠤⠤⢌⣀⡀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢰⢻⠀⠀⠀⠀⠈⠀⠀⢸⠇⠀⠀⠀⠀⠀
⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⣼⠁⣠⠤⠒⣋⡭⠤⠒⠒⠉⠉⡩⢟⣣⣤⣀⡢⣬⣉⠒⠤⣄⠀⠀⠀⠀⠀⠀⠀⠀⢼⠈⠃⠀⠀⠀⠀⠀⠀⡞⠀⠀⠀⠀⠀⠀
⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⣠⠖⣉⠴⠒⠉⠀⠀⠀⠀⠀⢀⣞⣴⠟⠋⠉⠛⢿⣾⣎⠑⢤⡀⠙⠢⣄⠀⠀⠀⠀⠀⠸⡄⠀⠀⠀⠀⠀⠀⣸⠃⠀⠀⠀⠀⠀⠀
⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢀⡴⢋⡤⢊⣁⡀⠀⠀⠀⠀⠀⠀⠀⣞⣾⠃⠀⠀⠀⠀⠀⠹⣿⡄⠀⠱⡄⠀⠈⠑⣄⠀⠀⢀⣠⣽⠶⠶⠶⠒⠒⠒⠛⢤⣄⡀⠀⠀⠀⠀
⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⣠⠋⡴⢋⢔⣭⣴⣿⣷⣤⠀⠀⠀⠀⠰⣽⠃⠀⠀⠀⠀⠀⠀⠀⢹⣇⠀⠀⠘⡄⠀⠀⠈⢳⣶⠟⠉⠀⠀⠀⠀⠀⠀⠀⠀⠀⠯⠻⣦⡀⠀⠀
⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢀⡜⢡⠎⢠⢯⣿⠋⠁⠀⠈⠻⣷⠀⠀⠀⠀⡏⠀⠀⠀⠐⢷⢶⣄⠀⠀⣿⠀⠀⠐⠁⠀⠀⢰⡟⠁⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠈⠪⠙⣆⠀
⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢀⡞⢠⠃⠀⣮⡿⠁⠀⠀⠀⠀⠀⠻⣇⠀⠀⢸⡇⠀⠀⢀⠀⣸⣷⣻⡄⠀⣿⠀⠀⠀⠀⠀⠀⣏⠓⠒⢀⣀⣀⣀⣀⣀⣀⣀⣀⠀⢠⠖⠀⠀⠀⠘⡄
⠀⠀⣀⣠⣤⣀⡀⠀⠀⠀⠀⠀⠀⠀⠀⠀⡞⢀⠇⠀⢰⣿⠇⠀⠀⠀⠀⠶⣶⡄⢹⠀⠀⠀⡇⠀⠀⣾⢹⣿⣿⣏⡇⠀⣿⠀⠀⣀⣤⡤⠤⣼⣶⠿⠛⠉⠀⠀⠀⠀⠀⠀⠉⠙⡇⠀⠀⠀⠀⠀⠀
⣠⢾⠋⠀⠀⠈⠻⡷⣄⠀⠀⠀⠀⠀⠀⢰⠁⠸⠀⠀⠸⣿⠀⠀⠀⠀⣄⣀⣷⣽⣸⠀⠀⠀⣇⠀⠀⠸⣞⣿⣅⣽⠁⢀⣇⣴⠞⠋⠁⠀⣼⠏⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠇⠀⠀⠀⠀⠀⠀
⡇⠘⠂⠀⠀⠀⠀⠁⠘⡆⠀⠀⠀⠀⠀⡏⠀⠀⠀⠀⢰⣿⠀⠀⠀⠀⣇⣿⣿⣿⣿⠀⠀⠀⠸⡄⠀⠀⠙⠧⠽⠃⠀⡼⠋⠀⠀⠀⠀⠀⣯⠦⠄⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⡀⠀⠀⠀⠀⠀⠀⠀
⢳⡀⠀⠀⠀⠀⠀⠀⢀⣹⣤⣤⣤⣤⣄⡇⠀⠰⠀⠀⠀⣿⠀⠀⠀⠀⢻⡽⠿⣾⢹⠀⠀⠀⠀⠻⡄⠀⠀⠀⠀⢠⠞⠁⠀⣀⣀⡀⠀⠀⠘⢧⡀⣠⣤⡶⠖⠛⠛⠛⠒⠒⡞⠀⠀⠀⠀⠀⠀⢀⠀
⠀⠉⠳⣄⠀⢀⡤⡺⠛⠉⠀⠀⠀⠀⠈⣻⢦⠀⠀⠀⠀⢻⡆⠀⠀⠀⠈⠻⠟⢁⡎⠀⠀⠀⠀⠀⠙⠦⣄⣀⣤⠟⠀⠀⠉⣀⣀⣀⡉⠂⠀⠀⣽⣏⠁⠀⠀⠀⠀⠀⠀⠀⢇⠀⠀⠀⠀⠀⢠⡞⠀
⠀⠀⠀⢈⣷⠋⠀⠁⠀⠀⠀⠀⠀⢈⣩⣤⣼⣧⣤⡀⠀⠀⠻⡄⠀⠀⠀⠀⢀⡼⠁⠀⠀⠀⠀⠀⠀⠀⠀⠀⠋⠀⠀⣈⣭⠵⠒⠋⠉⠂⠀⠀⠹⡌⠁⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢀⡴⠋⠀⠀
⠀⠀⠀⣾⠋⠀⠀⠀⠀⠀⢀⡤⠞⠉⠉⠀⠀⠀⠈⣻⡆⠀⣀⣙⡦⠤⣀⣤⠊⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢀⣠⠴⠋⣡⡏⠀⠀⠀⠀⠀⠀⠀⠀⠙⠲⣄⡀⠀⠀⠀⠀⠀⠀⣀⣠⠴⠋⠁⠀⠀⠀
⠀⠀⢸⠇⠀⠀⠀⠀⢀⡶⠉⠀⠀⠀⠀⠀⠀⠀⠈⠁⡧⠋⠉⠁⠀⠀⠀⠘⠀⠀⠀⠀⠀⠀⠀⢀⣠⠴⠚⠉⠀⢀⣴⣿⠇⠀⠀⠀⠀⠀⠀⠀⠀⠀⣰⠁⠈⠉⠉⠉⠉⠉⠉⠁⠀⠀⠀⠀⠀⠀⠀
⠀⠀⢸⠀⠀⠀⠉⠑⢏⠀⠀⠀⠀⠀⠀⣀⣤⠶⠶⠾⣧⡀⠀⠀⠀⠀⠀⣤⣤⣤⣤⡤⠒⠒⠉⠁⠀⠀⣀⣤⣶⠿⢿⡿⠀⠀⠀⠀⠀⠀⠀⠀⢀⡶⠃⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀
⠀⠀⠈⡆⠀⠀⠀⠀⠈⠇⠀⠀⢀⡤⠚⠉⠀⠀⠀⠐⠁⡇⠀⠀⠀⠀⠀⠘⢿⣿⣿⣿⣶⣶⣶⣶⣾⠿⣿⡟⠁⠀⣼⠃⠀⠀⠀⠀⠀⣠⠞⣠⡟⠁⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀
⠀⠀⠀?