⠀⠀⠀⠀⠀⣠⣴⣶⣿⣿⠿⣷⣶⣤⣄⡀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢀⣠⣴⣶⣷⠿⣿⣿⣶⣦⣀⠀⠀⠀⠀⠀
⠀⠀⠀⢀⣾⣿⣿⣿⣿⣿⣿⣿⣶⣦⣬⡉⠒⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠚⢉⣥⣴⣾⣿⣿⣿⣿⣿⣿⣿⣧⠀⠀⠀⠀
⠀⠀⠀⡾⠿⠛⠛⠛⠛⠿⢿⣿⣿⣿⣿⣿⣷⣄⠀⠀⠀⠀⠀⠀⠀⠀⠀⢀⣠⣾⣿⣿⣿⣿⣿⠿⠿⠛⠛⠛⠛⠿⢧⠀⠀⠀
⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠙⠻⣿⣿⣿⣿⣿⡄⠀⠀⠀⠀⠀⠀⣠⣿⣿⣿⣿⡿⠟⠉⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀
⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠙⢿⣿⡄⠀⠀⠀⠀⠀⠀⠀⠀⢰⣿⡿⠋⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀
⠀⠀⠀⠀⠀⠀⠀⣠⣤⠶⠶⠶⠰⠦⣤⣀⠀⠙⣷⠀⠀⠀⠀⠀⠀⠀⢠⡿⠋⢀⣀⣤⢴⠆⠲⠶⠶⣤⣄⠀⠀⠀⠀⠀⠀⠀
⠀⠘⣆⠀⠀⢠⣾⣫⣶⣾⣿⣿⣿⣿⣷⣯⣿⣦⠈⠃⡇⠀⠀⠀⠀⢸⠘⢁⣶⣿⣵⣾⣿⣿⣿⣿⣷⣦⣝⣷⡄⠀⠀⡰⠂⠀
⠀⠀⣨⣷⣶⣿⣧⣛⣛⠿⠿⣿⢿⣿⣿⣛⣿⡿⠀⠀⡇⠀⠀⠀⠀⢸⠀⠈⢿⣟⣛⠿⢿⡿⢿⢿⢿⣛⣫⣼⡿⣶⣾⣅⡀⠀
⢀⡼⠋⠁⠀⠀⠈⠉⠛⠛⠻⠟⠸⠛⠋⠉⠁⠀⠀⢸⡇⠀⠀⠄⠀⢸⡄⠀⠀⠈⠉⠙⠛⠃⠻⠛⠛⠛⠉⠁⠀⠀⠈⠙⢧⡀
⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢀⣿⡇⢠⠀⠀⠀⢸⣷⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀
⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢀⣾⣿⡇⠀⠀⠀⠀⢸⣿⣷⡀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀
⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⣰⠟⠁⣿⠇⠀⠀⠀⠀⢸⡇⠙⢿⣆⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀
⠀⠰⣄⠀⠀⠀⠀⠀⠀⠀⠀⢀⣠⣾⠖⡾⠁⠀⠀⣿⠀⠀⠀⠀⠀⠘⣿⠀⠀⠙⡇⢸⣷⣄⡀⠀⠀⠀⠀⠀⠀⠀⠀⣰⠄⠀
⠀⠀⢻⣷⡦⣤⣤⣤⡴⠶⠿⠛⠉⠁⠀⢳⠀⢠⡀⢿⣀⠀⠀⠀⠀⣠⡟⢀⣀⢠⠇⠀⠈⠙⠛⠷⠶⢦⣤⣤⣤⢴⣾⡏⠀⠀
⠀⠀⠈⣿⣧⠙⣿⣷⣄⠀⠀⠀⠀⠀⠀⠀⠀⠘⠛⢊⣙⠛⠒⠒⢛⣋⡚⠛⠉⠀⠀⠀⠀⠀⠀⠀⠀⣠⣿⡿⠁⣾⡿⠀⠀⠀
⠀⠀⠀⠘⣿⣇⠈⢿⣿⣦⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀invitation⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢀⣼⣿⡟⠁⣼⡿⠁⠀⠀⠀
⠀⠀⠀⠀⠘⣿⣦⠀⠻⣿⣷⣦⣤⣤⣶⣶⣶⣿⣿⣿⣿⠏⠀⠀⠻⣿⣿⣿⣿⣶⣶⣶⣦⣤⣴⣿⣿⠏⢀⣼⡿⠁⠀⠀⠀⠀
⠀⠀⠀⠀⠀⠘⢿⣷⣄⠙⠻⠿⠿⠿⠿⠿⢿⣿⣿⣿⣁⣀⣀⣀⣀⣙⣿⣿⣿⠿⠿⠿⠿⠿⠿⠟⠁⣠⣿⡿⠁⠀⠀⠀⠀⠀
⠀⠀⠀⠀⠀⠀⠈⠻⣯⠙⢦⣀⠀⠀⠀⠀⠀⠉⠉⠉⠉⠉⠉⠉⠉⠉⠉⠉⠉⠀⠀⠀⠀⠀⣠⠴⢋⣾⠟⠀⠀⠀⠀⠀⠀⠀
⠀⠀⠀⠀⠀⠀⠀⠀⠙⢧⡀⠈⠉⠒⠀⠀⠀⠀⠀⠀⣀⠀⠀⠀⠀⢀⠀⠀⠀⠀⠀⠐⠒⠉⠁⢀⡾⠃⠀⠀⠀⠀⠀⠀⠀⠀
⠀⠀⠀⠀⠀⠀⠀⠀⠀⠈⠳⣄⠀⠀⠀⠀⠀⠀⠀⠀⠻⣿⣿⣿⣿⠋⠀⠀⠀⠀⠀⠀⠀⠀⣠⠟⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀
⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠘⢦⡀⠀⠀⠀⠀⠀⠀⠀⣸⣿⣿⡇⠀⠀⠀⠀⠀⠀⠀⢀⡴⠁⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀
⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⣿⣿⣿⣿⠀⠀⠀⠀⠀⠀⠀⠋⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀
⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠐⣿⣿⣿⣿⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀
⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⣿⣿⣿⡿⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀
⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢻⣿⣿⡇⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀
⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠸⣿⣿⠃⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀