最讨厌牛牛民了
⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⣠⣶⣷⣶⣦⡀⠀⠀⠀
⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⣠⣾⣻⣻⣻⣻⣻⡇⠀⠀⠀
⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⣠⣾⣻⣻⣻⣻⣻⡿⠋⠀⠀⠀⠀
⢰⣻⣷⡄⠀⠀⠀⠀⠀⠀⠀⠀⠀⢻⣻⣻⣻⣻⢿⣯⡀⠀⠀⠀⠀⠀
⢸⣻⣻⣇⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠙⠛⠛⠁⠀⠹⣷⡄⠀⠀⠀⠀
⢸⣻⣻⣻⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠙⣻⡄⠀⠀⠀
⠀⠹⣻⡇⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢸⢋⡢⡄⠀
⠀⠘⢋⡷⠀⠀⠀⠀⠀⠀⠀⠀⣤⣶⠀⠀⠀⠀⠀⠀⠀⠀⢮⢻⣧⠀
⠀⠈⢇⣷⡀⠀⠀⠀⠀⠰⣻⣻⣻⣻⣤⣀⠀⠀⠀⠀⠀⠀⡾⢾⡿⠇
⠀⠀⠈⢇⠐⢄⠀⠀⠀⢀⣻⣻⣻⣻⢿⣻⡆⠀⠀⠀⠀⣸⠀⡸⠀⠀
⠀⠀⠀⠈⢦⠐⢆⠀⠀⠀⢿⣻⡿⠛⠺⢻⣷⡄⠀⢀⡠⠈⣠⠃⠀⠀
⠀⠀⠀⠀⠈⠓⢤⣁⠁⠲⠼⣻⣦⣀⠀⣾⣻⣻⠐⢉⡤⠚⠁⠀⠀⠀
⠀⠀⠀⠀⠀⠀⠀⠀⠙⠓⣶⡼⡿⠖⠀⠙⠋⠰⡾⠁⠀⠀⠀⠀⠀⠀
⠀⠀⠀⠀⠀⠀⠀⠀⠀⣰⣻⣆⣀⠀⡐⢀⠀⣼⣷⠀⠀⠀⠀⠀⠀⠀
⠀⠀⠀⠀⠀⠀⠀⠀⣤⣻⣻⣻⣻⣻⣻⣻⣻⣻⣻⠀⠀⠀⠀⠀⠀⠀
⠀⠀⠀⠀⠀⠀⠀⣴⣻⣻⣻⣻⠻⠿⢿⣻⣻⣻⣻⠀⠀⠀⠀⠀⠀⠀
⠀⠀⠀⠀⠀⠀⠀⣻⣻⣻⡟⠈⠀⠀⠀⠹⣻⣻⠛⠀⠀⠀⠀⠀⠀⠀
⠀⠀⠀⠀⠀⠀⠀⠸⣻⠿⣵⡀⢀⠀⢀⣶⢿⠉⠀⠀⠀⠀⠀⠀⠀⠀
⠀⠀⠀⠀⠀⠀⠀⠀⡏⠠⠌⠙⠛⠚⠁⠀⠀⣧⠀⠀⠀⠀⠀⠀⠀⠀
⠀⠀⠀⠀⠀⠀⠀⠀⡇⠀⠀⣠⠋⠹⣤⠀⠀⣉⠀⠀⠀⠀⠀⠀⠀⠀
⠀⠀⠀⠀⠀⠀⠀⢸⡀⠀⢠⡃⠀⠀⢹⡗⠘⠹⠀⠀⠀⠀⠀⠀⠀⠀
⠀⠀⠀⠀⠀⠀⠀⢸⠀⠀⡼⠀⠀⠀⠈⣧⠀⠀⡇⠀⠀⠀⠀⠀⠀⠀
⠀⠀⠀⠀⠀⠀⠀⢿⠀⢰⠁⠀⠀⠀⠀⠘⡆⠀⢁⠀⠀⠀⠀⠀⠀⠀
⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⣠⣶⣷⣶⣦⡀⠀⠀⠀
⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⣠⣾⣻⣻⣻⣻⣻⡇⠀⠀⠀
⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⣠⣾⣻⣻⣻⣻⣻⡿⠋⠀⠀⠀⠀
⢰⣻⣷⡄⠀⠀⠀⠀⠀⠀⠀⠀⠀⢻⣻⣻⣻⣻⢿⣯⡀⠀⠀⠀⠀⠀
⢸⣻⣻⣇⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠙⠛⠛⠁⠀⠹⣷⡄⠀⠀⠀⠀
⢸⣻⣻⣻⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠙⣻⡄⠀⠀⠀
⠀⠹⣻⡇⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢸⢋⡢⡄⠀
⠀⠘⢋⡷⠀⠀⠀⠀⠀⠀⠀⠀⣤⣶⠀⠀⠀⠀⠀⠀⠀⠀⢮⢻⣧⠀
⠀⠈⢇⣷⡀⠀⠀⠀⠀⠰⣻⣻⣻⣻⣤⣀⠀⠀⠀⠀⠀⠀⡾⢾⡿⠇
⠀⠀⠈⢇⠐⢄⠀⠀⠀⢀⣻⣻⣻⣻⢿⣻⡆⠀⠀⠀⠀⣸⠀⡸⠀⠀
⠀⠀⠀⠈⢦⠐⢆⠀⠀⠀⢿⣻⡿⠛⠺⢻⣷⡄⠀⢀⡠⠈⣠⠃⠀⠀
⠀⠀⠀⠀⠈⠓⢤⣁⠁⠲⠼⣻⣦⣀⠀⣾⣻⣻⠐⢉⡤⠚⠁⠀⠀⠀
⠀⠀⠀⠀⠀⠀⠀⠀⠙⠓⣶⡼⡿⠖⠀⠙⠋⠰⡾⠁⠀⠀⠀⠀⠀⠀
⠀⠀⠀⠀⠀⠀⠀⠀⠀⣰⣻⣆⣀⠀⡐⢀⠀⣼⣷⠀⠀⠀⠀⠀⠀⠀
⠀⠀⠀⠀⠀⠀⠀⠀⣤⣻⣻⣻⣻⣻⣻⣻⣻⣻⣻⠀⠀⠀⠀⠀⠀⠀
⠀⠀⠀⠀⠀⠀⠀⣴⣻⣻⣻⣻⠻⠿⢿⣻⣻⣻⣻⠀⠀⠀⠀⠀⠀⠀
⠀⠀⠀⠀⠀⠀⠀⣻⣻⣻⡟⠈⠀⠀⠀⠹⣻⣻⠛⠀⠀⠀⠀⠀⠀⠀
⠀⠀⠀⠀⠀⠀⠀⠸⣻⠿⣵⡀⢀⠀⢀⣶⢿⠉⠀⠀⠀⠀⠀⠀⠀⠀
⠀⠀⠀⠀⠀⠀⠀⠀⡏⠠⠌⠙⠛⠚⠁⠀⠀⣧⠀⠀⠀⠀⠀⠀⠀⠀
⠀⠀⠀⠀⠀⠀⠀⠀⡇⠀⠀⣠⠋⠹⣤⠀⠀⣉⠀⠀⠀⠀⠀⠀⠀⠀
⠀⠀⠀⠀⠀⠀⠀⢸⡀⠀⢠⡃⠀⠀⢹⡗⠘⠹⠀⠀⠀⠀⠀⠀⠀⠀
⠀⠀⠀⠀⠀⠀⠀⢸⠀⠀⡼⠀⠀⠀⠈⣧⠀⠀⡇⠀⠀⠀⠀⠀⠀⠀
⠀⠀⠀⠀⠀⠀⠀⢿⠀⢰⠁⠀⠀⠀⠀⠘⡆⠀⢁⠀⠀⠀⠀⠀⠀⠀
