⠀⠀⠀⣠⣤⠴⠶⢤⣄⡀⠀⠀⠀⣠⡤⠶⠶⠶⠦⣄⡀⠀⠀⠀
⠀⢠⠞⠉⢀⣀⠀⠀⠈⠙⢷⣴⠟⠁⠀⠀⠀⠀⠀⠀⠙⢦⠀⠀
⢠⡏⠀⠐⢿⣿⣿⣶⣄⡀⠀⠁⠀⠀⠀⣀⣀⡀⠀⠀⠀⠘⣧⠀
⢸⠀⠀⠀⢠⣿⠟⠛⢿⣿⡆⠀⣤⣶⡿⢿⣿⣿⡄⠀⠀⠀⣿⠀
⢸⠀⠀⠀⢸⣿⠀⠀⠀⣿⡇⠀⣿⣿⠀⠀⢸⣿⡇⠀⠀⢀⡟⠀
⠀⢇⠀⠀⢸⣿⠀⠀⠀⣿⡇⠀⣿⣿⠀⠀⢸⣿⡇⠀⢀⣾⠁⠀
⠀⠘⢆⠀⠸⣿⣷⣤⣴⣿⠇⠀⢻⣿⣶⣄⣼⣿⡇⣠⣿⣿⣷⡄
⠀⠀⠈⠳⣄⠀⠙⠿⠛⠁⠀⠀⠀⢨⣿⠋⠉⢻⣿⠁⠙⠻⠟⠀
⠀⠀⠀⠀⠈⠣⣄⠀⠀⠀⠀⠀⣴⣿⣿⣷⣶⣾⠟⠀⠀⠀⠀⠀
⠀⠀⠀⠀⠀⠀⠈⠳⣄⠀⠀⠀⠀⠀⡠⠋⠀⠀⠀⠀⠀⠀⠀⠀
⠀⠀⠀⠀⠀⠀⠀⠀⠈⠳⣄⠀⣠⠞⠁⠀⠀⠀⠀⠀⠀⠀⠀⠀
⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠈⠛⠁⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢰⡄⠀⠀⠀⠀⠀ loss and gain. 1999⠀⠀⠀
⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢀⣤⣄⠀⠀⠀⢸⡇⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀
⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⣀⠀⠀⠀⠀⠀⠀⠀⡼⠀⠈⠷⣤⣤⡞⢳⣤⠤⠄⠀⠀⠀⠀
⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢀⡞⠉⠳⣄⠀⠀⣀⡤⠞⠁⠀⠀⠀⠈⠳⣼⡇⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀
⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⡇⠀⠀⢠⡏⠀⠀⠀⠈⠛⠉⠁⠀⠀⠀⠀⠀⠀⠀ ⠀⢹⣧⡀⠀⠀⠀⠀⠀⠀⠀⠀⠀
⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢀⣇⠀⢀⡞⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀ ⠈⢧⠀⠀⠀⠀⠀⠀⠀⠀⠀
⠀⠀⠀⠀⠀⠀⠀⠶⠶⠶⣞⣉⡶⣾⠷⠆⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀ ⠀⠘⣇⠀⠀⠀⠀⠀⠀⠀⠀ ℮
⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠈⡟⢠⡇⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀ ⢸⡆⠀⠀⠀⠀⠀⠀⠀
⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⡇⢸⠁⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢸⡇ ⠀ ⡇⠀⠀⠀⠀ ⠀⠀⠀
⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⡾⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀ ⢸⡇⠀ ⠀⡇⠀⠀⠀⠀⠀⠀⠀
⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢡⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠰⠶⠶⠾⣏⣹⠷⠶⡷⠀⠀⠀⠀⠀⠀⠀
⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠸⡆⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢸⡇⠀⣸⠃⠀⠀⠀⠀⠀ ⠀⠀
⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢱⡄⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢸⡇ ⣰⠇⠀⢰⠀⠀⠀⠀⠀⠀
⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢰⠀⠀⢀⠙⣦⡀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢀⡴⠃⣀⣠⡼⣤⣀⠀⠀⠀⠀
⠀⠀⠀⠀⡀⠀⠀⢀⣄⣤⡾⣤⣸⡉⠉⠙⠻⣶⢤⣤⣀⣀⡀⠀⠀⠀⠀⠀⣀⣦⡶⠿⠒⢦⠀⠀⢸⠀⠀⠀⠀⠀⠀
⠀⠀⠀⠀⡇⠀⢀⡞⠋⠛⢿⣄⠈⢳⣄⠀⢀⡼⢛⣽⣿⣩⡏⢩⡍⢹⠛⣿⢋⣷⠀⠀⣠⡞⠀⠀⠈⠀⠀⠀⠀⠀⠀
⢀⣀⣀⣠⢿⣄⣸⣀⠀⠀⠘⠈⢳⡴⢟⣛⣛⠶⣿⣽⡿⢿⠿⢿⣷⡾⠶⠾⣿⣙⢷⣶⠿⠖⠛⠳⢦⡀⠀⠀⠀⠀⠀
⠀⠀⠈⠉⡿⠉⢹⠀⠀⠀⠀⢠⡏⣾⣏⠉⠛⠿⣦⡤⣞⣋⣙⠲⡝⣿⡄⠀⣧⣿⠋⠁⠀⠀⠀⠀⠀⢧⠀⠀⠀⠀ ⠀
⠀⠀⠀⠀⣧⠀⠸⡇⠀⠀⠀⢸⢸⡇⡯⢀⣦⠀⢸⠟⢉⡀⠙⡆⣻⢸⣿⣴⠋⠹⠀⠀⠀⠀⠀⠀⠀⢸⢰⠀⠀⠀⠀
⠀⠀⠀⠀⠀⠀⠀⢹⡄⠀⠀⠸⡎⢿⡇⠸⣿⠀⠸⠀⢸⣷⠀⣇⡟⣼⣿⡇⠀⠀⠀⠀⠀⠀⠀⠀⢠⡏⢸⠀⠀⠀⠀
⠀⠀⠀⠀⠀⠀⠀⠀⢳⡄⠀⠀⠙⣮⡳⣤⣠⡴⢿⣤⠀⣥⠀⢋⡀⣨⣿⠇⠀⠀⠀⠀⠀⠀⠠⢤⡾⢴⣟⣷⠤⠤⠄
⠀⠀⠀⠀⠀⠀⠀⠀⠀⠙⢦⡀⠀⠈⠳⣌⠳⣄⢿⣄⠀⣀⣠⡿⠛⠛⣿⠀⠀⠀⠀⠀⠀⠀⢠⡞⠀⠀⢹⠁⠀⠀⠀
⠀⠀⠀⠀⠀⠀⠀⠀⠀⢀⣀⣙⣳⣶⣟⣉⣷⣌⣋⣵⣾⣏⣁⣀⣠⣾⣹⣆⠀⠀⠀⠀⣀⣴⠋⠀⠀⠀⠸⠀⠀⠀⠀
⠀⠀⠀⠀⠀⠀⠀⠀⠈⠙⠛⠛⠛⠿⠿⠿⠿⠿⠿⠿⠿⠿⠿⠿⠿⠿⠿⠿⠷⠶⠖⠚⠛⠉⠁⠀⠀⠀⠀⠀⠀⠀