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⠀⠀⠀⣴⠿⡽⠋⣠⠾⠋⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⣼⡿⣼⢿⣱⡟⠁⣠⣟⣵⣿⣿⣿⣿⣿⣉⣽⡄⣿⣿⢿⣷⣯⡿⣿⣿⢿⣆⠀⠁⠑⠀⠀⣼⣿⡏⢰⠇⠞⢙⡿⣷⣶⣤⣤⣙⡦⠴⢿⡓⠆⠀⠀⠀⢹⣇⠀⠀⠀⠀⠀⠀⠀⢸⣷⣏⢸⣿⢻⣿⣦⣀⠉⠲⣄⡈⠛⠦⣄⡀⠀⠀⠀⠀⢀⣠⡶⠛⣠⠟⠁⣠⢯⡿⠀⠀ ⠀⠀⣼⢯⡟⢀⡾⠃⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢀⣼⡿⣽⢯⣷⠏⠀⢰⣿⣿⣿⣿⣿⡟⣹⣿⣿⣿⣿⣿⠏⣸⣿⣿⣽⢿⣿⣿⣿⣷⡀⠀⠀⢰⣿⣿⢁⡞⠀⠀⠀⠀⠈⠻⣾⠏⠳⠀⠀⠀⠉⠀⠀⠀⠀⠈⣿⡄⠀⠀⠀⠀⠀⠀⢸⣿⡿⣾⣿⣞⣿⡝⢿⣷⣦⡀⠉⠲⢤⣈⣉⠙⠛⠋⢉⣉⡥⠴⠋⠁⢀⠴⣱⠟⠀⠀⠀ ⠀⣼⢯⡟⢠⡟⠃⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⣾⣟⣳⣿⣣⡟⢀⣴⣿⣿⣿⣿⣿⣟⣿⣿⣿⣿⡿⣿⠏⡀⣿⣿⠙⣿⣟⣿⣿⣧⠛⣿⣆⠀⠸⣿⣿⢸⠁⠀⠀⠀⠀⠀⠀⠙⢦⡀⠦⣀⡀⠀⠀⠀⢠⠆⠀⢸⡇⢀⡤⠤⢀⠀⢠⣿⣿⣽⣿⣿⣿⣿⣿⡾⠿⣿⣿⣷⣤⡀⠀⠉⠉⠉⠉⠉⠁⠀⣀⡤⢞⣡⡾⠃⠀⠀⠀⠀ ⢸⣯⣿⢁⡾⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢰⣿⣝⣿⢺⣿⣾⣿⡿⣿⣿⣿⣿⣿⣿⣿⣿⣿⡟⢱⡏⠐⣰⣿⡇⠂⣿⣯⣿⣿⣿⣆⣘⣿⣷⣦⣿⣿⣿⠀⠀⠀⠀⠀⠀⠀⠀⠈⠳⡀⠈⠑⢦⣀⣀⣾⠀⠀⢸⡇⣿⡆⢀⣞⢁⣾⣿⣿⢯⡿⣭⣻⣿⣽⣿⣶⣼⣿⣿⣭⣛⠳⠶⢶⠶⢶⠶⢚⢛⣥⡶⠿⠉⠀⠀⠀⠀⠀⠀ ⣿⢶⣏⢸⡇⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⣸⣟⣮⣿⣿⣿⠟⠡⠀⣿⣿⡟⠻⠿⠛⢋⠡⠎⢀⡿⢀⠱⣼⡟⢠⠁⣿⣿⣿⣿⣿⣿⣿⠏⠈⣽⢿⣿⣿⣀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠹⣆⠀⠀⠙⣿⣿⠀⠀⢸⡇⠈⠻⠟⢋⣼⠃⠈⠻⣿⣳⣿⣟⣿⡟⣿⣶⣿⣶⣿⣿⣿⣿⠧⣯⣼⣥⡾⠟⠛⠉⠀⠀⠀⠀⠀⠀⠀⠀⠀ ⢻⣯⣟⣸⡇⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⣰⣿⣿⣿⡿⠛⠁⠄⡑⢢⣿⠟⡁⠒⡈⠜⠠⠃⣌⡿⠁⠎⣽⡟⢌⣰⣾⣿⣿⣿⣿⣿⣿⣿⠾⠛⡁⠚⣿⣿⣟⠳⢶⣤⣀⠀⠀⠀⠀⠀⠀⠘⣆⠀⠀⠘⣿⡀⠀⡼⠠⠀⠀⣰⢿⣯⡤⠴⣤⣙⢿⣿⡿⣾⣧⣹⣴⣿⣿⣿⡟⠙⣷⣦⡀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀ ⠸⡷⣯⣿⡅⠀⠀⢤⣶⠶⠶⣤⡀⠀⠀⠀⢀⣀⣶⣿⣿⡿⠏⡀⡥⠈⠄⣡⣿⡟⠠⠌⢂⠡⢌⠑⣱⡿⣁⢊⣿⣿⣏⣾⣿⣿⣿⣿⣿⣿⣿⣯⡁⠌⠥⠀⣵⣿⣿⣿⣷⣀⠻⢏⡛⠷⢦⣤⣀⠀⠀⠈⢳⡀⠀⢸⣇⢰⡇⠀⣰⡾⠟⠉⠀⠀⠀⢸⡏⠈⣿⣿⣯⣿⣿⣿⣿⣿⣿⣷⣄⠘⠿⣟⠳⢦⣄⡀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀ ⠀⠹⣿⡞⢿⣤⠄⠁⠈⠉⠻⣮⢻⡆⢀⣠⣾⣿⣿⣿⠟⠁⡐⠀⣿⣧⢈⣿⡿⢀⠡⠊⠄⡒⣈⣾⡿⠱⣠⣿⣿⣿⣿⣿⣿⡿⣿⡿⠿⠿⠿⠟⡛⢈⠂⣽⣿⣿⡄⠉⠉⠙⠻⢿⡛⠶⠶⣤⣉⠛⠲⢤⡀⢳⡀⣼⣿⣟⣤⠞⠋⢀⡀⠀⠀⠀⢀⡞⠀⡁⠸⣿⣿⣿⣿⣿⠋⢻⣿⣿⣿⣷⣀⣈⣷⣄⣈⡉⠓⠦⣄⡀⠀⠀⠀⠀⠀⠀⠀ ⠀⠀⠹⣿⣦⡙⠷⣤⣤⣤⠶⠋⣸⣿⣿⣿⡿⣿⣿⣅⡐⢦⡠⠁⣿⣿⣿⣿⠃⠤⠑⣈⢂⣥⣿⣿⣿⣿⡿⠋⢹⡿⡼⣟⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣷⣾⣿⣧⣧⠀⠀⠀⠀⠀⠀⠲⣤⣤⣉⣙⣒⠶⠿⣿⣿⣿⣿⣟⣡⡴⣞⢋⣁⠀⠀⠀⢸⡇⠀⣈⣾⣿⣿⣿⢯⣿⣆⡀⣹⣿⣿⣿⣿⣿⣿⣿⣶⡙⢳⢦⡈⠙⢦⡀⠀⠀⠀⠀⠀ ⠀⠀⠀⠈⠻⢿⣶⣶⣼⣤⣶⣾⣿⣿⣿⢯⡿⢁⠻⣿⣿⣾⣳⣥⣸⣿⣿⣧⠈⢂⠅⣢⣼⣿⣿⠿⠛⠁⠀⠀⢸⣟⡷⣻⠸⣿⣿⣷⣿⣯⣿⣿⣛⡛⠛⢛⣿⣧⢻⡆⠀⠀⠀⠀⠀⠀⠘⠛⠛⠛⠉⠉⣹⣿⡿⠀⢸⡿⣓⠻⣍⠋⠀⠀⠀⠀⠈⣷⣴⣿⣿⣿⣿⡿⣯⡿⣿⣿⣿⣿⣿⣿⣿⡿⣿⣿⣿⣿⣄⢣⢛⣦⡀⠙⣦⡀⠀⠀⠀ ⠀⠀⠀⠀⠀⠀⠀⠀⠀⠈⢉⣿⣿⣿⣽⡟⢁⣢⣔⣈⡹⠿⣿⣿⣍⣹⣿⣿⣦⣵⣾⡿⠛⠉⠀⠀⠀⠀⠀⠀⢸⣯⢷⣻⡅⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣤⣿⣿⡭⡇⠀⠀⠀⠀⠐⠲⠶⢶⠶⣾⢟⡟⣯⣿⣿⣰⣿⣟⡻⢷⣮⣷⣶⣄⡀⠀⢀⣿⣿⣿⣿⣿⢿⣿⣳⣿⣿⣿⣿⣿⣿⣽⣻⣿⣷⠝⢿⣿⣿⣢⠓⣌⠻⣆⠈⢳⣀⠀⠀ ⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⣿⣿⢿⣿⣾⣯⣽⣯⣸⣿⣿⣟⣞⡿⣿⣿⣿⣿⢿⡿⠉⠀⠀⠀⠀⠀⠀⠀⠀⠀⢸⣿⣣⣿⠀⣿⠉⢻⣿⣽⣿⢿⣿⣿⣟⣿⣻⣿⣟⣻⡄⠀⠀⣀⣀⣤⢤⣰⣲⣭⣾⠿⠛⣉⣉⣉⣉⠛⠿⣿⣷⣾⣦⣻⡝⣶⣼⣿⣽⡿⠃⠘⢾⣿⣽⣿⣿⣿⣿⣿⣟⡽⠿⠛⠛⠛⠷⢾⣿⣷⠍⢮⠱⣙⣇⠀⢻⡇⠀ ⠀⠀⠀⠀⠀⠀⠀⠀⠀⠐⣿⣿⢯⣿⣤⣍⣙⣛⣛⣻⣿⣿⣿⣿⣷⣾⡟⠀⣾⠇⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⣸⣷⢫⡿⢠⡇⠀⢾⣿⣿⣿⣿⣿⣾⣟⡷⣿⣻⣿⢜⡳⢶⣛⣯⣽⣾⡿⣿⣻⣿⢇⣴⢾⢿⣿⣿⡿⢿⣦⠹⣯⣷⢻⣟⡿⣿⣿⣿⠟⠁⠀⠀⠈⠙⠛⣿⣿⣿⣿⣿⣦⣴⠀⡀⠆⡐⠀⣰⣴⣿⣿⡌⡣⢥⠻⡆⠈⢯⡀ ⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠙⣿⣿⣽⣻⡿⣿⣿⡿⢿⣿⣿⣿⡿⠿⣿⣷⣼⠏⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⣸⣿⡝⣿⠇⣼⠁⠀⢚⣿⣿⣿⣿⣿⣿⣿⣿⣽⣿⢿⣾⣿⣿⡿⣟⣯⢷⣻⣷⣿⣿⣿⣏⣾⠸⡏⣿⡟⠀⢻⣿⣿⣿⣿⣾⣿⣿⣿⠁⠀⠀⠀⠀⠀⠀⢀⣿⣿⣿⣿⣯⣿⣟⣁⡀⠄⠀⢾⣏⣿⣯⠛⣷⠱⣣⢙⣧⠀⢸⡇ ⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠺⣿⣷⣿⣽⣷⣿⣦⡐⢠⠈⡉⢉⠛⡉⢛⠻⢦⣄⠀⠀⠀⠀⠀⠀⠀⠀⣰⣿⣳⣿⠏⢰⡿⠀⠀⢸⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣷⣿⣿⣿⣿⣿⣿⣿⣿⡿⣿⢼⡀⡷⢸⣿⠀⢸⠟⣻⠿⠿⢿⣿⣿⡟⠀⠀⠀⠀⠀⠀⠀⣾⣿⣿⣿⣿⣿⢋⣩⣭⠽⠿⠀⡀⠈⣷⡇⠀⣿⢱⡘⢎⡿⠀⠈⡇ ⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠹⣿⣿⣳⢿⣿⣉⡛⠶⣦⣥⣌⣐⠁⢊⠐⢆⡙⢷⡄⠀⠀⠀⠀⢠⣾⣟⣧⣿⠟⢠⡟⠀⠀⠀⠸⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⢿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣧⡘⢿⣄⣷⣀⣿⣶⠟⣰⠏⠀⢄⡾⣿⡿⠀⠀⠀⠀⠀⠀⠀⠀⣿⣿⣿⣿⣻⣿⣍⢷⢦⣦⡴⣤⣦⣽⡿⠁⢀⣿⢢⡙⣾⠇⠀⢠⡇ ⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠘⣿⣿⢯⣟⣿⣿⣿⣶⣦⣬⣍⣛⢋⠓⡒⠋⠄⡛⢦⣄⠀⠰⣿⣟⣾⡽⢋⣴⠋⠀⠀⠀⠀⠀⢻⣿⣿⣿⣿⣿⣿⣾⣿⣿⣮⢿⣿⣽⠿⠛⡉⢉⠄⣈⣿⣿⣿⣿⣷⣬⣿⣿⣿⣃⣴⡟⠀⠼⢋⣼⣿⡇⠀⠀⠀⠀⠀⠀⠀⣠⣿⣿⣟⣾⡟⠁⠉⠛⠶⣤⠄⣠⣾⡿⠇⢀⣿⢃⠧⣶⠏⠀⠀⣸⠁ ⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢾⣿⣿⣻⣾⣳⣿⡽⣯⣿⣿⣿⣿⣿⣶⠿⠶⣤⠥⠉⡟⣶⣟⣿⠞⣱⡿⠁⠀⠀⠀⠀⠀⠀⠘⣿⣷⡿⣿⣿⣿⣿⣿⣾⣿⣿⣿⣷⣤⣷⣶⡿⠿⠟⠛⠛⢿⣷⣯⢿⣿⣿⣿⣷⠏⠀⠠⠴⠟⢡⣿⠂⠀⠀⠀⠀⠀⢀⣼⣿⣿⢻⣼⠟⠀⡀⠃⣤⣾⣿⣾⣿⣟⣁⣴⠿⡑⣎⡾⠃⠀⠀⢠⠇⠀ ⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⣠⣿⣯⢿⡿⣿⣽⣾⣟⡿⣷⣤⠉⣉⠉⡌⠰⡀⠂⠄⢃⡐⠨⢙⣿⣄⣿⠁⠀⠀⠀⠀⠀⠀⢀⣼⣿⣿⣿⣿⣿⣯⣿⣟⣿⡾⣿⣿⣿⣧⡄⢂⠐⡀⢊⠐⠂⠄⠹⣿⣿⣿⣿⣿⠃⢀⠊⢁⠠⣀⣿⣿⠀⠀⠀⠀⠀⣰⣿⣿⣿⣞⣿⠏⠀⡐⠀⢺⣿⡿⠟⣻⣿⢿⢫⢇⠫⣵⠞⠁⠀⢀⣰⠛⠁⠀ ⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⣀⣴⣾⡟⣧⡟⣯⣿⡿⠛⢿⣾⣿⣻⢿⣷⣄⡊⢄⢳⣾⣿⣿⠿⠿⠟⡛⠛⢻⣿⡇⠀⠀⠀⠀⠀⠀⢸⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣷⣿⣿⣿⣿⣿⣿⣿⣶⣾⣶⣾⣶⣾⣿⣿⣿⣿⣤⣤⣶⣶⣿⣿⣿⣿⠀⠀⠀⠀⢰⣿⣿⣟⣷⣿⣫⣤⠶⣶⠷⣤⠀⢴⣾⢏⢳⢊⢧⡮⠟⠁⠀⢀⣴⠞⠁⠀⠀⠀ ⠀⠀⠀⠀⠀⠀⠀⢀⣴⣾⢿⣻⢾⣹⣷⣿⠿⠋⢁⣰⠟⠙⢿⣿⣟⣿⣻⣿⣶⣮⣍⣛⠦⡈⠔⢂⡑⣬⣿⠏⢹⡶⣄⡀⠀⠀⠀⢸⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣻⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⡿⠟⠛⣿⡅⠀⠀⣠⣾⣿⣿⡿⣿⣵⣾⣿⠿⠉⠛⠻⣇⣾⢏⣮⠶⠟⠉⠀⢀⣠⡶⠋⠁⠀⠀⠀⠀⠀ ⠀⠀⠀⠀⠀⢀⣴⡿⣯⣟⣯⣿⡿⠟⠉⢁⣤⠶⠛⠁⠀⠀⠀⠉⢿⣿⣿⣯⣿⢿⣿⡿⡿⠿⡎⡐⣈⡴⠋⠀⠀⠱⡀⠉⣳⣦⣰⣿⡿⣷⣟⡷⣟⣿⡾⣽⣻⣟⣿⡿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⢿⡿⣿⣟⣿⡿⠟⠉⢀⣤⠟⢿⡄⠀⠘⣿⡿⠿⠷⠿⢯⣿⡅⠀⠠⠘⠀⢄⣿⠟⠋⠁⠀⣠⡴⠞⠋⠀⠀⠀⠀⠀⠀⠀⠀⠀ ⠀⠀⠀⠀⢠⣾⢿⣽⣳⣿⠟⠉⢀⣤⡞⠋⠁⠀⠀⠀⠀⠀⠀⠀⠀⠈⠛⣿⣿⣿⣿⣿⣿⣿⣿⣿⡿⢳⡀⠀⠀⠀⠀⣰⡿⢁⣽⣿⣟⣷⣯⢿⣻⢷⣿⣿⣷⣿⠛⠛⠛⠷⢯⣿⡻⢿⣿⣿⣿⣿⣾⣷⣯⠿⠟⠋⣉⣀⣤⣴⡾⠟⠁⣠⣼⡿⣴⣻⣯⣴⣥⡪⠄⠀⠈⠙⠿⣷⣌⣤⠟⠁⠀⢀⣤⠾⠃⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀ ⠀⠀⠀⢀⣿⢯⣟⣾⠟⠁⠀⣰⠟⠁⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢯⣙⣏⠙⠛⢿⣿⡿⢏⡐⢢⠙⠶⣄⣀⡰⡿⢁⣼⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣷⣶⣶⣶⣦⣼⣿⣤⣀⠀⠀⢀⠀⠀⠠⠶⠾⠿⠛⠛⠉⠁⣴⡼⠟⠉⠀⠹⣿⠟⣶⠞⠤⣀⡀⠀⠀⠀⠀⠈⢻⡇⠀⢀⡴⠏⠁⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀ ⠀⠀⠀⢸⣿⣻⢾⣏⠀⠀⣰⡟⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠈⢻⣹⣇⠀⢸⣿⣿⣶⣌⢡⠚⣄⢶⣻⠟⣧⣾⣿⣿⣴⣏⣍⣟⣹⣿⣿⣿⣿⣿⣽⣷⣿⣞⡷⣯⣿⠁⠠⢀⠌⡐⠠⢈⠁⢂⠐⠠⠐⠠⢁⢨⣿⣿⣷⣶⣿⣿⣿⣿⣿⣷⣤⣄⡀⠉⢓⢆⡀⠀⠀⣼⢠⣴⠋⠁⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀ ⠀⠀⠀⢸⣷⢯⡿⣿⡀⠀⢽⡆⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⣼⢹⡯⠀⢸⣿⣾⠃⣹⠻⢾⣏⢋⣥⣾⣿⣿⣿⣿⣯⣝⣻⣻⣿⣿⣿⣿⣿⣿⣿⣿⣿⠙⠻⣷⣻⣷⣄⡂⠐⠀⠁⠂⡐⠠⠈⠄⠁⠒⡀⢈⠙⠉⡉⠻⣯⣿⡿⢿⣿⣿⣥⣶⣿⡷⡄⠉⠱⡄⣼⣷⠟⠁⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀ ⠀⠀⠀⠘⣿⣯⡽⣯⢷⡀⠸⣧⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢀⡼⠃⣾⡇⣰⡿⣷⠇⢀⣿⠀⠀⠉⢻⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⡟⠻⣿⣷⣤⡈⠹⣿⣿⣿⣷⣾⣶⣶⣤⣦⣴⣬⣴⣠⣤⣦⣴⣴⣷⣿⣿⠏⠀⣀⣿⣿⣿⣿⣍⣴⣿⣆⢀⣽⣿⠃⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀ ⠀⠀⠀⠀⠹⣷⡿⣽⣧⡛⣦⡹⣦⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢀⡴⠫⢂⣼⣿⣿⡿⡽⠃⣠⠾⡏⠀⢀⣼⣿⣿⢿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⠻⢿⣷⣆⡈⠙⢿⣿⣶⣾⣿⣻⡿⣿⡿⣿⣿⣿⢿⣻⣟⢿⣻⣽⣿⢿⣽⣟⣁⣤⣾⡿⠋⠀⣸⠿⢿⣿⣿⣿⡼⢹⡏⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀