"⠀⠀⠀⠀⠀⠀⠀⣠⣶⣿⡗⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⣿⣷⣦⡀⠀⠀⠀⠀⠀⠀
⠀⠀⠀⠀⠀⠀⣼⠟⢡⡟⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠘⣧⠙⢿⡄⠀⠀⠀⠀⠀
⠀⠀⠀⠀⠀⣴⡏⠀⣸⠁⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢹⡆⠈⣿⡄⠀⠀⠀⠀
⠀⠀⠀⢀⣴⡏⠃⠀⣿⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢸⡇⠀⠁⣿⣄⠀⠀⠀
⠀⠀⢀⡾⠁⣇⠀⠀⢿⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢸⠇⠀⢠⡇⠹⣆⠀⠀
⠀⠀⢸⡁⠀⣿⠑⠀⠘⣇⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢀⡟⠀⠀⢩⡇⠀⢹⠀⠀
⠀⠀⢸⣧⡀⣿⣆⠀⠀⠹⣆⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢀⡼⠃⠀⢀⣼⠇⢠⣾⠀⠀
⠀⢠⠾⡇⠁⠘⣿⡉⠀⠀⠙⣦⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢠⡾⠁⠀⠀⣹⡿⠀⠀⡿⢦⠀
⠀⡿⠀⢿⣆⠀⠱⣿⡆⠀⠀⠘⢷⡄⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⣰⠟⠀⠀⠀⣾⣿⠁⢀⣼⠃⠘⡆
⠀⣿⡀⢈⢷⡀⠀⠱⡿⣦⣀⡀⢰⡹⣦⡀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⣠⡾⢣⠀⢀⣠⣾⡿⠁⠀⣠⠏⠀⢰⡇
⣴⢿⡄⠈⢯⢿⡖⠀⣿⢿⢷⣍⣈⣷⡈⠙⢦⣀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢀⣠⠞⠋⣰⡟⢀⣹⢿⣿⡇⠐⣺⣯⠇⠀⣸⢧
⣏⠈⢷⣄⠀⠳⣿⣦⣌⣻⣿⡏⠙⠻⣟⠀⠀⠈⠓⢦⣄⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢀⣤⠖⠋⠁⠀⢸⡿⠛⠉⢿⡿⢋⣠⣾⡿⠋⢀⣴⠏⠈
⠹⡄⠈⣿⣅⠀⠘⣿⣷⣍⢻⣇⣷⠄⠈⠳⣤⡀⠀⠀⠈⠳⢦⡀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⣠⠶⠋⠀⠀⠀⣀⣴⠋⠀⢠⡇⣾⢋⣤⣿⡿⠁⢀⣽⠋⠀⡴
⠀⢻⠦⠹⣝⣷⡂⠈⣿⣿⠛⠻⣮⡃⠀⠀⣿⣿⡶⣄⣀⠀⠀⠙⢷⡀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⣴⠞⠁⠀⢀⣀⡴⣾⣽⡿⠀⠀⣾⡿⠛⠻⣿⡟⠀⣲⣿⡽⠡⢾⠃
⠀⠈⣷⣄⠈⠳⣝⣧⡀⢿⣷⣀⠈⠙⠶⣄⡚⠽⣿⣿⡉⠙⠂⠀⠀⠹⡆⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⡾⠁⠀⠀⠘⠋⣝⣿⣻⠕⣂⣴⠞⠉⠀⣠⣿⠇⣠⢾⡿⠋⢀⣰⡏⠀
⠀⠀⢸⠙⢯⣅⠀⢽⡯⣿⢷⣽⣂⠀⠀⣓⡯⣗⣾⣷⣄⡀⠀⠀⠀⠀⡷⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⣇⠀⠀⠀⠀⣀⣽⣿⣖⡿⣟⡋⠀⢀⣺⣷⢿⣻⣿⠉⢀⣩⠟⢹⠃⠀
⠀⠀⠈⢧⡀⠙⣿⣇⣉⠻⣿⡋⠉⠓⠶⡤⢭⣽⣿⡅⠀⠀⠀⠀⣴⠞⠃⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠙⢶⣄⠀⠀⠀⠀⣽⣿⣭⠥⠴⠖⠋⠉⣻⡿⢋⣁⣽⡟⠁⣠⠟⠀⠀
⠀⠀⠀⠘⣿⡂⠈⠓⢯⣷⣿⣿⣾⠤⠀⠩⠭⢽⣿⣦⡴⠀⠀⠀⢷⡀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⣠⡇⠀⠀⠰⣦⣾⣿⠭⠭⠁⢀⣬⣾⣿⣷⣿⠟⠋⠀⣺⡿⠀⠀⠀
⠀⠀⠀⠀⠈⠛⢶⣤⠀⠈⠻⣿⣿⣿⠶⠶⠶⣒⣿⣿⡶⠀⡀⠀⠈⠙⠲⣄⠀⠀⠀⠀⠀⠀⠀⠀⠀⢀⡴⠞⠉⠀⠀⣄⠠⣼⣿⣖⡒⠲⠶⢾⣿⣿⡿⠉⠀⢠⣴⠾⠋⠀⠀⠀⠀
⠀⠀⠀⠀⠀⠀⠀⠈⠉⠓⠒⣼⣟⡁⠀⠀⢀⣀⡭⣟⣿⣾⠁⠀⡀⠀⠀⢸⡄⠀⠀⠀⠀⠀⠀⠀⠀⣼⠀⠀⠀⣀⢀⢹⣿⣿⣿⣅⣀⠀⠀⠀⠘⣿⡔⠒⠋⠉⠀⠀⠀⠀⠀⠀⠀
⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠹⣿⣃⣴⠞⠋⠁⠈⣛⣽⣿⣶⣾⠃⠀⠀⠀⠹⡄⠀⠀⠀⠀⠀⠀⡼⠋⠀⢀⢀⢹⣾⣿⣿⢯⡋⠁⠉⠙⢶⣄⣻⡾⠃⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀
⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⡇⣶⡀⢠⠞⠁⠉⣵⣿⣿⣦⣼⡀⠀⠀⠙⢦⡀⠀⠀⣠⠞⠁⠀⠀⣸⣾⣾⢿⢷⣍⠀⠙⢦⣀⣰⣼⡇⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀
⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠛⠻⢶⡏⠀⠀⡼⠁⢉⡿⠋⡽⠉⠉⠉⠓⠚⠉⠀⠀⠙⠒⠋⠉⠉⠹⡍⠿⣇⠁⠹⡆⠀⣈⢿⠾⠛⠁⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀
⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠈⠳⠭⠿⣧⣖⣼⡧⢦⠇⠀⠀⠀⠀ 𝟐𝟎𝟏𝟐⠀⠀⠀⠀⠀⢷⠢⢻⣔⣲⡿⢿⡽⠏⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀"