.
. ⡄⡎⠎⡜⡠⣑⣐⢐⢄⢅⢁⠑⡄⡀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀
⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢀⠠⡣⡑⡜⣜⢮⣳⡣⣯⡳⣝⣞⡼⡔⡄⠨⡀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀
⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢠⢤⡢⡆⡇⡇⢎⢮⡳⣝⣞⢮⣗⢽⣣⡗⡽⡽⣕⡇⡜⢔⠤⣄⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀
⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢘⢕⢵⢹⣪⢪⢊⠎⡞⡼⣕⡗⣽⢪⡟⡼⡽⣽⢪⡗⣽⢸⠘⡜⡕⣗⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀
⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⡅⡣⢣⢣⢇⢇⢅⢣⢹⢪⠧⡯⣳⢹⣪⣻⢼⣳⡹⣪⠳⣕⠱⡘⢜⢜⡂⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀
⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠐⢌⠢⢣⠱⢀⠃⡜⡸⡱⡝⣼⣳⢽⣺⢪⣗⢧⣟⢼⣣⢳⠨⢐⠅⢇⠂⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀
⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢨⠐⠨⠐⡐⡜⡜⣜⢕⣗⢽⢽⡺⣽⡪⣗⣗⢽⣪⢪⠈⠂⠈⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀
⠀⠀⠀⠀⠀⠀⠀⠀⢠⢠⢣⢫⢪⡎⡆⡣⢪⢸⢸⢸⢱⡙⠩⡻⣼⡣⣟⢾⢼⢑⠑⡇⣂⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀
⠀⠀⠀⠀⠀⠀⢀⠰⡱⢱⠱⠩⢃⢣⢫⢪⠢⡱⡱⡹⡜⡦⡴⣜⢷⣝⢧⢯⣳⢢⡪⡪⢢⢳⡀⠀⠀⠀⠀⠀⢀⢠⣪⢫⢝⢧⢳⣢⡀⠀
⠀⠀⠀⠀⠀⠀⢄⡃⡂⠢⡈⠪⢈⠔⡕⡎⡎⡌⡎⡎⢯⢽⣝⠧⢟⢮⢯⣳⠳⡝⡎⡎⠬⡪⡎⡄⠀⠀⢀⢀⠆⡇⢷⢱⠁⡃⠃⢇⠃⠀
⠀⠀⠀⠀⠀⠘⢔⠨⢂⢑⢠⢵⣻⣎⢪⢝⢖⠌⡎⡎⣗⢽⣺⣢⢡⣈⣈⡠⡼⣜⢕⠅⢝⢜⡕⣷⣰⢰⢱⢑⢈⠀⡁⠐⠀⠂⠀⠀⠀⠀
⠀⠀⠀⠀⠀⠍⢜⠘⡌⠢⣝⣗⣗⣟⡆⡝⣺⠨⡪⡪⣎⡗⡷⣝⣗⣗⢧⣟⢼⣣⢳⠁⡇⣗⢕⢷⡕⢕⠨⡂⠅⠃⠂⠀⠀⠀⠀⠀⠀⠀
⠀⠀⠀⠀⠀⠘⠠⡑⠠⣝⡞⡾⣼⣳⣇⢣⢳⡑⢜⢜⡜⡽⣽⢺⣺⣪⡗⣽⢣⢗⡕⢱⢸⢸⢪⣟⡎⠂⠁⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀
⠀⠀⠀⠀⠀⠀⢔⡜⣞⡼⡺⣝⣞⣞⡗⡌⢮⢪⠸⡸⣜⢽⡺⡣⡣⣳⡫⣗⢯⡳⡱⠡⡪⡣⡻⣮⡓⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀
⠀⠀⠀⠀⠀⠀⢸⢜⡞⡼⣝⡞⣼⣳⡫⡂⢏⢎⠪⡪⡎⡗⡕⡇⣽⢺⢮⣳⣽⡟⡎⠜⡜⡌⣟⣮⡓⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀
⠀⠀⠀⠀⠀⠀⢣⢳⢝⡞⡼⣝⣞⡮⣗⠡⡫⡪⡊⢮⢝⢜⢜⢜⢷⢽⢽⣺⣟⢽⡘⠌⣞⠸⡵⣳⡓⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀
⠀⠀⠀⠀⠀⠀⢽⢸⡣⣏⡟⣼⣪⢿⢜⠄⡇⡗⡸⣨⢳⢕⢕⢭⢳⢽⢝⣞⣗⡗⡕⢡⢇⢝⢽⣺⡊⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀
⠀⠀⠀⠀⠀⠈⢧⡫⣞⢼⣹⢺⢮⢯⣓⠌⢎⢎⠜⡜⣮⢻⣔⢕⢕⢽⣣⢗⡗⣯⡊⡜⡜⣜⢽⣺⡊⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀
⠀⠀⠀⠀⠀⠘⢼⢜⢮⢳⡳⡽⡽⣧⣓⠨⢣⢣⠣⡣⡗⣽⢺⡪⡪⡺⣜⣗⢽⡗⡆⡪⡪⡪⣗⣗⡇⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀
⠀⠀⠀⠀⠀⠈⡎⣗⡝⡧⣏⡯⣟⣞⢖⢑⢕⢕⢱⢩⡝⣷⢹⢜⢜⡼⣕⣗⣿⣛⢆⢪⠪⡮⣗⣗⣇⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀
⠀⠀⠀⠀⠀⠠⡹⡜⣎⡟⣼⢺⢷⣝⣇⠢⡣⡣⡱⡱⡝⡎⡮⡪⣞⢮⣳⣿⢳⡣⡣⢸⠪⡮⣗⣗⡇⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀
⠀⠀⠀⠀⠀⠀⢇⢯⢧⢯⣳⣫⣟⡞⣖⠡⡣⡣⡪⡪⣇⢇⢧⢻⢼⡝⣾⣻⡳⣝⠔⢕⢕⢽⣺⣺⡪⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀
⠀⠀⠀⠀⠀⠀⢣⢻⢼⡕⣗⣗⣯⢿⣜⠘⡜⡎⡜⡜⣦⢃⢏⢽⢪⣟⢼⢧⣟⢼⠨⢕⢕⢽⣺⡺⣎⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀
⠀⠀⠀⠀⠀⠀⢕⢕⡗⡽⣺⢺⡮⡿⣜⡘⢼⢸⢸⢸⡪⣗⡕⡕⢽⢜⣗⢽⣳⣝⠌⡇⡇⣟⢮⣟⡖⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀
⠀⠀⠀⠀⠀⠀⠘⡕⣝⢽⢺⢽⢯⣟⣎⠆⡝⣜⢸⢸⡪⣗⡗⡇⡧⣹⢪⡗⣷⣳⠡⡣⡣⡫⡿⣼⣓⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀
⠀⠀⠀⠀⠀⠀⠈⢕⢧⡫⣏⢯⣟⡾⣜⢌⢎⢎⢜⢜⢮⣳⢫⡣⡣⡣⣟⣾⣿⢕⢅⢣⢣⢫⡟⣾⡒⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀
⠀⠀⠀⠀⠀⠀⠀⢣⢣⢻⢼⢽⣪⣟⡖⡄⡫⡪⢢⢳⡱⡱⢱⠱⣵⢹⢧⡳⣕⢗⠄⢣⠣