Rechercher n'importe quel X
⠀⢀⡤⣄⡀⠀⠀ ⢠⡏⠀⠀⠳⡄⠀⠀⠀⠀⠀ ⣀⣀⣀⠀ ⢸⠃⠀⠀⠀⢿⠀⠀⠀⠀ ⣼⠃⠀⠘⢧⠀⠀ ⢸⡆⠀⠀⠀⠸⡆⠀⠀ ⣸⠃⠀⠀⠀⠈⢧ ⠈⣇⠀⠀⠀ ⣧⠀ ⠀⡏⠀⢦⠀⠀⠀⠸⡆ ⠀⢹⡀⠀⠀⠀⢸⠀ ⢸⠇⠀⠘⢧⡀⠀⣸⠃ ⠀ ⠀⢳⠀⠀⠀⢸⡆ ⢸⠀⠀⠀⣼⠙⠋⠁
⠀⢀⡤⣄⡀⠀⠀ ⢠⡏⠀⠀⠳⡄⠀⠀⠀⠀⠀ ⣀⣀⣀⠀ ⢸⠃⠀⠀⠀⢿⠀⠀⠀⠀ ⣼⠃⠀⠘⢧⠀⠀ ⢸⡆⠀⠀⠀⠸⡆⠀⠀ ⣸⠃⠀⠀⠀⠈⢧ ⠈⣇⠀⠀⠀ ⣧⠀ ⠀⡏⠀⢦⠀⠀⠀⠸⡆ ⠀⢹⡀⠀⠀⠀⢸⠀ ⢸⠇⠀⠘⢧⡀⠀⣸⠃ ⠀ ⠀⢳⠀⠀⠀⢸⡆ ⢸⠀⠀⠀⣼⠙⠋⠁
