http://patorjk.com/software/taag
例如:
.__ .__ .__ .__ .___ | |__ ____ | | | | ______ _ _____________| | __| _/ | | \_/ __ | | | | / _ / / / _ \_ __ | / __ | | Y ___/| |_| |_( <_> ) ( <_> ) | / |__/ /_/ | |___| /\___ >____/____/\____/ /\_/ \____/|__| |____/\____ | / / /