1 Code copied from the book: 2 3 Copyright 2018-2023 Pavel Panchekha & Chris Harrelson. 4 5 Permission is hereby granted, free of charge, to any person obtaining a copy of 6 this software and associated documentation files (the "Software"), to deal in 7 the Software without restriction, including without limitation the rights to 8 use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of 9 the Software, and to permit persons to whom the Software is furnished to do so, 10 subject to the following conditions: 11 12 The above copyright notice and this permission notice shall be included in all 13 copies or substantial portions of the Software. 14 15 THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR 16 IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS 17 FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR 18 COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER 19 IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN 20 CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. 21 22 Code added by me to implement exercises: 23 24 ISC License 25 26 Copyright 2023 Jake Bauer <email@example.com> 27 28 Permission to use, copy, modify, and/or distribute this software for any purpose 29 with or without fee is hereby granted, provided that the above copyright notice 30 and this permission notice appear in all copies. 31 32 THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES WITH 33 REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND 34 FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY SPECIAL, DIRECT, 35 INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS 36 OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER 37 TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF 38 THIS SOFTWARE.