1. Introduction
Attributions
- "problem-860227_960_720" by succo (https://pixabay.com/en/problem-question-solution-response-860227/) -- Licensed by CC0 Public Domain (https://creativecommons.org/publicdomain/zero/1.0/)
- "problem-860227_960_720" by succo (https://pixabay.com/en/problem-question-solution-response-860227/) -- Licensed by CC0 Public Domain (https://creativecommons.org/publicdomain/zero/1.0/)
- "problem-860227_960_720" by succo (https://pixabay.com/en/problem-question-solution-response-860227/) -- Licensed by CC0 Public Domain (https://creativecommons.org/publicdomain/zero/1.0/)
- "problem-860227_960_720" by succo (https://pixabay.com/en/problem-question-solution-response-860227/) -- Licensed by CC0 Public Domain (https://creativecommons.org/publicdomain/zero/1.0/)
- "Cartoon Network 2010 logo" by Time Warner (https://commons.wikimedia.org/wiki/File:Cartoon_Network_2010_logo.svg) -- Licensed by CC0 Public Domain (https://creativecommons.org/publicdomain/zero/1.0/)
- "gumball_gumball_174x252" by Cartoon Network (https://www.cartoonnetwork.com/shows/gumball/characters/index.html) -- Licensed by CC BY-SA 4.0 (https://creativecommons.org/licenses/by-sa/4.0/)
- "Time (in description)" by Hababoon (https://www.sketchport.com/drawing/4632820043481088/time-in-description) -- Licensed by CC BY 4.0 (https://creativecommons.org/licenses/by/4.0/)
- "gumball_darwin_174x252" by Cartoon Network (https://www.cartoonnetwork.com/shows/gumball/characters/index.html) -- Licensed by CC BY-SA 4.0 (https://creativecommons.org/licenses/by-sa/4.0/)
- "Gumball | The Signal | Cartoon Network" by The Amazing World of Gumball (https://www.youtube.com/watch?v=CftA5oEXetE&t=0s&index=92&list=PL77ED97B132C66551) -- Licensed by Standard Youtube License (https://www.youtube.com/static?template=terms)