Roundtable (#472)

* Fixed solution link at the top

* Fixed URL

* Links not working

* File paths

* Working links

* Merged from main

* New star history chart

* Updated star history graph

* Fixed URL

* Links not working

* File paths

* Working links

* Merged from main

* Some typos

* Typos

* Typos

* Removed duplicated words

* Fixed solution link at the top

* Fixed URL

* Links not working

* File paths

* Working links

* Merged from main

* Fixed URL

* Links not working

* File paths

* Working links

* Merged from main

* Some typos

* Typos

* Typos

* Removed duplicated words

* Some typos on the graphs

* Modified the code slightly