hello-algo

Author	SHA1	Message	Date
Yudong Jin	3f4220de81	Bug fixes and improvements (#1380 ) * preorder, inorder, postorder -> pre-order, in-order, post-order * Bug fixes * Bug fixes * Update what_is_dsa.md * Sync zh and zh-hant versions * Sync zh and zh-hant versions. * Update performance_evaluation.md and time_complexity.md * Add @khoaxuantu to the landing page. * Sync zh and zh-hant versions * Add @ khoaxuantu to the landing page of zh-hant and en versions.	6 months ago
Yudong Jin	c4a7966882	Bug fixes and improvements (#1348 ) * Add "reference" for EN version. Bug fixes. * Unify the figure reference as "the figure below" and "the figure above". Bug fixes. * Format the EN markdown files. * Replace "" with <u></u> for EN version and bug fixes * Fix biary_tree_dfs.png * Fix biary_tree_dfs.png * Fix zh-hant/biary_tree_dfs.png * Fix heap_sort_step1.png * Sync zh and zh-hant versions. * Bug fixes * Fix EN figures * Bug fixes * Fix the figure labels for EN version	6 months ago
Hongting Su	a6be0ffdc3	Update graph_traversal.md (#1334 ) The implementation uses hash set to store all visited vertices instead of hash table. Change the description text from "hash table" to "hash set"	7 months ago
Yudong Jin	06068927cd	Add the initial translation for the Graph chapter (#1211 )	8 months ago