mirror of
https://github.com/krahets/hello-algo.git
synced 2024-12-26 00:26:29 +08:00
f616dac7da
* Fix is_empty() implementation in the stack and queue chapter * Update en/CONTRIBUTING.md * Remove "剩余" from the state definition of knapsack problem * Sync zh and zh-hant versions * Update the stylesheets of code tabs * Fix quick_sort.rb * Fix TS code * Update chapter_paperbook * Upload the manuscript of 0.1 section * Fix binary_tree_dfs.rb * Bug fixes * Update README * Update README * Update README * Update README.md * Update README * Sync zh and zh-hant versions * Bug fixes
38 lines
804 B
Ruby
38 lines
804 B
Ruby
=begin
|
|
File: binary_tree.rb
|
|
Created Time: 2024-04-18
|
|
Author: Xuan Khoa Tu Nguyen (ngxktuzkai2000@gmail.com)
|
|
=end
|
|
|
|
require_relative '../utils/tree_node'
|
|
require_relative '../utils/print_util'
|
|
|
|
### Driver Code ###
|
|
if __FILE__ == $0
|
|
# 初始化二元樹
|
|
# 初始化節點
|
|
n1 = TreeNode.new(1)
|
|
n2 = TreeNode.new(2)
|
|
n3 = TreeNode.new(3)
|
|
n4 = TreeNode.new(4)
|
|
n5 = TreeNode.new(5)
|
|
# 構建節點之間的引用（指標）
|
|
n1.left = n2
|
|
n1.right = n3
|
|
n2.left = n4
|
|
n2.right = n5
|
|
puts "\n初始化二元樹\n\n"
|
|
print_tree(n1)
|
|
|
|
# 插入與刪除節點
|
|
_p = TreeNode.new(0)
|
|
# 在 n1 -> n2 中間插入節點 _p
|
|
n1.left = _p
|
|
_p.left = n2
|
|
puts "\n插入節點 _p 後\n\n"
|
|
print_tree(n1)
|
|
# 刪除節點
|
|
n1.left = n2
|
|
puts "\n刪除節點 _p 後\n\n"
|
|
print_tree(n1)
|
|
end
|