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Update preorder_traversal_iii.

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krahets
2023-07-25 16:39:38 +08:00
parent 90af225dae
commit b067016bfa
20 changed files with 48 additions and 56 deletions
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codes/swift/chapter_backtracking/preorder_traversal_iii_compact.swift
+1 -1
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@@ -42,7 +42,7 @@ enum PreorderTraversalIIICompact {
res = []
preOrder(root: root)
print("\n输出所有根节点到节点 7 的路径，路径中不包含值为 3 的节点，仅包含一个值为 7 的节点")
print("\n输出所有根节点到节点 7 的路径，路径中不包含值为 3 的节点")
for path in res {
var vals: [Int] = []
for node in path {
codes/swift/chapter_backtracking/preorder_traversal_iii_template.swift
+1 -2
View File
@@ -36,7 +36,6 @@ func backtrack(state: inout [TreeNode], choices: [TreeNode], res: inout [[TreeNo
// 检查是否为解
if isSolution(state: state) {
recordSolution(state: state, res: &res)
return
}
// 遍历所有选择
for choice in choices {
@@ -65,7 +64,7 @@ enum PreorderTraversalIIITemplate {
var res: [[TreeNode]] = []
backtrack(state: &state, choices: [root].compactMap { $0 }, res: &res)
print("\n输出所有根节点到节点 7 的路径，路径中不包含值为 3 的节点，仅包含一个值为 7 的节点")
print("\n输出所有根节点到节点 7 的路径，路径中不包含值为 3 的节点")
for path in res {
var vals: [Int] = []
for node in path {