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krahets
2023-05-03 18:29:57 +08:00
parent 4eb7734fa9
commit 7645bf97df
3 changed files with 20 additions and 2 deletions
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7
chapter_backtracking/backtracking_algorithm.md
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@@ -502,6 +502,7 @@ def backtrack(state, choices, res):
if (isValid(state, choice)) {
// 尝试：做出选择，更新状态
makeChoice(state, choice);
// 进行下一轮选择
backtrack(state, Arrays.asList(choice.left, choice.right), res);
// 回退：撤销选择，恢复到之前的状态
undoChoice(state, choice);
@@ -552,6 +553,7 @@ def backtrack(state, choices, res):
if (isValid(state, choice)) {
// 尝试：做出选择，更新状态
makeChoice(state, choice);
// 进行下一轮选择
vector<TreeNode *> nextChoices{choice->left, choice->right};
backtrack(state, nextChoices, res);
// 回退：撤销选择，恢复到之前的状态
@@ -597,6 +599,7 @@ def backtrack(state, choices, res):
if is_valid(state, choice):
# 尝试：做出选择，更新状态
make_choice(state, choice)
# 进行下一轮选择
backtrack(state, [choice.left, choice.right], res)
# 回退：撤销选择，恢复到之前的状态
undo_choice(state, choice)
@@ -708,8 +711,8 @@ def backtrack(state, choices, res):
if (isValid(state, choice)) {
// 尝试：做出选择，更新状态
makeChoice(state, choice);
List<TreeNode> nextChoices = new List<TreeNode>() { choice.left, choice.right };
backtrack(state, nextChoices, res);
// 进行下一轮选择
backtrack(state, new List<TreeNode> { choice.left, choice.right }, res);
// 回退：撤销选择，恢复到之前的状态
undoChoice(state, choice);
}