fix several bugs

2025-07-06 22:34:18 +08:00 · 2023-10-17 23:45:31 +08:00
parent 51405c0669
commit 5392afd44b
14 changed files with 15 additions and 15 deletions
--- a/codes/cpp/chapter_backtracking/permutations_i.cpp
+++ b/codes/cpp/chapter_backtracking/permutations_i.cpp
@ -16,7 +16,7 @@ void backtrack(vector<int> &state, const vector<int> &choices, vector<bool> &sel
    // 遍历所有选择
    for (int i = 0; i < choices.size(); i++) {
        int choice = choices[i];
-        // 剪枝：不允许重复选择元素 且 不允许重复选择相等元素
+        // 剪枝：不允许重复选择元素
        if (!selected[i]) {
            // 尝试：做出选择，更新状态
            selected[i] = true;