build

2026-04-14 02:10:37 +08:00 · 2024-06-13 15:44:53 +08:00
parent b5c65756fc
commit f9d935e34c
6 changed files with 94 additions and 51 deletions
--- a/docs/chapter_backtracking/permutations_problem.md
+++ b/docs/chapter_backtracking/permutations_problem.md
@@ -401,7 +401,7 @@ comments: true
                backtrack(state.clone(), choices, selected, res);
                // 回退：撤销选择，恢复到之前的状态
                selected[i] = false;
-                state.remove(state.len() - 1);
+                state.pop();
            }
        }
    }
@@ -950,7 +950,7 @@ comments: true
                backtrack(state.clone(), choices, selected, res);
                // 回退：撤销选择，恢复到之前的状态
                selected[i] = false;
-                state.remove(state.len() - 1);
+                state.pop();
            }
        }
    }