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cargo fmt rust code (#1131)

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* cargo fmt code

* Add empty line to seperate unrelated comments

* Fix review

* Update bubble_sort.rs

* Update merge_sort.rs

---------

Co-authored-by: Yudong Jin <krahets@163.com>
This commit is contained in:
rongyi
2024-03-16 02:13:41 +08:00
committed by GitHub
parent 54ceef3443
commit 7b1094318b
70 changed files with 1021 additions and 836 deletions
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codes/rust/chapter_hashing/hash_map_open_addressing.rs
+17 -11
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@@ -12,15 +12,14 @@ use array_hash_map::Pair;
/* 开放寻址哈希表 */
struct HashMapOpenAddressing {
size: usize, // 键值对数量
capacity: usize, // 哈希表容量
load_thres: f64, // 触发扩容的负载因子阈值
extend_ratio: usize, // 扩容倍数
buckets: Vec<Option<Pair>>, // 桶数组
TOMBSTONE: Option<Pair>, // 删除标记
size: usize, // 键值对数量
capacity: usize, // 哈希表容量
load_thres: f64, // 触发扩容的负载因子阈值
extend_ratio: usize, // 扩容倍数
buckets: Vec<Option<Pair>>, // 桶数组
TOMBSTONE: Option<Pair>, // 删除标记
}
impl HashMapOpenAddressing {
/* 构造方法 */
fn new() -> Self {
@@ -30,7 +29,10 @@ impl HashMapOpenAddressing {
load_thres: 2.0 / 3.0,
extend_ratio: 2,
buckets: vec![None; 4],
TOMBSTONE: Some(Pair {key: -1, val: "-1".to_string()}),
TOMBSTONE: Some(Pair {
key: -1,
val: "-1".to_string(),
}),
}
}
@@ -56,9 +58,9 @@ impl HashMapOpenAddressing {
if first_tombstone != -1 {
self.buckets[first_tombstone as usize] = self.buckets[index].take();
self.buckets[index] = self.TOMBSTONE.clone();
return first_tombstone as usize; // 返回移动后的桶索引
return first_tombstone as usize; // 返回移动后的桶索引
}
return index; // 返回桶索引
return index; // 返回桶索引
}
// 记录遇到的首个删除标记
if first_tombstone == -1 && self.buckets[index] == self.TOMBSTONE {
@@ -68,7 +70,11 @@ impl HashMapOpenAddressing {
index = (index + 1) % self.capacity;
}
// 若 key 不存在，则返回添加点的索引
if first_tombstone == -1 { index } else { first_tombstone as usize }
if first_tombstone == -1 {
index
} else {
first_tombstone as usize
}
}
/* 查询操作 */