706. 设计哈希映射

设计哈希映射

解法一: 数组

go
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
const N = 1000001

type MyHashMap struct {
data []int
}

func Constructor() MyHashMap {
data := make([]int, N)
for i := 0; i < N; i++ {
data[i] = -1
}
return MyHashMap{
data,
}
}

func (this *MyHashMap) Put(key int, value int) {
this.data[key] = value
}

func (this *MyHashMap) Get(key int) int {
return this.data[key]
}

func (this *MyHashMap) Remove(key int) {
this.data[key] = -1
}

/**
* Your MyHashMap object will be instantiated and called as such:
* obj := Constructor();
* obj.Put(key,value);
* param_2 := obj.Get(key);
* obj.Remove(key);
*/
作者

wuhunyu

发布于

2024-04-15

更新于

2025-01-15

许可协议