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56 lines
1.0 KiB
56 lines
1.0 KiB
// File: vertex.go
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// Created Time: 2023-02-18
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// Author: Reanon (793584285@qq.com)
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package pkg
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// Vertex 顶点类
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type Vertex struct {
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Val int
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}
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// NewVertex 顶点构造函数
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func NewVertex(val int) Vertex {
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return Vertex{
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Val: val,
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}
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}
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// ValsToVets 将值列表反序列化为顶点列表
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func ValsToVets(vals []int) []Vertex {
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vets := make([]Vertex, len(vals))
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for i := 0; i < len(vals); i++ {
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vets[i] = NewVertex(vals[i])
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}
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return vets
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}
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// VetsToVals 将顶点列表序列化为值列表
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func VetsToVals(vets []Vertex) []int {
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vals := make([]int, len(vets))
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for i := range vets {
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vals[i] = vets[i].Val
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}
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return vals
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}
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// DeleteSliceElms 删除切片指定元素
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func DeleteSliceElms[T any](a []T, elms ...T) []T {
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if len(a) == 0 || len(elms) == 0 {
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return a
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}
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// 先将元素转为 set
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m := make(map[any]struct{})
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for _, v := range elms {
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m[v] = struct{}{}
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}
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// 过滤掉指定元素
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res := make([]T, 0, len(a))
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for _, v := range a {
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if _, ok := m[v]; !ok {
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res = append(res, v)
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}
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}
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return res
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}
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