o基础学建网站企业法治建设工作计划
写了个哈希表，底层逻辑基于结构体数组，核心结构:HashNode,结构外壳:HashTable_R,冲突处理以后会加的(QwQ)~
目前代码：
#ifndef PYIC_X
#define PYIC_Xunsigned int PYIC_Hash(unsigned int Val, unsigned int Mov) {unsigned int Ht[4] = { 3, 7, 2, 1 };unsigned int Move = (Val + Mov) % 4;unsigned int PrimeFactor1 = 31;unsigned int PrimeFactor2 = 37; // 使用另一个质数 unsigned int HashValue = (Val * PrimeFactor1 + Ht[Move]) % 0xFFFFFFFF;// 结合第二个质数 HashValue = (HashValue * PrimeFactor2 + (Val ^ Mov)) % 0xFFFFFFFF;return HashValue;
}
typedef struct HashNode__Made__PYIC_X
{unsigned int Val;unsigned int Map;int _Vbool;int _Mbool;
}HashNode;
void Insert_Hash(HashNode Table[], unsigned int Num, unsigned int Val, unsigned int Mov)
{unsigned int Index = PYIC_Hash(Val, Mov);Table[Index]._Mbool = 1;Table[Index].Map = Num;Table[Num]._Vbool = 1;Table[Num].Val = Val;
}
void Remove_Hash(HashNode Table[], unsigned int Val, unsigned int Mov)
{unsigned int Index = PYIC_Hash(Val, Mov);Table[Table[Index].Map]._Vbool = 0;Table[Table[Index].Map].Val = 0;Table[Index]._Mbool = 0;Table[Index].Map = 0;
}
int Find_Hash(HashNode Table[], unsigned Val, unsigned int Mov)
{unsigned int Index = PYIC_Hash(Val, Mov);if (Table[Index]._Mbool == 1)return (int)Table[Index].Map;elsereturn -1;
}
void RemNum_Hash(HashNode Table[], unsigned Num, unsigned int Mov)
{unsigned int Index = PYIC_Hash(Table[Num].Val, Mov);Table[Index]._Mbool = 0;Table[Index].Map = 0;Table[Num]._Vbool = 0;Table[Num].Val = 0;
}unsigned int GetHash(HashNode Table[], int Num)
{return Table[Num].Val;
}typedef struct HashTable_R
{HashNode* Node_Array;unsigned int All;unsigned int Num;
}HashTable_R;
void Insert_HashR(HashTable_R* Table,int Num,int Val,int Mov)
{Insert_Hash(Table->Node_Array, Num, Val, Mov);Table->All += Val;Table->Num += 1;
}
void Remove_HashR(HashTable_R* Table, int Val, int Mov)
{Remove_Hash(Table->Node_Array, Val, Mov);Table->Num -= 1;Table->All -= Val;
}
int Find_HashR(HashTable_R* Table, int Val, int Mov)
{return Find_Hash(Table->Node_Array, Val, Mov);
}#if 0
typedef struct ListNode
{int Val;struct ListNode* Next;
}ListNode;
void Insert_List(ListNode* Head, int Val)
{struct ListNode On {};while (Head->Next =!0){Head = Head->Next;}On.Val = Val;On.Next = 0;Head->Next = &On;
}
int Find_List(ListNode* Head, int Val)
{
int i = 0;while (Head->Next = !0){if (Head->Val = Val){return i;}Head = Head->Next;i++;}return -1;
}
#endif
#endif看得懂的就散吧，看不懂都留下：
-----------【代码解析】--------------------------------------------------------------------------
总体函数逻辑和上一个一样，改了哈希函数，使它更加强大，且不容易碰撞。并增加了异或操作，使其拥有了雪崩效应；
增加了外壳：HashTable_R
这里面有个指针指向一个结构体数组版的哈希表，其名为Node_Array,作用是用于套用哈希表。
All:所有值的和
Num:元素的数量
这次，每插入一个元素都会增加计数器和All,添加了新功能。
散会。