C語言實現靜態順序表的實例詳解

線性表

定義一張順序表也就是在內存中開辟一段連續的存儲空間，并給它一個名字進行標識。只有定義了一個順序表，才能利用該順序表存放數據元素，也才能對該順序表進行各種操作。

接下來看看靜態的順序表，直接上代碼：

SeqList.h

#define _CRT_SECURE_NO_WARNINGS 1

#ifndef __SEQLIST_H__

#define __SEQLIST_H__

#include

#include

#include

#include

#define MAX 10

typedef int DataType;

typedef struct SeqList

{

DataType data[MAX];

int sz;

}SeqList,*pSeqList;

void InitSeqList(pSeqList ps);

void PushBack(pSeqList ps, DataType d);

void PopBack(pSeqList ps);

void PushFront(pSeqList ps, DataType d);

void PopFront(pSeqList ps);

void Display(const pSeqList ps);

int Find(pSeqList ps, DataType d);

void Insert(pSeqList ps, DataType d, int pos);

void Remove(pSeqList ps, DataType d);

void RemoveAll(pSeqList ps, DataType d);

void Reverse(pSeqList ps);

void Sort(pSeqList ps);

int BinarySearch(pSeqList ps, DataType d);

#endif//__SEQLIST_H__

SeqList.c

#define _CRT_SECURE_NO_WARNINGS 1

#include "SeqList.h"

void InitSeqList(pSeqList ps)

{

assert(ps);

ps->sz = 0;

memset(ps->data, 0, sizeof(DataType)*MAX);

}

void PushBack(pSeqList ps, DataType d)

{

assert(ps);

if (ps->sz == MAX)

{

return;

}

ps->data[ps->sz] = d;

ps->sz++;

}

void PopBack(pSeqList ps)

{

assert(ps);

if (ps->sz == 0)

{

return;

}

ps->sz--;

}

void PushFront(pSeqList ps, DataType d)

{

int i = 0;

assert(ps);

for (i = ps->sz; i >= 1; i--)

{

ps->data[i] = ps->data[i - 1];

}

ps->data[0] = d;

ps->sz++;

}

void PopFront(pSeqList ps)

{

int i = 0;

assert(ps);

for (i = 0; i < ps->sz; i++)

{

ps->data[i] = ps->data[i + 1];

}

ps->sz--;

}

void Display(const pSeqList ps)

{

int i = 0;

assert(ps);

for (i = 0; i < ps->sz; i++)

{

printf("%d ", ps->data[i]);

}

printf("\n");

}

int Find(pSeqList ps, DataType d)

{

int i = 0;

assert(ps);

for (i = 0; i < ps->sz; i++)

{

if (ps->data[i] == d)

{

return i;

}

}

return -1;

}

void Insert(pSeqList ps, DataType d, int pos)

{

int i = 0;

assert(ps);

if (ps->sz == MAX)

{

return;

}

//方式一

//for (i = ps->sz - 1; i >= pos; i--)

//{

// ps->data[i + 1] = ps->data[i];

//}

//方式二

memmove(ps->data + pos + 1, ps->data + pos, sizeof(DataType)*(ps->sz - pos));

ps->data[pos] = d;

ps->sz++;

}

void Remove(pSeqList ps, DataType d)

{

int i = 0;

int pos = 0;

assert(ps);

pos = Find(ps, d);

if (pos != -1)

{

for (i = pos; i < ps->sz; i++)

{

ps->data[i] = ps->data[i + 1];

}

ps->sz--;

}

}

void RemoveAll(pSeqList ps, DataType d)

{

int i = 0;

int pos = 0;

assert(ps);

pos = Find(ps, d);

while ((pos = Find(ps, d)) != -1)

{

for (i = pos; i < ps->sz; i++)

{

ps->data[i] = ps->data[i + 1];

}

ps->sz--;

}

}

void Reverse(pSeqList ps)

{

int left = 0;

int right = ps->sz - 1;

assert(ps);

while (left < right)

{

DataType tmp = ps->data[right];

ps->data[right] = ps->data[left];

ps->data[left] = tmp;

left++;

right--;

}

}

void Sort(pSeqList ps)

{

int i = 0;

int j = 0;

assert(ps);

for (i = 0; i < ps->sz; i++)

{

for (j = 0; j < ps->sz - i - 1; j++)

{

if (ps->data[j]>ps->data[j + 1])

{

DataType tmp = ps->data[j];

ps->data[j] = ps->data[j + 1];

ps->data[j + 1] = tmp;

}

}

}

}

int BinarySearch(pSeqList ps, DataType d)

{

int left = 0;

int right = ps->sz - 1;

while (left <= right)

{

int mid = left - ((left - right) >> 1);

if (d > ps->data[mid])

{

left = mid + 1;

}

else if (d < ps->data[mid])

{

right = mid - 1;

}

else

{

return mid;

}

}

return -1;

}

test.c

#define _CRT_SECURE_NO_WARNINGS 1

#include "SeqList.h"

void test1()

{

SeqList list;

InitSeqList(&list);

PushBack(&list, 1);

PushBack(&list, 2);

PushBack(&list, 3);

PushBack(&list, 4);

Display(&list);

PopBack(&list);

Display(&list);

PopBack(&list);

Display(&list);

PopBack(&list);

Display(&list);

PopBack(&list);

Display(&list);

}

void test2()

{

int pos = 0;

SeqList list;

InitSeqList(&list);

PushFront(&list, 1);

PushFront(&list, 2);

PushFront(&list, 3);

PushFront(&list, 2);

PushFront(&list, 4);

PushFront(&list, 2);

Display(&list);

pos = Find(&list, 3);

printf("%d\n", list.data[pos]);

PopFront(&list);

Display(&list);

PopFront(&list);

Display(&list);

PopFront(&list);

Display(&list);

PopFront(&list);

Display(&list);

}

void test3()

{

int pos = 0;

SeqList list;

InitSeqList(&list);

PushFront(&list, 1);

PushFront(&list, 2);

PushFront(&list, 3);

PushFront(&list, 2);

PushFront(&list, 4);

PushFront(&list, 2);

Display(&list);

Insert(&list, 6, 2);

Display(&list);

Remove(&list, 1);

Display(&list);

RemoveAll(&list, 2);

Display(&list);

}

void test4()

{

int pos = 0;

SeqList list;

InitSeqList(&list);

PushFront(&list, 1);

PushFront(&list, 2);

PushFront(&list, 3);

PushFront(&list, 2);

PushFront(&list, 4);

Display(&list);

Reverse(&list);

Display(&list);

Sort(&list);

Display(&list);

pos = BinarySearch(&list, 3);

printf("%d\n", list.data[pos]);

}

int main()

{

test4();

system("pause");

return 0;

}

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