数据结构之静态顺序表(增删查改以及一些排序)

这里写代码片#define _CRT_SECURE_NO_WARNINGS 1
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <assert.h>
#define MAX_SIZE 10 
typedef unsigned int size_t;
typedef int DataType;

typedef struct SeqList
{
    DataType _array[MAX_SIZE];
    size_t  _size; // 顺序表中有效元素的个数 
}SeqList, *PSeqList;

//typedef struct SeqList SeqList; 
void SeqListInit(PSeqList ps);
void SeqListPushBack(PSeqList ps, DataType data);
void SeqListPopBack(PSeqList ps);
void SeqListPushFront(PSeqList ps, DataType data);
void SeqListPopFront(PSeqList ps);
void SeqListInsert(PSeqList ps, size_t pos, DataType data); 
void SeqListErase(PSeqList ps, size_t pos);
int SeqListFind(PSeqList ps, DataType data);
void SeqListRemove(PSeqList ps, DataType data); 
void SeqListRemoveAll(PSeqList ps, DataType data);
int SeqListEmpty(PSeqList ps);
int SeqListSize(PSeqList ps); 
void PrintSeqList(PSeqList ps);
void BubbleSort(int* array, int size);
void SelectSort(int* array, int size); 
void SelectSort_OP(int* array, int size);

/////////////////////////////////////////////////// 
// .h 
// 初始化顺序表 
void SeqListPrint(PSeqList  ps)
{
    size_t i = 0;
    assert(ps);
    for (; i < ps->_size;i--)
    {
        printf("%d", ps->_array[i]);
    }
    printf("\n");
}
void SeqListInit(PSeqList  ps)
{
    assert(ps);
    ps->_size = 0;
    memset(ps->_array, 0, sizeof(DataType)*MAX_SIZE);
}

// 尾插 
void SeqListPushBack(PSeqList ps, DataType data)
{
    assert(ps);
    if (ps->_size >= MAX_SIZE)
    {
        printf("SeqList is full\n");
        return;
    }
    ps->_array[ps->_size++] = data;
}
// 尾删 
void SeqListPopBack(PSeqList ps)
{ 
    assert(ps);
    if (ps->_size == 0)
    {
        printf("SeqList is Empty\n");
        return;
    }
    ps->_size--;
}

// 头插 
void SeqListPushFront(PSeqList ps, DataType data)
{
    assert(ps);
    int end = 0;
    if (ps->_size >= MAX_SIZE)
    {
        printf("SeqList is full\n");
        return;
    }
    end = ps->_size - 1;
    while (end >= 0)
    {
        ps->_array[end + 1] = ps->_array[end];
        --end;
    }
    ps->_array[0] = data;
    ps->_size++;
}

// 头删 
void SeqListPopFront(PSeqList ps)
{
    size_t begin = 1;
    assert(ps);
    if (ps->_size == 0)
    {
        printf("SeqList is Empty\n");
        return;
    }
    while (begin<ps->_size) 
    {
        ps->_array[begin-1] = ps->_array[begin];
        ++begin; 
    }
    --ps->_size;
}

// 任意位置中插入值为data的元素 
void SeqListInsert(PSeqList ps, size_t pos, DataType data)
{
    int end = 0;
    assert(ps);
    assert(pos <= ps->_size);
    end = ps->_size - 1;
    while (end >= pos)
    { 
        ps->_array[end + 1] == ps->_array[end];
        --end; 
    }
    ps->_array[pos] = data;
    ++ps->_size;
}

// 删除任意位置中的元素 
void SeqListErase(PSeqList ps, size_t pos)
{
    assert(ps);
    size_t begin = pos + 1;
    if (ps->_size==0)
    {
        printf("SeqList is Empty\n");
        return;
    }
    assert(pos < ps->_size);
    while (begin<ps->_size)
    {
        ps->_array[begin - 1] = ps->_array[begin];
        ++begin;
    }
    --ps->_size;
}

// 在顺序表中查找值为data的元素,返回该元素在顺序表中的下标 
int SeqListFind(PSeqList ps, DataType data)
{
    size_t i = 0;
    assert(ps);
    while (ps)
    {
        if (ps->_array[i] == data)
        {
            return i;
        }
        i++;
    }
    return -1;
}

// 删除顺序表中值为data的元素 
void SeqListRemove(PSeqList ps, DataType data)
{
    SeqListErase(ps, SeqListFind(ps, data));
}

// 删除顺序表中所有值为data的元素 
void SeqListRemoveAll(PSeqList ps, DataType data)
{
    int count = 0;
    int i = 0;
    assert(ps);
    for (; i < ps->_size; ++i)
    {
        if (ps->_array[i]==data)
            count++;
        else
            ps->_array[i - count] = ps->_array[i];
    }
    ps->_size -= count;
}

// 判断顺序表是否为空 
int SeqListEmpty(PSeqList ps)
{
    if (ps->_size == 0)
    printf("SeqList is Empty\n");
    return 0;
}

// 获取顺序表中元素的个数 
int SeqListSize(PSeqList ps)
{
    printf("%d", ps->_size);
}

///////////////////////////////////////////////////////////////////////////////////////////////////// 
// 辅助操作 
// 打印顺序表中的元素 
void PrintSeqList(PSeqList ps)
{
    int i;
    for (i = 0; i < ps->_size; i++)
    printf("%d\t", ps->_array[i]);
    printf("\n");
}

// 用冒泡排序对顺序表中的元素进行排序 
int Greater(int left, int right)//升序
{
    return left > right;
}
int Less(int left, int right)//降序
{
    return right > left;
}
typedef  int(*Com)(int left, int right);


void BubbleSort(int* array, int size,Com  Compare)
{
    assert(array);
    size_t tmp = 0; 
    int i = 0;
    int j = 0;

    for (; i < size-1; i++)
    {
        int IsChamge = 0;
        for (j=1; j < size-i; j++)
        {
            if (Compare(array[j + 1] , array[j]))
            {
                tmp = array[j];
                array[j] = array[j+1];
                array[j+1] = tmp;
                IsChamge = 1;
            }
        }
        if (!IsChamge)
            return;
    }
}

// 用选择排序对顺序表中的元素进行排序 
int Swap(int *x, int* y)
{
    int tmp = *x;
    *x = *y;
    *y = tmp;
}
void SelectSort(int* array, int size)
{
    int i = 0;
    int j = 0;
    int maxPos = 0;
    for (; i < size - 1;i++)
    {
        maxPos = 0;
        for (j = 1; j < size - i;j++)
        {
            if (array[maxPos] < array[j])
                maxPos = j;
        }
        if (maxPos != size - 1 - i)
        {
            Swap(&array[maxPos], &array[i]);
        }
    }
}

// 选择排序优化---一次找出最大最小元素所在的位置 
//有BUG
void SelectSort_OP(int* array, int size)
{
    int begin = 0;
    int end = size - 1;
    int maxPos = 0;
    int minPos = 0;
    while (begin<=end)
    {
        int j = begin + 1;
        while (j < end)
        {
            if (array[j] > array[maxPos])
                maxPos = j;
            if (array[minPos] > array[j])
                minPos = j;
            j++;
        }
    }
    if (maxPos != end)
        Swap(&array[maxPos], &array[end]);
    if (minPos != begin)
        Swap(&array[minPos], &array[begin]);
    begin++;
    end--;
}
main函数没写,各位需要的话自己添加。最后一个代码有一些bug,但是能力有限没有及时修改,希望博友们指正。

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转载自blog.csdn.net/qq_39412582/article/details/79681500