C語言實現(xiàn)動態(tài)順序表的實現(xiàn)代碼
C語言實現(xiàn)動態(tài)順序表的實現(xiàn)代碼
順序表是在計算機(jī)內(nèi)存中以數(shù)組的形式保存的線性表,是指用一組地址連續(xù)的存儲單元依次存儲數(shù)據(jù)元素的線性結(jié)構(gòu)。線性表采用順序存儲的方式存儲就稱之為順序表。順序表是將表中的結(jié)點依次存放在計算機(jī)內(nèi)存中一組地址連續(xù)的存儲單元中。
靜態(tài)實現(xiàn):結(jié)構(gòu)體內(nèi)部只需兩個成員,其中一個為固定大小(MAX)的數(shù)組,用來存放我們的數(shù)據(jù)。數(shù)組大小我們可以通過在頭文件中改變MAX的值來改變。
動態(tài)實現(xiàn):在內(nèi)存中開辟一塊空間,可以隨我們數(shù)據(jù)數(shù)量的增多來擴(kuò)容。
來看看動態(tài)的順序表實現(xiàn):
1.seqlist.h
#define _CRT_SECURE_NO_WARNINGS 1 #ifndef __SEQLIST_H__ #define __SEQLIST_H__ #include <stdio.h> #include <stdlib.h> #include <string.h> #include <assert.h> typedef int DataType; #define DEFAULT_SZ 3 #define INC_SZ 2 typedef struct SeqList { DataType *data; int sz; int capacity; }SeqList,*pSeqList; void InitSeqList(pSeqList pList); void PushBack(pSeqList pList,DataType d); void PopBack(pSeqList pList); void PushFront(pSeqList pList, DataType d); void PopFront(pSeqList pList); int Find(pSeqList pList, DataType d); void Remove(pSeqList pList, DataType d); void RemoveAll(pSeqList pList, DataType d); void BubbleSort(pSeqList pList); int BinarySearch(pSeqList pList, DataType d); void PrintfSeqList(pSeqList pList); void Insert(pSeqList pList, int pos, DataType d); void ReverseList(pSeqList pList); void DestroySeqList(pSeqList pList); #endif//__SEQLIST_H__
2.seqlist.c
#define _CRT_SECURE_NO_WARNINGS 1 #include "seqlist.h" void InitSeqList(pSeqList pList) { pList->sz = 0; pList->data = (DataType*)malloc(sizeof(DataType)*DEFAULT_SZ); if (pList->data == NULL) { perror("malloc"); return; } memset(pList->data, 0, sizeof(DataType)*DEFAULT_SZ); } void CheckCapacity(pSeqList pList) { assert(pList); if (pList->sz == pList->capacity) { DataType*ret = (DataType*)realloc(pList->data, sizeof(DataType)*(pList->capacity + INC_SZ)); if (ret == NULL) { perror("realloc"); } pList->data = ret; pList->capacity += INC_SZ; } } void PushBack(pSeqList pList, DataType d) { assert(pList); if (pList->sz == pList->capacity) { CheckCapacity(pList); } pList->data[pList->sz] = d; pList->sz++; } void PopBack(pSeqList pList) { int i = 0; assert(pList); if (pList->sz == 0) { printf("順序表為空:<"); return; } pList->sz--; } void PushFront(pSeqList pList, DataType d) { int i = 0; assert(pList); if (pList->sz == pList->capacity) { CheckCapacity(pList); } for (i = pList->sz; i >= 1; i--) { pList->data[i] = pList->data[i - 1]; } pList->data[0] = d; pList->sz++; } void PopFront(pSeqList pList) { int i = 0; assert(pList); for (i = 0; i < pList->sz; i++) { pList->data[i] = pList->data[i + 1]; } pList->sz--; } int Find(pSeqList pList, DataType d) { int i = 0; assert(pList); while (i < pList->sz) { if (pList->data[i] == d) { return i; } else { i++; } } return -1; } void Remove(pSeqList pList, DataType d) { int i = 0; int pos = 0; assert(pList); while (pList->data[pos=Find(pList,d)]==d) { for (i = pos; i < pList->sz-1; i++) { pList->data[i] = pList->data[i + 1]; } pList->sz--; } } void RemoveAll(pSeqList pList, DataType d) { int i = 0; int pos = 0; assert(pList); while ((pos = Find(pList, d)) != -1) { for (i = pos; i < pList->sz - 1; i++) { pList->data[i] = pList->data[i + 1]; } pList->sz--; } } void BubbleSort(pSeqList pList) { int i = 0; assert(pList); for (i = 0; i < pList->sz - 1; i++) { int j = 0; for (j = 0; j < pList->sz - i - 1; j++) { if (pList->data[j]>pList->data[j + 1]) { DataType tmp = pList->data[j]; pList->data[j] = pList->data[j + 1]; pList->data[j + 1] = tmp; } } } } int BinarySearch(pSeqList pList, DataType d) { int left = 0; int right = pList->sz - 1; assert(pList); while (left <= right) { int mid = left - ((left - right) >> 1); if (d > pList->data[mid]) { left = mid + 1; } else if (d < pList->data[mid]) { right = mid - 1; } else return mid; } return -1; } void PrintfSeqList(pSeqList pList) { int i = 0; for (i = 0; i < pList->sz; i++) { printf("%d ", pList->data[i]); } } void Insert(pSeqList pList, int pos, DataType d) { int i = 0; if (pList->sz == pList->capacity) { CheckCapacity(pList); } for (i = pList->sz - 1; i >= pos; i--) { pList->data[i + 1] = pList->data[i]; } pList->data[pos] = d; pList->sz++; } void ReverseList(pSeqList pList) { int left = 0; int right = pList->sz - 1; assert(pList); while (left < right) { DataType tmp = pList->data[left]; pList->data[left] = pList->data[right]; pList->data[right] = tmp; left++; right--; } } void DestroySeqList(pSeqList pList) { free(pList->data); pList->data = NULL; }
3.test.c
#define _CRT_SECURE_NO_WARNINGS 1 #include "seqlist.h" //void Test() //{ // SeqList *List; // InitSeqList(&List); // PushBack(&List, 1); // PushBack(&List, 2); // PushBack(&List, 3); // PushBack(&List, 4); // PushBack(&List, 5); // PopBack(&List); // printf("%d ", Find(&List, 2)); // PrintfSeqList(&List); //} void Test2() { SeqList List; InitSeqList(&List); PushBack(&List, 1); PushBack(&List, 2); PushBack(&List, 3); PushBack(&List, 4); PushBack(&List, 5); PushFront(&List, 5); PushFront(&List, 2); PushFront(&List, 3); //PopFront(&List); RemoveAll(&List, 5); //BubbleSort(&List); //BinarySearch(&List, 3); PrintfSeqList(&List); } int main() { Test2(); system("pause\n"); return 0; }
靜態(tài)順序表的實現(xiàn):http://chabaoo.cn/article/120875.htm
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