forked from wangzheng0822/algo
-
Notifications
You must be signed in to change notification settings - Fork 0
Commit
This commit does not belong to any branch on this repository, and may belong to a fork outside of the repository.
合并原始代码主干
- Loading branch information
Showing
68 changed files
with
3,807 additions
and
51 deletions.
There are no files selected for viewing
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
Original file line number | Diff line number | Diff line change |
---|---|---|
|
@@ -24,3 +24,4 @@ hs_err_pid* | |
|
||
# editor files | ||
.vscode | ||
.*.swp |
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
Original file line number | Diff line number | Diff line change |
---|---|---|
@@ -1,2 +1,5 @@ | ||
# 数据结构和算法之美 | ||
# 请点击查看:[https://time.geekbang.org/column/intro/126](https://time.geekbang.org/column/intro/126) | ||
# [https://time.geekbang.org/column/intro/126](https://time.geekbang.org/column/intro/126) | ||
|
||
# Java rate limiting library/framework | ||
# https://github.com/wangzheng0822/ratelimiter4j |
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
Original file line number | Diff line number | Diff line change |
---|---|---|
@@ -0,0 +1,220 @@ | ||
/************************************************************************* | ||
> File Name: Dlist.c | ||
> Author: jinshaohui | ||
> Mail: [email protected] | ||
> Time: 18-10-07 | ||
> Desc: | ||
************************************************************************/ | ||
#include<stdio.h> | ||
#include <stdbool.h> | ||
#include "./Dlist.h" | ||
|
||
|
||
|
||
void dlist_init(stDlistHead *dlist) | ||
{ | ||
dlist->size = 0; | ||
dlist->head = NULL; | ||
dlist->tail = NULL; | ||
return; | ||
} | ||
|
||
void dlist_destory(stDlistHead *dlist) | ||
{ | ||
stDlistNode *pNode = NULL; | ||
|
||
while(dlist->size > 0) | ||
{ | ||
pNode = dlist->head; | ||
dlist->head = dlist->head->next; | ||
free(pNode); | ||
dlist->size--; | ||
} | ||
|
||
memset(dlist,0,sizeof(stDlistHead)); | ||
|
||
return; | ||
} | ||
|
||
int dlist_insert_head(stDlistHead *dlist,stDlistNode *pNode,int data) | ||
{ | ||
if(pNode == NULL) | ||
{ | ||
pNode = (stDlistNode *)malloc(sizeof(stDlistNode)); | ||
if (pNode == NULL) | ||
{ | ||
return -1; | ||
} | ||
} | ||
|
||
pNode->data = data; | ||
pNode->prev = NULL; | ||
pNode->next = NULL; | ||
|
||
if (dlist->size == 0) | ||
{ | ||
dlist->head = pNode; | ||
dlist->tail = pNode; | ||
} | ||
else | ||
{ | ||
pNode->next = dlist->head; | ||
dlist->head->prev = pNode; | ||
dlist->head = pNode; | ||
} | ||
|
||
dlist->size++; | ||
return 0; | ||
} | ||
|
||
stDlistNode * dlist_remove_tail(stDlistHead *dlist) | ||
{ | ||
stDlistNode *pNode = NULL; | ||
|
||
if(dlist->size == 0) | ||
{ | ||
return NULL; | ||
} | ||
|
||
pNode = dlist->tail; | ||
if(dlist->size > 1) | ||
{ | ||
dlist->tail = dlist->tail->prev; | ||
dlist->tail->next = NULL; | ||
} | ||
else | ||
{ | ||
dlist->head = NULL; | ||
dlist->tail = NULL; | ||
} | ||
dlist->size--; | ||
return pNode; | ||
} | ||
|
||
void dlist_remove_node(stDlistHead * dlist,stDlistNode *pNode) | ||
{ | ||
if ((dlist == NULL)||(pNode == NULL)) | ||
{ | ||
return; | ||
} | ||
|
||
if (dlist->head == pNode) | ||
{ | ||
dlist->head = dlist->head->next; | ||
} | ||
else if (dlist->tail == pNode) | ||
{ | ||
dlist->tail = pNode->prev; | ||
|
||
dlist->tail->next = NULL; | ||
} | ||
else | ||
{ | ||
pNode->prev->next = pNode->next; | ||
pNode->next->prev = pNode->prev; | ||
} | ||
dlist->size--; | ||
pNode->prev = NULL; | ||
pNode->next = NULL; | ||
|
||
if (dlist->size == 0) | ||
{ | ||
memset(dlist,0,sizeof(stDlistHead)); | ||
} | ||
|
||
return; | ||
} | ||
stDlistNode * dlist_search(stDlistHead * dlist,int data) | ||
{ | ||
stDlistNode *pNode = dlist->head; | ||
while(pNode != NULL) | ||
{ | ||
if (pNode->data == data) | ||
{ | ||
return pNode; | ||
} | ||
pNode = pNode->next; | ||
|
||
} | ||
return NULL; | ||
} | ||
|
||
void dlist_dump(stDlistHead *dlist) | ||
{ | ||
int no = 0; | ||
stDlistNode *pNode = dlist->head; | ||
while(pNode != NULL) | ||
{ | ||
printf("\r\n [%d] = %d",no++,pNode->data); | ||
pNode = pNode->next; | ||
} | ||
|
||
return; | ||
} | ||
|
||
|
||
void Lru_dlist(stDlistHead *dlist,int data) | ||
{ | ||
stDlistNode *pNode = NULL; | ||
|
||
pNode = dlist_search(dlist,data); | ||
if (pNode != NULL) | ||
{ | ||
dlist_remove_node(dlist,pNode); | ||
} | ||
else if(dlist->size >= 4) | ||
{ | ||
pNode = dlist_remove_tail(dlist); | ||
|
||
} | ||
|
||
dlist_insert_head(dlist ,pNode,data); | ||
|
||
return; | ||
} | ||
|
||
int main() | ||
{ | ||
stDlistHead dlist = {0}; | ||
stDlistNode * pNode = NULL; | ||
|
||
dlist_init(&dlist); | ||
|
||
printf("\r\n inset 1,2,3"); | ||
dlist_insert_head(&dlist,NULL,1); | ||
dlist_insert_head(&dlist,NULL,2); | ||
dlist_insert_head(&dlist,NULL,3); | ||
|
||
dlist_dump(&dlist); | ||
|
||
pNode = dlist_remove_tail(&dlist); | ||
if(pNode != NULL) | ||
{ | ||
printf("\r\n remove %d",pNode->data); | ||
} | ||
dlist_insert_head(&dlist,pNode,4); | ||
dlist_dump(&dlist); | ||
|
||
Lru_dlist(&dlist,5); | ||
dlist_dump(&dlist); | ||
Lru_dlist(&dlist,6); | ||
dlist_dump(&dlist); | ||
Lru_dlist(&dlist,7); | ||
dlist_dump(&dlist); | ||
Lru_dlist(&dlist,5); | ||
dlist_dump(&dlist); | ||
|
||
|
||
|
||
while(dlist.size > 0) | ||
{ | ||
pNode = dlist_remove_tail(&dlist); | ||
if(pNode != NULL) | ||
{ | ||
printf("\r\n remove %d",pNode->data); | ||
free (pNode); | ||
} | ||
} | ||
|
||
return 0; | ||
} |
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
Original file line number | Diff line number | Diff line change |
---|---|---|
@@ -0,0 +1,23 @@ | ||
/************************************************************************* | ||
> File Name: Dlist.c | ||
> Author: jinshaohui | ||
> Mail: [email protected] | ||
> Time: 18-10-07 | ||
> Desc: | ||
************************************************************************/ | ||
#include<stdio.h> | ||
|
||
typedef struct DlistNode | ||
{ | ||
struct DlistNode *prev; | ||
struct DlistNode *next; | ||
int data; | ||
}stDlistNode; | ||
|
||
typedef struct Dlisthead | ||
{ | ||
int size; | ||
stDlistNode *head; | ||
stDlistNode *tail; | ||
}stDlistHead; | ||
|
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
Original file line number | Diff line number | Diff line change |
---|---|---|
@@ -0,0 +1,122 @@ | ||
/** | ||
* 1)顺序栈的操作:入栈和出栈; | ||
* 2)采用模板的方法实现存储任意类型的数据 | ||
* 3)采用数组的栈,支持动态扩容,每次扩容1.5 倍,初始栈的大小是 10 。 | ||
* | ||
* Author:caozx | ||
* time ;2018年10月11日 | ||
*/ | ||
|
||
#include <iostream> | ||
#include "StackBasedOnArray.h" | ||
using namespace std; | ||
|
||
//构造函数,创建栈 | ||
//类模板成员函数的写法 template<class T> 返回值类型 类名<T>::成员函数名(参数列表){} | ||
template<class T> ArrayStack<T>::ArrayStack() | ||
{ | ||
this -> count = 10; | ||
this -> flag = 0; | ||
this -> array = new T[this -> count]; | ||
if (! this -> array){ | ||
cout << "array malloc memory failure" << endl; | ||
} | ||
} | ||
|
||
|
||
//有参构造函数,创建栈 | ||
template<class T> ArrayStack<T>::ArrayStack(int count) | ||
{ | ||
this -> count = count; | ||
this -> flag = 0; | ||
this -> array = new T[this -> count]; | ||
if (! this -> array){ | ||
cout << "array malloc memory failure" << endl; | ||
} | ||
} | ||
|
||
//析构函数,销毁栈 | ||
template <class T> ArrayStack<T>::~ArrayStack(){ | ||
this -> count = 0; | ||
this -> flag = 0; | ||
if(this -> array){ | ||
delete [] this -> array; | ||
this -> array = NULL; | ||
} | ||
|
||
} | ||
|
||
// 入栈 | ||
template<class T> void ArrayStack<T>::push(T data){ | ||
if(this -> flag == this -> count){ | ||
cout << "The stack is full , so need to enlarge 1.5x! "<< endl; | ||
this -> count = int (1.5 * this -> count); | ||
T * temp = new T [this -> count]; | ||
for(int i = 0; i < this -> flag ; i++){ | ||
temp[i] = this -> array[i]; | ||
//cout << temp[i] <<endl; | ||
} | ||
delete [] this -> array; //释放原来的空间 | ||
temp[this -> flag] = data; | ||
this -> flag ++; | ||
this -> array = temp; | ||
} | ||
else{ | ||
this -> array [this -> flag] = data; | ||
this -> flag ++ ; | ||
} | ||
} | ||
|
||
//出栈,并删除栈顶元素 | ||
template<class T> T ArrayStack<T>::pop(){ | ||
this -> flag --; | ||
T temp = this -> array[this -> flag]; | ||
return temp; | ||
} | ||
|
||
//出栈,不删除栈顶元素 | ||
template<class T> T ArrayStack<T>::peek(){ | ||
T temp = this -> array[this -> flag - 1]; | ||
return temp; | ||
} | ||
|
||
template<class T> int ArrayStack<T>::stackSize(){ | ||
return this -> flag; | ||
} | ||
|
||
template<class T> int ArrayStack<T>::stackMaxSize(){ | ||
return this -> count; | ||
} | ||
|
||
int main(int argc, char const *argv[]) | ||
{ | ||
cout << " === test begin ===" << endl; | ||
ArrayStack <int> arrstack(12); | ||
arrstack.push(10); | ||
arrstack.push(20); | ||
arrstack.push(30); | ||
arrstack.push(40); | ||
arrstack.push(50); | ||
arrstack.push(60); | ||
arrstack.push(70); | ||
arrstack.push(80); | ||
arrstack.push(90); | ||
arrstack.push(100); | ||
arrstack.push(110); | ||
arrstack.push(120); | ||
arrstack.push(130); | ||
arrstack.push(140); | ||
arrstack.push(150); | ||
|
||
cout << "peek , not delete " << arrstack.peek() << endl; | ||
cout << "pop , delete " << arrstack.pop()<<endl; | ||
|
||
arrstack.push(210); | ||
arrstack.push(220); | ||
|
||
cout << "peek , not delete " << arrstack.peek() << endl; | ||
cout << "pop , delete " << arrstack.pop()<<endl; | ||
|
||
system("pause"); | ||
return 0; | ||
} |
Oops, something went wrong.