青青草原综合久久大伊人导航_色综合久久天天综合_日日噜噜夜夜狠狠久久丁香五月_热久久这里只有精品

The Fourth Dimension Space

枯葉北風(fēng)寒,忽然年以殘,念往昔,語(yǔ)默心酸。二十光陰無(wú)一物,韶光賤,寐難安; 不畏形影單,道途阻且慢,哪曲折,如渡飛湍。斬浪劈波酬壯志,同把酒,共言歡! -如夢(mèng)令

數(shù)學(xué)建模之——商人過(guò)河問(wèn)題 算法核心:搜索法

問(wèn)題描述: 三個(gè)商人各帶一個(gè)隨從乘船過(guò)河,一只小船只能容納2人,由他們自己劃船。三個(gè)商人竊聽(tīng)到隨從們密謀,在河的任意一岸上,只要隨從的人數(shù)比商人多,就殺掉商人。但是如何乘船渡河的決策權(quán)在商人手中,商人們?nèi)绾伟才哦珊佑?jì)劃確保自身安全?

數(shù)學(xué)建模課上,老師給我們出了這樣一個(gè)問(wèn)題,要我們編程解決,呵呵,于是,就寫(xiě)了下面這個(gè)程序,這個(gè)程序適用于商人數(shù)和隨從數(shù)都《=1000的情況,并且約定小船的容量為2,此程序可以輸出每一步的決策過(guò)程,還外包了界面以滿足上課演示的需要;不過(guò)限于老師的要求,就沒(méi)有寫(xiě)成小船容量為任意值的情況,如果有時(shí)間的話我會(huì)繼續(xù)往下寫(xiě)的(貌似也比較容易的樣子)~
如果程序中有BUG,歡迎反饋給我,QQ:64076241.

//本程序在商人數(shù)<=1000,隨從數(shù)<=1000時(shí)測(cè)試通過(guò),其余數(shù)據(jù)不能保證其正確性.
#include<iostream>
#include 
<windows.h>
#include 
<math.h>
#include 
<stdio.h>
#include 
<algorithm>
#include
<time.h>
#include
<conio.h>
using namespace std;



#define NMAX 1001


struct node
{

    
int x;
    
int y;
}
line[10000001];

struct node2
{
    
int data1;
    
int data2;
    
int prex1;
    
int prey1;
    
int prex2;
    
int prey2;
}
;

node2 a[NMAX][NMAX];

int main ()
{

    
        
int N=15;
        
while(N--)
        
{
            system(
"cls");
            cout
<<endl<<endl<<endl<<endl<<endl<<endl;
            cout
<<"     ☆★☆★☆★☆★☆★☆★☆★☆★☆★☆★☆★☆★☆★☆★☆★☆★☆★☆"<<endl;
            cout
<<"     ★                                                                  ★"<<endl;
            cout
<<"     ☆                                                                  ☆"<<endl;
            cout
<<"     ★                   歡迎來(lái)到商人過(guò)河模型演示程序                   ★"<<endl;
            cout
<<"     ☆                                                                  ☆"<<endl;    
            cout
<<"     ★                       制    作:羅偉濤(abilitytao)             ★"<<endl;
            cout
<<"     ☆                       指導(dǎo)老師:許春根(南京理工大學(xué)應(yīng)用數(shù)學(xué)系) ☆"<<endl;
            cout
<<"     ★                                                                  ★"<<endl;
            cout
<<"     ☆★☆★☆★☆★☆★☆★☆★☆★☆★☆★☆★☆★☆★☆★☆★☆★☆★☆"<<endl;
            Sleep(
100);
            system(
"cls");
            cout
<<endl<<endl<<endl<<endl<<endl<<endl;
            cout
<<"     ★☆★☆★☆★☆★☆★☆★☆★☆★☆★☆★☆★☆★☆★☆★☆★☆★☆★"<<endl;
            cout
<<"     ☆                                                                  ☆"<<endl;
            cout
<<"     ★                                                                  ★"<<endl;
            cout
<<"     ☆                   歡迎來(lái)到商人過(guò)河模型演示程序                   ☆"<<endl;
            cout
<<"     ★                                                                  ★"<<endl;
            cout
<<"     ☆                       制    作:羅偉濤(abilitytao)             ☆"<<endl;
            cout
<<"     ★                       指導(dǎo)老師:許春根(南京理工大學(xué)應(yīng)用數(shù)學(xué)系) ★"<<endl;
            cout
<<"     ☆                                                                  ☆"<<endl;
            cout
<<"     ★☆★☆★☆★☆★☆★☆★☆★☆★☆★☆★☆★☆★☆★☆★☆★☆★☆★"<<endl;
            Sleep(
100);
        }

        cout
<<"\n\n\n\n                                                   請(qǐng)按任意鍵進(jìn)入演示程序"<<endl;
        
char any;
        getch();

    
///////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
    int n;
    
int m;
    
int i,j;
    
int flagnum1;
    
int flagnum2;
    
while(1)
    
{    
        printf(
"請(qǐng)輸入商人數(shù):");
        scanf(
"%d",&n);
        printf(
"請(qǐng)輸入隨從數(shù):");
        scanf(
"%d",&m);


        
if(n>1000)
        
{
            printf(
"本程序僅在1000以?xún)?nèi)保證其正確性,請(qǐng)重新輸入\n");
            
continue;
        }



    


        
for(i=0;i<=n;i++)
        
{

            
for(j=0;j<=m;j++)
            
{
                
if(i==0||i==n)
                
{
                    a[i][j].data1
=1;
                    a[i][j].data2
=1;
                    
continue;
                }

                
if(i>=j&&n-i>=m-j)
                
{
                    a[i][j].data1
=1;
                    a[i][j].data2
=1;
                }

                    
            }

        }

        
////////////////////////////////////////////////////////////////////以上為初始化////////////////////////////////////////////////////////////////////////////////
        int flag;
        
int front=1;
        
int rear=1;
        line[rear].x
=n;
        line[rear].y
=m;
        flag
=1;
        flagnum1
=1;
        flagnum2
=0;
        
while(front<=rear)
        
{
            
if(line[front].x==0&&line[front].y==0)
                
break;
            
if(flag==1)
            
{
                
if(a[line[front].x][line[front].y].data1!=1)
                
{
                    flagnum1
--;
                    
if(flagnum1==0)
                        flag
=2;
                    front
++;
                    
continue;
                }

                
                a[line[front].x][line[front].y].data1
=0;
                flagnum1
--;
                
if(flagnum1==0)
                    flag
=2;
                
if(line[front].x-1>=0&&a[line[front].x-1][line[front].y].data2==1)
                
{
                    rear
++;
                    line[rear].x
=line[front].x-1;
                    line[rear].y
=line[front].y;
                    a[line[rear].x][line[rear].y].prex2
=line[front].x;
                    a[line[rear].x][line[rear].y].prey2
=line[front].y;
                    flagnum2
++;
                }

                
if(line[front].y-1>=0&&a[line[front].x][line[front].y-1].data2==1)
                
{
                    rear
++;
                    line[rear].x
=line[front].x;
                    line[rear].y
=line[front].y-1;
                    a[line[rear].x][line[rear].y].prex2
=line[front].x;
                    a[line[rear].x][line[rear].y].prey2
=line[front].y;
                    flagnum2
++;
                }

                
if(line[front].x-1>=0&&line[front].y-1>=0&&a[line[front].x-1][line[front].y-1].data2==1)
                
{
                    rear
++;
                    line[rear].x
=line[front].x-1;
                    line[rear].y
=line[front].y-1;
                    a[line[rear].x][line[rear].y].prex2
=line[front].x;
                    a[line[rear].x][line[rear].y].prey2
=line[front].y;
                    flagnum2
++;
                }

                
if(line[front].x-2>=0&&a[line[front].x-2][line[front].y].data2==1)
                
{
                    rear
++;
                    line[rear].x
=line[front].x-2;
                    line[rear].y
=line[front].y;
                    a[line[rear].x][line[rear].y].prex2
=line[front].x;
                    a[line[rear].x][line[rear].y].prey2
=line[front].y;
                    flagnum2
++;

                }

                
if(line[front].y-2>=0&&a[line[front].x][line[front].y-2].data2==1)
                
{
                    rear
++;
                    line[rear].x
=line[front].x;
                    line[rear].y
=line[front].y-2;
                    a[line[rear].x][line[rear].y].prex2
=line[front].x;
                    a[line[rear].x][line[rear].y].prey2
=line[front].y;
                    flagnum2
++;
                }

                front
++;
                
continue;
            }

            
else if(flag==2)
            
{
                
if(a[line[front].x][line[front].y].data2!=1)
                
{
                    flagnum2
--;
                    
if(flagnum2==0)
                        flag
=1;
                    front
++;
                    
continue;
                    
                }

                
if(line[front].x==0&&line[front].y==0)
                    
break;
                a[line[front].x][line[front].y].data2
=0;
                flagnum2
--;
                
if(flagnum2==0)
                    flag
=1;
                
if(line[front].x+1<=n&&a[line[front].x+1][line[front].y].data1==1)
                
{

                
                rear
++;
                line[rear].x
=line[front].x+1;
                line[rear].y
=line[front].y;
                a[line[rear].x][line[rear].y].prex1
=line[front].x;
                a[line[rear].x][line[rear].y].prey1
=line[front].y;
                flagnum1
++;
                }

                
if (line[front].y+1<=m&&a[line[front].x][line[front].y+1].data1==1)
                
{
                
                    rear
++;
                    line[rear].x
=line[front].x;
                    line[rear].y
=line[front].y+1;
                    a[line[rear].x][line[rear].y].prex1
=line[front].x;
                    a[line[rear].x][line[rear].y].prey1
=line[front].y;
                    flagnum1
++;
                }

                
if(line[front].x+1<=n&&line[front].y+1<=m&&a[line[front].x+1][line[front].y+1].data1==1)
                
{
                    rear
++;
                    line[rear].x
=line[front].x+1;
                    line[rear].y
=line[front].y+1;
                    a[line[rear].x][line[rear].y].prex1
=line[front].x;
                    a[line[rear].x][line[rear].y].prey1
=line[front].y;
                    flagnum1
++;
                }

                
if(line[front].x+2<=n&&a[line[front].x+2][line[front].y].data1==1)
                
{
                    rear
++;
                    line[rear].x
=line[front].x+2;
                    line[rear].y
=line[front].y;
                    a[line[rear].x][line[rear].y].prex1
=line[front].x;
                    a[line[rear].x][line[rear].y].prey1
=line[front].y;
                    flagnum1
++;
                }

                
if(line[front].y+2<=m&&a[line[front].x][line[front].y+2].data1==1)
                
{

                
                rear
++;
                line[rear].x
=line[front].x;
                line[rear].y
=line[front].y+2;
                a[line[rear].x][line[rear].y].prex1
=line[front].x;
                a[line[rear].x][line[rear].y].prey1
=line[front].y;
                flagnum1
++;
                
                }

                front
++;
                
continue;
            }

            front
++;
        }

        
if(front>rear)
        
{
            cout
<<"沒(méi)有可行的方案"<<endl;
            
int choice;
            printf(
"如果您要繼續(xù)測(cè)試,請(qǐng)輸入1,退出請(qǐng)輸入2:");
            scanf(
"%d",&choice);
            
if(choice==1)
                
continue;
            
else
                
break;
        }

        
int tempx=0;
        
int tempy=0;
        
int markx=0;
        
int marky=0;
        printf(
"初始狀態(tài)下,河南岸有%d個(gè)商人,%d個(gè)隨從\n",n,m);
        
//Sleep(5000);

        
int flagforreturn=1;
        
int step=1;

        
while(1)
        
{
            
            
if (flagforreturn==1)
            
{
                
if(markx==n&&marky==m)
                    
break;
                flagforreturn
=2;
                tempx
=a[markx][marky].prex2;
                tempy
=a[markx][marky].prey2;
                printf(
"第%d步:河南岸有%d個(gè)商人,%d個(gè)隨從,此時(shí),對(duì)岸有%d個(gè)商人,%d個(gè)隨從(此時(shí)船在北岸)\n\n",step,n-tempx,m-tempy,tempx,tempy);
                
///////////////////////////////////////////////////////////////////////////////////正確性檢測(cè)/////////////////////////////////////////////////////////////////////////////////////
            /*    if(tempx==0||tempx==n||(tempx>=tempy&&n-tempx>=m-tempy)&&(n-markx+m-marky>n-tempx+m-tempy))
                    cout<<"此步正確"<<endl;
                else
                    cout<<"此步錯(cuò)誤"<<endl;
*/
//
                ////////////////////////////////////////////////////////////////////////////////////////正確性檢測(cè)/////////////////////////////////////////////////////////////////////////////////////
                markx=tempx;
                marky
=tempy;
                step
++;
                
//Sleep(5000);
            }

            
else if(flagforreturn==2)
            
{
                
if(markx==n&&marky==m)
                    
break;
                flagforreturn
=1;
                tempx
=a[markx][marky].prex1;
                tempy
=a[markx][marky].prey1;

                printf(
"第%d步:河南岸有%d個(gè)商人,%d個(gè)隨從,此時(shí),對(duì)岸有%d個(gè)商人,%d個(gè)隨從(此時(shí)船在南岸)\n\n",step,n-tempx,m-tempy,tempx,tempy);

                
////////////////////////////////////////////////////////////////////////////////////////正確性檢測(cè)/////////////////////////////////////////////////////////////////////////////////////
                /*    if(tempx==0||tempx==n||(tempx>=tempy&&n-tempx>=m-tempy)&&(n-markx+m-marky<n-tempx+m-tempy))
                    cout<<"此步正確"<<endl;
                else
                    cout<<"此步錯(cuò)誤"<<endl;
*/

                
////////////////////////////////////////////////////////////////////////////////////////正確性檢測(cè)/////////////////////////////////////////////////////////////////////////////////////
                markx=tempx;
                marky
=tempy;
                step
++;
                
//Sleep(5000);
            }

        }

        
int choice;
        printf(
"如果您要繼續(xù)測(cè)試,請(qǐng)輸入1,退出請(qǐng)輸入2:");
        scanf(
"%d",&choice);
        
if(choice==1)
            
continue;
        
else
            
break;


    }

     N
=20;
    
while(N--)
    
{
        system(
"cls");
        cout
<<"                                                                               "<<endl;
        cout
<<"                                                                               "<<endl;
        cout
<<"                                                                               "<<endl;
        cout
<<"                                                                               "<<endl;
        cout
<<"                              謝謝您的使用!再見(jiàn)!                             "<<endl;
        cout
<<"                                                                               "<<endl;
        cout
<<"                                                                               "<<endl;
        cout
<<"                                                                               "<<endl;
        cout
<<"                                                                               "<<endl;
        cout
<<"                                                                               "<<endl;
        cout
<<"                            ·                                                 "<<endl;
        cout
<<"                                                                               "<<endl;
        cout
<<"                                                      ·                       "<<endl;
        cout
<<"                                                                               "<<endl;
        cout
<<"                                                                               "<<endl;
        cout
<<"                                                                               "<<endl;
        cout
<<"                                                                               "<<endl;
        cout
<<"                                                                               "<<endl;
        Sleep(
10);
        system(
"cls");
        cout
<<"                                                                               "<<endl;
        cout
<<"                                                                               "<<endl;
        cout
<<"                                                                               "<<endl;
        cout
<<"                                                                               "<<endl;
        cout
<<"                              謝謝您的使用!再見(jiàn)!                             "<<endl;
        cout
<<"                                                                               "<<endl;
        cout
<<"                                                                               "<<endl;
        cout
<<"                                                                               "<<endl;
        cout
<<"                            │                                                 "<<endl;
        cout
<<"                         \    /                                              "<<endl;
        cout
<<"                       ─        ─                   │                       "<<endl;
        cout
<<"                         /    \                  \    /                    "<<endl;
        cout
<<"                            │                   ─        ─                  "<<endl;
        cout
<<"                                                   /    \                    "<<endl;
        cout
<<"                                                      │                       "<<endl;
        cout
<<"                                                                               "<<endl;
        cout
<<"                                                                               "<<endl;
        cout
<<"                                                                               "<<endl;
        Sleep(
10);
        system(
"cls");
        cout
<<"                                                                               "<<endl;
        cout
<<"                                                                               "<<endl;
        cout
<<"                                                                               "<<endl;
        cout
<<"                                                                               "<<endl;
        cout
<<"                              謝謝您的使用!再見(jiàn)!                             "<<endl;         
        cout
<<"                                                                               "<<endl;
        cout
<<"                                                                               "<<endl;
        cout
<<"                            │                                                 "<<endl;
        cout
<<"                       \        /                                            "<<endl;
        cout
<<"                                                      │                       "<<endl;
        cout
<<"                     ─            ─            \        /                  "<<endl;
        cout
<<"                                                                               "<<endl;
        cout
<<"                       /        \            ─            ─                "<<endl;
        cout
<<"                            │                                                 "<<endl;
        cout
<<"                                                 /        \                  "<<endl;
        cout
<<"                                                      │                       "<<endl;
        cout
<<"                                                                               "<<endl;
        cout
<<"                                                                               "<<endl;
        Sleep(
10);
        system(
"cls");
        cout
<<"                                                                               "<<endl;
        cout
<<"                                                                               "<<endl;
        cout
<<"                                                                               "<<endl;
        cout
<<"                                                                               "<<endl;
        cout
<<"                              謝謝您的使用!再見(jiàn)!                             "<<endl;
        cout
<<"                                                                               "<<endl;
        cout
<<"                                                                               "<<endl;
        cout
<<"                                                                               "<<endl;
        cout
<<"                                                                               "<<endl;
        cout
<<"                                                                               "<<endl;
        cout
<<"                                                                               "<<endl;
        cout
<<"                                                                               "<<endl;
        cout
<<"                                                                               "<<endl;
        cout
<<"                                                                               "<<endl;
        cout
<<"                                                                               "<<endl;
        cout
<<"                                                                               "<<endl;
        cout
<<"                                                                               "<<endl;
        cout
<<"                                                                               "<<endl;
        Sleep(
10);
    }


system(
"pause");
    
return 0;
}



posted on 2009-02-26 11:07 abilitytao 閱讀(9268) 評(píng)論(15)  編輯 收藏 引用

評(píng)論

# re: 數(shù)學(xué)建模之——商人過(guò)河問(wèn)題 算法核心:搜索法 2009-02-26 11:59 陳梓瀚(vczh)

這里可以用最短路經(jīng)法。  回復(fù)  更多評(píng)論   

# re: 數(shù)學(xué)建模之——商人過(guò)河問(wèn)題 算法核心:搜索法 2009-02-26 12:21 abilitytao

@陳梓瀚(vczh)
恩 開(kāi)始我也想過(guò)的 可是貌似有兩種狀態(tài)吧
一種是船在南岸,一種是船在北岸,如果用dij,貌似在這里就卡住了
不知道要怎么改進(jìn)才能識(shí)別這兩種狀態(tài)呢?

  回復(fù)  更多評(píng)論   

# re: 數(shù)學(xué)建模之——商人過(guò)河問(wèn)題 算法核心:搜索法 2009-02-26 15:32 winsty

邊權(quán)相等的最短路啊
BFS就可以了  回復(fù)  更多評(píng)論   

# re: 數(shù)學(xué)建模之——商人過(guò)河問(wèn)題 算法核心:搜索法[未登錄](méi) 2009-02-26 17:10 abilitytao

@winsty
難道我用的不是BFS?

  回復(fù)  更多評(píng)論   

# re: 數(shù)學(xué)建模之——商人過(guò)河問(wèn)題 算法核心:搜索法 2009-02-27 13:41 yindf

片尾很帥!  回復(fù)  更多評(píng)論   

# re: 數(shù)學(xué)建模之——商人過(guò)河問(wèn)題 算法核心:搜索法 2009-05-04 13:06 馬文旭

有沒(méi)有C版的呢?
我怎么運(yùn)行不了呢?  回復(fù)  更多評(píng)論   

# re: 數(shù)學(xué)建模之——商人過(guò)河問(wèn)題 算法核心:搜索法 2009-05-04 22:25 abilitytao

@馬文旭
VC6.0肯定能運(yùn)行的  回復(fù)  更多評(píng)論   

# re: 數(shù)學(xué)建模之——商人過(guò)河問(wèn)題 算法核心:搜索法 2009-05-07 20:58 愛(ài)你

四個(gè)人的是不是可定能過(guò)去啊 ?  回復(fù)  更多評(píng)論   

# re: 數(shù)學(xué)建模之——商人過(guò)河問(wèn)題 算法核心:搜索法 2009-05-08 01:31 abilitytao

@愛(ài)你
如果船的容量是2人的話 無(wú)解 ,3個(gè)人以上應(yīng)該是可以的:-)  回復(fù)  更多評(píng)論   

# re: 數(shù)學(xué)建模之——商人過(guò)河問(wèn)題 算法核心:搜索法 2009-05-22 16:41 shizhanwei

3以上怎么不行?  回復(fù)  更多評(píng)論   

# re: 數(shù)學(xué)建模之——商人過(guò)河問(wèn)題 算法核心:搜索法[未登錄](méi) 2009-05-22 17:25 abilitytao

@shizhanwei
因?yàn)闊o(wú)解  回復(fù)  更多評(píng)論   

# re: 數(shù)學(xué)建模之——商人過(guò)河問(wèn)題 算法核心:搜索法 2009-10-28 20:06 俠客西風(fēng)

這個(gè)貌似和傳教士過(guò)河一樣,我學(xué)人工智能的時(shí)候,也做過(guò)這個(gè)搜索算法...  回復(fù)  更多評(píng)論   

# re: 數(shù)學(xué)建模之——商人過(guò)河問(wèn)題 算法核心:搜索法[未登錄](méi) 2010-02-09 14:02 abilitytao

現(xiàn)在在一看這個(gè)搜索代碼 寫(xiě)得真是差勁。。。。  回復(fù)  更多評(píng)論   

# re: 數(shù)學(xué)建模之——商人過(guò)河問(wèn)題 算法核心:搜索法 2011-06-10 10:33 hyzdou

什么是搜索發(fā),求指教。  回復(fù)  更多評(píng)論   

# re: 數(shù)學(xué)建模之——商人過(guò)河問(wèn)題 算法核心:搜索法 2012-10-07 20:12 abilitytao

@hyzdou
這個(gè)代碼寫(xiě)的很差 請(qǐng)無(wú)視吧。。  回復(fù)  更多評(píng)論   


只有注冊(cè)用戶登錄后才能發(fā)表評(píng)論。
網(wǎng)站導(dǎo)航: 博客園   IT新聞   BlogJava   博問(wèn)   Chat2DB   管理


青青草原综合久久大伊人导航_色综合久久天天综合_日日噜噜夜夜狠狠久久丁香五月_热久久这里只有精品
  • <ins id="pjuwb"></ins>
    <blockquote id="pjuwb"><pre id="pjuwb"></pre></blockquote>
    <noscript id="pjuwb"></noscript>
          <sup id="pjuwb"><pre id="pjuwb"></pre></sup>
            <dd id="pjuwb"></dd>
            <abbr id="pjuwb"></abbr>
            在线视频一区二区| 国产精品自拍一区| 亚洲国产高清在线观看视频| 亚洲精品国产拍免费91在线| 国产一二精品视频| 国产精品久久久久久久浪潮网站 | 亚洲激情电影在线| 免费亚洲电影在线| 亚洲第一色在线| 亚洲精品视频在线观看网站| 日韩视频在线一区| 欧美一级黄色录像| 欧美18av| 国产精品久久激情| 国产精品大片免费观看| 国产精品影院在线观看| 一区二区三区在线免费播放| 亚洲精品欧美专区| 性欧美暴力猛交另类hd| 毛片一区二区三区| 一区二区三区免费观看| 久久久久国产精品午夜一区| 欧美美女福利视频| 国产主播一区二区| 一区二区三区 在线观看视| 欧美一区二区三区精品| 欧美寡妇偷汉性猛交| 亚洲网站视频| 欧美成人免费小视频| 国产伦理精品不卡| 一本色道久久综合狠狠躁的推荐| 欧美日韩在线高清| 国产日韩精品视频一区二区三区| 久久在线91| 欧美日韩精品免费| 国产日韩欧美不卡| 中文亚洲欧美| 女女同性精品视频| 亚洲欧美日本日韩| 欧美日韩在线观看一区二区| 亚洲福利久久| 欧美怡红院视频| 亚洲精品日产精品乱码不卡| 久久亚洲电影| 国产亚洲人成a一在线v站| 一本色道久久| 亚洲高清久久网| 久久福利电影| 国产精品永久免费观看| 中文精品一区二区三区 | 精久久久久久| 亚洲视频网在线直播| 欧美mv日韩mv亚洲| 香蕉久久夜色| 国产精品香蕉在线观看| aa级大片欧美三级| 欧美激情91| 快射av在线播放一区| 狠狠色狠狠色综合日日五| 午夜日韩电影| 亚洲视频axxx| 国产精品美女久久| 午夜精品久久久久久久久| 99综合在线| 欧美午夜精品久久久久久久| 99在线精品视频| 亚洲第一久久影院| 免费成人黄色片| 亚洲日本视频| 亚洲精品日韩在线| 国产精品成人久久久久| 亚洲一区二区三区免费视频| 亚洲婷婷在线| 国产一区二区日韩精品欧美精品 | 136国产福利精品导航网址| 午夜精品偷拍| 久久超碰97人人做人人爱| 极品尤物av久久免费看| 欧美成年人视频网站| 欧美96在线丨欧| 日韩视频一区二区三区在线播放| 午夜精品久久久久久久久| 亚洲麻豆一区| 国产精品国产福利国产秒拍| 欧美亚洲一区在线| 久久国产欧美精品| 亚洲国产精品va| 亚洲精品在线三区| 国产精品久久久久影院亚瑟| 久久精品国产亚洲5555| 浪潮色综合久久天堂| 中日韩男男gay无套| 欧美一区二区黄| 日韩网站在线看片你懂的| 亚洲视屏一区| 亚洲第一精品夜夜躁人人爽| 亚洲美女少妇无套啪啪呻吟| 国产欧美一区二区精品性| 欧美激情1区2区| 国产伦一区二区三区色一情| 免费精品视频| 国产精品国内视频| 欧美激情视频网站| 国产精品入口| 亚洲三级观看| 一区二区三区我不卡| 99国产麻豆精品| 一区精品在线| 亚洲午夜av在线| 亚洲美女av网站| 久久久欧美一区二区| 亚洲永久在线| 女女同性女同一区二区三区91| 国产亚洲欧美中文| 亚洲欧洲三级| 在线观看成人小视频| 亚洲国产第一页| 国产无遮挡一区二区三区毛片日本| 亚洲男人的天堂在线| 久久婷婷国产麻豆91天堂| 欧美一级夜夜爽| 欧美无乱码久久久免费午夜一区| 日韩亚洲精品在线| 久久精品视频va| 欧美在线国产| 国产精品高潮粉嫩av| 91久久精品网| **性色生活片久久毛片| 亚洲网站视频| 亚洲一区成人| 欧美日韩免费高清| 亚洲欧洲精品一区二区精品久久久| 欧美精品大片| 欧美黄色aaaa| 亚洲第一级黄色片| 久久riav二区三区| 久久久久久久久岛国免费| 国产精品美女久久久免费| 99精品视频免费在线观看| 99re在线精品| 欧美日韩国产成人在线免费| 亚洲韩日在线| 99在线|亚洲一区二区| 欧美激情视频一区二区三区在线播放| 99在线观看免费视频精品观看| 亚洲日本成人网| 91久久精品国产91性色| 欧美在线视频全部完| 久久免费高清视频| 在线免费观看一区二区三区| 久久综合久久综合这里只有精品| 99热在线精品观看| 久久中文欧美| 亚洲国产欧美一区二区三区同亚洲| 欧美日本精品一区二区三区| 亚洲人成在线观看| 中文无字幕一区二区三区| 国产精品福利影院| 亚洲欧美亚洲| 久久久国产亚洲精品| 在线成人中文字幕| 欧美国产激情二区三区| 9色porny自拍视频一区二区| 香蕉成人久久| 精品成人免费| 欧美日韩精品一区二区天天拍小说| 欧美中文字幕在线视频| 国产一区二区三区久久精品| 久久久久中文| 亚洲免费激情| 午夜精品在线观看| 一区二区三区在线看| 欧美日韩视频免费播放| 香蕉成人久久| 亚洲第一在线综合在线| 亚洲自拍偷拍一区| 伊人成人网在线看| 欧美日韩在线播放| 久久久噜噜噜久久中文字免| 亚洲国内自拍| 久久午夜影视| 亚洲视屏在线播放| 精品成人在线观看| 欧美午夜宅男影院在线观看| 久久gogo国模啪啪人体图| 亚洲欧洲综合另类| 久久久国产精品一区二区三区| 国产精品国产三级国产普通话99| 欧美电影免费观看网站| 亚洲一级免费视频| 91久久久久久| 国产亚洲精品久久久久久| 欧美极品aⅴ影院| 久久aⅴ国产欧美74aaa| 欧美电影免费观看高清完整版| 亚洲大胆av| 国产欧美韩国高清| 欧美午夜在线观看| 欧美全黄视频| 欧美成人第一页|