1 int strcmp1(const char* s1,const char*s2) 2 { 3     int i=0; 4     cout<<strlen(s1)<<endl; 5     while(*(s1+i)==*(s2+i)) 6     { 7         if(*(s1+i)==‘\0‘) 8             return 0; 9         else10             i++;11     }12     return *(s1+i)-*(s2+i);13     //return((*(unsignedchar*)(s1+i)<*(unsignedchar*)(s2+i))?-1:+1);14 15 }16 17 char* cat_dot(const char* s1,const char* s2,const char* s3)18 {19     char* c=new char[strlen(s1)+strlen(s2)+strlen(s3)+1];20     if (c == NULL) exit (1);  21     char* ch=c;22     while(*s1!=‘\0‘)23         *c++=*s1++;24     while(*s3!=‘\0‘)25         *c++=*s3++;26     while((*c++=*s2++)!=‘\0‘)27         ;28     return ch;29 }

 1 #include <iostream> 2 #include <string> 3 using namespace std; 4  5 istream& read_w(istream&is,char*b,int max) 6 { 7     is.width(max); 8     is>>b; 9     cout<<strlen(b)<<endl;10     if(strlen(b)==max-1)11     {12         char* c1=new char[];13         is>>c1;14         if(*c1!=NULL)15             cerr<<"过长"<<endl;16     }17 18     return is;19 }20 21 istream& read_w(istream&is,char*b)22 {23     24     is>>b;25     return is;26 }27 28 int main()29 {30     char *s=new char;31     while(read_w(cin,s))32     {33         cout<<s<<endl;34         cout<<(void *)(&s[1])<<endl;   //输出地址35     }36 37     while(1);38 }

  1 //这是双向图  2 //可考虑单向图和随机图  3   4 //#include "../../st.h"  5 #include<ctime>  6 #include<cstdlib>  7 #include <vector>  8 #include <iostream>  9 using namespace std; 10  11 double random(double start,double end) 12 { 13     return start+(end-start)*rand()/(RAND_MAX+1.0); 14 } 15  16 struct sd{ 17     int n; 18     vector<int> ns; 19     int danger;   //1 陷阱  2  蝙蝠  0 无 20     bool b;      //怪兽存在 21     sd():n(0),danger(0),b(false){} 22  23     void find_danger(vector<sd>&vsd); 24  25 }; 26  27 void sd::find_danger(vector<sd>&vsd) 28 { 29     if(vsd[ns[0]].danger==1||vsd[ns[1]].danger==1||vsd[ns[2]].danger==1) 30         cout<<"我感到一阵微风吹来"<<endl; 31     if(vsd[ns[0]].danger==2||vsd[ns[1]].danger==2||vsd[ns[2]].danger==2) 32         cout<<"我听到蝙蝠的声音"<<endl; 33     if(vsd[ns[0]].b==true||vsd[ns[1]].b==true||vsd[ns[2]].b==true) 34         cout<<"我闻到了怪兽的味道"<<endl; 35 } 36  37 void set_danger(vector<sd>&vsd,const int n) 38 { 39     int i; 40     srand((unsigned)time(NULL)); 41     for(i=1;i<n;i++) 42     { 43         vsd[i].danger=int(random(0,3)); 44     } 45 } 46  47 void fn(vector<int>&vint,const int n) 48 { 49     int i=0; 50     int j; 51     int m; 52     srand((unsigned)time(NULL)); 53     while(i<n) 54     { 55         int f=0; 56         m=int(random(1,n+1)); 57         for(j=0;j<vint.size();j++) 58             if(m==vint[j]) 59             { 60                 f=1; 61                 break; 62             } 63         if(f==0) 64         { 65             vint.push_back(m); 66             i++; 67         } 68     } 69      70 } 71  72  73 void f(vector<sd>&vsd,int n1,int n2,int n3,int n4) 74 { 75     vsd[n1].ns.push_back(n2); 76     vsd[n1].ns.push_back(n3); 77     vsd[n1].ns.push_back(n4); 78 } 79  80 void f1(vector<sd>&vsd) 81 { 82  83     f(vsd,1,2,3,4); 84     f(vsd,2,1,5,6); 85     f(vsd,3,1,7,8); 86     f(vsd,4,1,9,10); 87     f(vsd,5,2,6,10); 88     f(vsd,6,2,5,7); 89     f(vsd,7,3,6,8); 90     f(vsd,8,3,7,9); 91     f(vsd,9,4,8,10); 92     f(vsd,10,4,9,5); 93     /*f(vsd,11,5,22,12); 94     f(vsd,12,5,11,13); 95     f(vsd,13,6,12,14); 96     f(vsd,14,6,13,15); 97     f(vsd,15,7,14,16); 98     f(vsd,16,7,15,17); 99     f(vsd,17,8,16,18);100     f(vsd,18,8,17,19);101     f(vsd,19,9,18,20);102     f(vsd,20,9,19,21);103     f(vsd,21,10,20,22);104     f(vsd,22,10,21,11);*/105 }106 107 int start(vector<sd>&vsd,const int n)108 {109     srand((unsigned)time(NULL));110     int i=int(random(1,n));;111     vsd[i].b=true;112     return i;113 }114 115 int find_num(int i,vector<sd>&vsd)116 {117     int j=1;118     for(j=1;j<vsd.size();j++)119     {120         if(vsd[j].n==i)121             return j;122     }123     return 0;124 }125 126 int find_num1(int i,vector<sd>&vsd)127 {128     return vsd[i].n;129 }130 131 int griffin_run(vector<sd>&vsd,int griffin_sd)132 {133     srand((unsigned)time(NULL));134     int i=int(random(0,3));135     vsd[griffin_sd].b=false;136     vsd[vsd[griffin_sd].ns[i]].b=true;137     return vsd[griffin_sd].ns[i];138 }139 140 int main()141 {142     srand((unsigned)time(NULL));143     vector<sd>vsd;144     vector<int>vint;145     fn(vint,10);146     sd s;147     vsd.push_back(s);148     for(int p=1;p<11;p++)149     {150         vsd.push_back(s);151         vsd[p].n=vint[p-1];152     }153     set_danger(vsd,11);154     155     f1(vsd);156 157     int arrow=3;             //箭158     int boold=2;159     int griffin_sd=    start(vsd,11);160     int now_sd=int(random(1,11));161     vsd[now_sd].danger=0;162 163 164     for(int p=1;p<11;p++)165     {166         cout<<p<<"\t"<<vsd[p].n<<"\t"<<vsd[p].ns[0]<<"\t"<<vsd[p].ns[1]<<"\t"<<vsd[p].ns[2]<<"\t"<<vsd[p].danger<<"\t"<<vsd[p].b<<endl;167     }168 169 170     char c;171     int i1,i2,i3;172 173 174     while(1)175     {176         if(vsd[now_sd].b==true)177         {178             cout<<"game over 1"<<endl;179             while(1);180             return 0;181         }182         if(vsd[now_sd].danger==1)183         {184             cout<<"game over 2"<<endl;185             while(1);186             return 0;187         }188         else if(vsd[now_sd].danger==2)189         {190             srand((int)time(0));191             now_sd=int(random(1,11));192             now_sd=vsd[now_sd].n;193             cout<<"蝙蝠把你带到了"<<now_sd<<"房间"<<endl;194             continue;195         }196         vsd[now_sd].find_danger(vsd);197         if(arrow>0)198             cout<<"你在"<<vsd[now_sd].n<<"房间中；房间"<<vsd[now_sd].n<<"通过地道与房间"<<vsd[vsd[now_sd].ns[0]].n<<"、"<<vsd[vsd[now_sd].ns[1]].n<<"、"<<vsd[vsd[now_sd].ns[2]].n<<"相连；移动还是射击？"<<endl;199         else200             cout<<"你在"<<vsd[now_sd].n<<"房间中；房间"<<vsd[now_sd].n<<"通过地道与房间"<<vsd[vsd[now_sd].ns[0]].n<<"、"<<vsd[vsd[now_sd].ns[1]].n<<"、"<<vsd[vsd[now_sd].ns[2]].n<<"相连；没箭了请移动"<<endl;201         cin>>c;202         if(c==‘m‘)203         {204             cin>>i1;205             now_sd=find_num(i1,vsd);206             continue;207         }208         else if(c==‘s‘)209         {210             211             cin>>i1>>i2>>i3;212             i1=find_num(i1,vsd);213             i2=find_num(i2,vsd);214             i3=find_num(i3,vsd);215             arrow--;216             217             if(vsd[i1].b==true||vsd[i2].b==true||vsd[i3].b==true)218             {219                 boold--;220                 if(boold==0)221                 {222                     cout<<"you win"<<endl;223                     while(1);224                     return 0;225                 }226                 else227                 {228                     griffin_sd=griffin_run(vsd,griffin_sd);229                     for(int p=1;p<11;p++)230                     {231                         cout<<p<<"\t"<<vsd[p].n<<"\t"<<vsd[p].ns[0]<<"\t"<<vsd[p].ns[1]<<"\t"<<vsd[p].ns[2]<<"\t"<<vsd[p].danger<<"\t"<<vsd[p].b<<endl;232                     }233                     continue;234                 }235             }236         }237         else238             cout<<"error"<<endl;239 240     }241     return 0;242 }