电话查询费下载下载_Word模板_12

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电话查询费下载电话查询费下载 //设???计?哈t希?ê表À?ª实º?Ì现?电Ì?话?ã号?码?查??询??系?Ì统ª3 //main.cpp // //#include "stdio.h" //#include "stdlib.h" #include"StdAfx.h" #include #include #include usingnamespace std; ifstream fin; ofstream fout; int D[]={3,5,8,11,13,14,19,21};//预?è定??再??随?机??数...

电话查询费下载 //设???计?哈t希?ê表À?ª实º?Ì现?电Ì?话?ã号?码?查??询??系?Ì统ª3 //main.cpp // //#include "stdio.h" //#include "stdlib.h" #include"StdAfx.h" #include #include #include usingnamespace std; ifstream fin; ofstream fout; int D[]={3,5,8,11,13,14,19,21};//预?è定??再??随?机??数ºy int K;//当Ì?À前?ã数ºy据Y个?数ºy int N;//哈t希?ê表À?ª的Ì?长?è度?? char* sign;//判D断?是º?否??有?D冲?突ª?的Ì?标À?º志? struct Data { string name; string phone; string address; }; Data* dat; int Random(int key,int i) { int h; if(sign[key]=='1') { h=(key+D[i])%N; return h; } return -1; } void Hashname(string name,string phone,string address) { int i=0; int key; char *p; for(key=0, p =&name[0]; *p ; p++) key = key + *p; key = key % 42; while(sign[key]=='1') { key=Random(key,i+1); } if(key==-1) exit(1); K++; dat[key].name=name; dat[key].address=address; dat[key].phone=phone; sign[key] = '1'; } int Rehash(int key,string str) { int h; int num1=(str[0]-'0')*1000+(str[1]-'0')*100+(str[2]-'0')*10+(str[3]-'0'); int num2=(str[4]-'0')*1000+(str[5]-'0')*100+(str[6]-'0')*10+(str[7]-'0'); int num3=(str[8]-'0')*100+(str[9]-'0')*10+(str[10]-'0'); h=num1+num2+num3; h=(h+key)%N; return h; } void Hashphone(string name,string phone,string address) { int key; char *p; for(key=0, p =&phone[0]; *p ; p++) key = key + *p; key = key % 42; while(sign[key]=='1') { key=Rehash(key,phone); } K++; dat[key].name=name; dat[key].address=address; dat[key].phone=phone; sign[key] = '1'; } void Outfile(string name,int key) { if((key==-1)||(sign[key]=='0')) { fout.open("out.txt"); if(fout.fail()) { cout<<"文件打开失败～"<122)i++; for(;str[i]!=' ';i++) name+=str[i]; while(str[i]==' ')i++; for(int j=0;str[i]!=' ';j++,i++) phone+=str[i]; while(str[i]==' ')i++; for(int j=0;str[i]!=',';j++,i++) address+=str[i]; if(n==1) Hashname(name,phone,address); else Hashphone(name,phone,address); delete []str; } fin.close(); } int Findname(string name) { int i=0; int j=1; int key; char *p; for(key=0, p =&name[0]; *p ; p++) key = key + *p; key = key % 42; while(sign[key]=='1'&&(dat[key].name != name)) { key=Random(key,i+1); j++; if(j>=K) return -1; } return key; } int Findphone(string phone) { int key; char *p; for(key=0, p =&phone[0]; *p ; p++) key = key + *p; key = key % 42; int j=1; while(sign[key]=='1'&&(dat[key].phone !=phone)) { key = Rehash(key,phone); j++; if(j>=K) return -1; } return key; } void main() { K = 0; N = 50; int k; int ch; char* Fname; sign = newchar[N]; dat = new Data[N]; for(int i=0;i>k; switch(k) { case 0: return; case 1: Fname="old.txt";break; case 2: Rafile(); Fname="new.txt";break; default: cout<<"输入序号有误，退出程序,"<>ch; if(ch!=1&&ch!=2) cout<<"输入序号有误～"<>choice; switch(choice) { case 1: { int key1; string name; cout<<"请输入姓名:"; cin>>name; key1 = Findname(name); Outfile(name,key1); Outhash(key1); }break; case 2: { for(int i=0;i>choice; switch(choice) { case 1: { int key2; string phone; cout<<"请输入11位电话号码:"; do { cin>>phone; if(strlen(&phone[0])!=11) cout<<"电话号码不正确，请重新输入"; }while(strlen(&phone[0])!=11); key2=Findphone(phone); Outfile(phone,key2); Outhash(key2); }break; case 2: { for(int i=0;i

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