#include
<stdio.h>
#include <conio.h>
#include <ctype.h>
#define L 50 /*定义哈希表长*/
#define M 47 /*定义p值*/
#define N 30 /*定义名单长*/
char z[22];
struct old{char *name;char *py;int k;};
struct old oldlist[L];/*原始表*/
struct hterm
{ char *name;char *py;
int k;int si;
};
struct hterm hlist[L];/*哈希表*/
int i,adr,sum,d;
char ch1;
float average;
/**********************************/
void chash()
{for (i=0;i<L;i++)
{hlist[i].name="";
hlist[i].py="";
hlist[i].k=0;
hlist[i].si=0;
};
for (i=0;i<N;i++)
{ sum=0;
adr=(oldlist[i].k)%M;
d=adr;
if(hlist[adr].si==0)
{hlist[adr].k=oldlist[i].k;
hlist[adr].name=oldlist[i].name;
hlist[adr].py=oldlist[i].py;
hlist[adr].si=1;
}
else
{do
{d=(d+((oldlist[i].k))%10+1)%M;/*伪随机*/
sum=sum+1;
}
while (hlist[d].k!=0);
hlist[d].k=oldlist[i].k;
hlist[d].name=oldlist[i].name;
hlist[d].py=oldlist[i].py;
hlist[d].si=sum+1;
}
}
}
/***************************************/
void findhlist()
{ int s0;char r,g;
clrscr();/*清屏*/
for (r=0;r<20;r++){z[r]=0;};
gotoxy(1,1);printf("RESEARCH.....");
gotoxy(5,10);printf("input the
spell of name: ");
gotoxy(5,12);scanf("%s",z);
s0=0;
for (r=0;r<20;r++){s0=z[r]+s0;};
gotoxy(5,13); printf("%d",s0);
/*for (i=0;i<L;i++)*/
sum=1;
adr=s0%M;
d=adr;
if(hlist[adr].k==s0)
{
gotoxy(18,18);printf(" ");
gotoxy(18,18);printf(" %s",hlist[d].name);
gotoxy(18,19);printf("
%s",hlist[d].py);
gotoxy(18,20);
printf(" find %d times",sum);
getch();
}
else
{if (hlist[adr].k==0)
{gotoxy (18,18);
printf("nothing about
it!");
getch();
}
else
{g=0;
for (i=0;g==0;i++)
{d=(d+s0%10+1)%M; /*伪随机*/
sum=sum+1;
if (hlist[d].k==0)
{gotoxy (18,18);
printf("nothing about it!");
g=1;getch();
};
gotoxy(18,18);
printf("%s",hlist[d].name);
gotoxy(18,19);
printf("%s",hlist[d].py);
gotoxy(18,20);
printf("find
%d times",sum);
getch();
if (hlist[d].k==s0)
{ g=1;
gotoxy(18,21);
printf("find %d times
until success!",sum);
getch();
};
};
};
};
}
/***************************************/
void inp() /*输入表*/
{
char *f;
int r,s0;
oldlist[0].name="A";oldlist[0].py="apple";
oldlist[1].name="B";oldlist[1].py="bus";
oldlist[2].name="C";oldlist[2].py="cat";
oldlist[3].name="D";oldlist[3].py="dog";
oldlist[5].name="E";oldlist[5].py="egg";
oldlist[6].name="F";oldlist[6].py="fly";
oldlist[7].name="G";oldlist[7].py="good";
oldlist[8].name="H";oldlist[8].py="hurt";
oldlist[9].name="I";oldlist[9].py="int";
oldlist[10].name="J";oldlist[10].py="joy";
oldlist[11].name="K";oldlist[11].py="keep";
oldlist[12].name="L";oldlist[12].py="long";
oldlist[13].name="M";oldlist[13].py="make";
oldlist[14].name="N";oldlist[14].py="net";
oldlist[15].name="O";oldlist[15].py="out";
oldlist[16].name="P";oldlist[16].py="pour";
oldlist[17].name="Q";oldlist[17].py="queen";
oldlist[18].name="R";oldlist[18].py="run";
oldlist[19].name="S";oldlist[19].py="sun";
oldlist[20].name="T";oldlist[20].py="tea";
oldlist[21].name="U";oldlist[21].py="until";
oldlist[22].name="V";oldlist[22].py="vection";
oldlist[23].name="W";oldlist[23].py="water";
oldlist[24].name="X";oldlist[24].py="xray";
oldlist[25].name="Y";oldlist[25].py="you";
oldlist[26].name="Z";oldlist[26].py="zoo";
oldlist[27].name="AA";oldlist[27].py="aah";
oldlist[28].name="BB";oldlist[28].py="bbc";
oldlist[29].name="CC";oldlist[29].py="cch";
/*请在此输入数据,同时修改程序开头的M L N*/
for (i=0;i<N;i++)
{
s0=0;
f=oldlist[i].py;
for (r=0;*(f+r) !=
'\0';r++){s0=*(f+r)+s0;};
oldlist[i].k=s0;
};
}
/****************************************/
void dhash() /*显示哈希表*/
{ char LON=17;
clrscr();
if (LON>L){LON=L;};
gotoxy(1,1);printf("HashTable: ");
gotoxy(1,2);printf("address: ");
for(i=0;i<LON;i++)
{gotoxy(1,i+3);
printf("%-3d",i);
};
gotoxy(9,2);printf("the H(key)
is: ");
for(i=0;i<LON;i++)
{gotoxy(10,i+3);
printf("%-6d",hlist[i].k);
};
gotoxy(19,2);printf("name: ");
for(i=0;i<LON;i++)
{gotoxy(19,3+i);
printf("%s",hlist[i].name);
};
gotoxy(28,2);printf("spell: ");
for(i=0;i<LON;i++)
{gotoxy(28,i+3);
printf("%s",hlist[i].py);
};
gotoxy(40,2);printf("the
length: ");
for(i=0;i<LON;i++)
{gotoxy(43,i+3);
printf("%2d",hlist[i].si);
};
gotoxy(53,2);printf("H(key): ");
for(i=0;i<LON;i++)
{gotoxy(53,i+3);
printf("%2d",(hlist[i].k)%M);
};
average=0;
for (i=0;i<L;i++)
{average=average+hlist[i].si;};
average=average/N;
gotoxy(10,23);
printf("ASL:ASL(%d)=%f",N,average);
gotoxy(20,24);
printf("any key to pass");
ch1=getch();
if (L>15)
{
clrscr();
if (LON>L-15){LON=L-15;};
gotoxy(1,1);printf("HashTable: ");
gotoxy(1,2);printf("address: ");
for(i=0;i<LON;i++)
{gotoxy(1,i+3);
printf("%-3d",i+15);
};
gotoxy(9,2);printf("the H(key)
is: ");
for(i=0;i<LON;i++)
{gotoxy(10,i+3);
printf("%-6d",hlist[i+15].k);
};
gotoxy(19,2);printf("name: ");
for(i=0;i<LON;i++)
{gotoxy(19,3+i);
printf("%s",hlist[i+15].name);
};
gotoxy(28,2);printf("spell: ");
for(i=0;i<LON;i++)
{gotoxy(28,i+3);
printf("%s",hlist[i+15].py);
};
gotoxy(40,2);printf("the
length: ");
for(i=0;i<LON;i++)
{gotoxy(43,i+3);
printf("%2d",hlist[i+15].si);
};
gotoxy(53,2);printf("H(key):");
for(i=0;i<LON;i++)
{gotoxy(53,i+3);
printf("%2d",(hlist[i+15].k)%M);
};
average=0;
for (i=0;i<L;i++)
{average=average+hlist[i].si;};
average=average/N;
gotoxy(10,23);
printf("ASL:ASL(%d)=%f",N,average);
gotoxy(20,24);
printf("any key to pass ");
ch1=getch();
};
if (L>30)
{
clrscr();
if (LON>L-30){LON=L-30;};
gotoxy(1,1);printf("HashTable: ");
gotoxy(1,2);printf("address: ");
for(i=0;i<LON;i++)
{gotoxy(1,i+3);
printf("%-3d",i+30);
};
gotoxy(9,2);printf("the H(key)
is: ");
for(i=0;i<LON;i++)
{gotoxy(10,i+3);
printf("%-6d",hlist[i+30].k);
};
gotoxy(19,2);printf("name: ");
for(i=0;i<LON;i++)
{gotoxy(19,3+i);
printf("%s",hlist[i+30].name);
};
gotoxy(28,2);printf("spell: ");
for(i=0;i<LON;i++)
{gotoxy(28,i+3);
printf("%s",hlist[i+30].py);
};
gotoxy(40,2);printf("the
length: ");
for(i=0;i<LON;i++)
{gotoxy(43,i+3);
printf("%2d",hlist[i+30].si);
};
gotoxy(53,2);printf("H(key):");
for(i=0;i<LON;i++)
{gotoxy(53,i+3);
printf("%2d",(hlist[i+30].k)%M);
};
average=0;
for (i=0;i<L;i++)
{average=average+hlist[i].si;};
average=average/N;
gotoxy(10,23);
printf("ASL:ASL(%d)=%f",N,average);
gotoxy(20,24);
printf("any key to pass ");
ch1=getch();
};
if (L>45)
{
clrscr();
if (LON>L-45){LON=L-45;};
gotoxy(1,1);printf("HashTable: ");
gotoxy(1,2);printf("address: ");
for(i=0;i<LON;i++)
{gotoxy(1,i+3);
printf("%-3d",i+45);
};
gotoxy(9,2);printf("the H(key)
is: ");
for(i=0;i<LON;i++)
{gotoxy(10,i+3);
printf("%-6d",hlist[i+45].k);
};
gotoxy(19,2);printf("name: ");
for(i=0;i<LON;i++)
{gotoxy(19,3+i);
printf("%s",hlist[i+45].name);
};
gotoxy(28,2);printf("spell: ");
for(i=0;i<LON;i++)
{gotoxy(28,i+3);
printf("%s",hlist[i+45].py);
};
gotoxy(40,2);printf("the
length: ");
for(i=0;i<LON;i++)
{gotoxy(43,i+3);
printf("%2d",hlist[i+45].si);
};
gotoxy(53,2);printf("H(key):");
for(i=0;i<LON;i++)
{gotoxy(53,i+3);
printf("%2d",(hlist[i+45].k)%M);
};
average=0;
for (i=0;i<L;i++)
{average=average+hlist[i].si;};
average=average/N;
gotoxy(10,23);
printf("ASL:ASL(%d)=%f",N,average);
gotoxy(20,24);
printf("any key to pass! ");
ch1=getch();
};
}
/**************************************/
void main()
{inp(); /*输入原表*/
chash ();/*建哈希表*/
a: clrscr();
gotoxy(21,2);
printf("**************************************\n");
printf("Welcome to use!\n");
printf("\n");
gotoxy(22, 4);
printf("1.Print the
HashTable.");
printf("\n");
gotoxy(22, 6);
printf("2.Research.");
printf("\n");
gotoxy(22, 8);
printf("3. Exit");
printf("\n");
gotoxy(22, 12);
printf("**************************************\n");
printf(" \nYour choice is :");
printf("\n");
gotoxy(24,14);
ch1=getch();
if (ch1==0x33){
printf("Thank you for your
using");printf("\n");getch();exit();};/*"x":退出*/
if (ch1==0x31){dhash();};/*表的属性*/
if (ch1==0x32){ findhlist();};/*查找*/
goto a;
}