chk.java

this a program for for database implement in this we are implementing several join algorithms

import java.io.*;
import java.util.*;
import java.lang.*;
public class chk
{
public static void main(String[] args)
{
String[] a=new String[4];
a[0]="1.4";
a[1]="-1.4";
a[2]="-4";
a[3]="gdssj";
for(int i=0;i<4;i++)
{
	int h = 0;
	for (int j = 0; j < a[i].length(); j++) {
		h = 31*h + a[i].charAt(j);
	}

	System.out.println(a[i]+" : "+h%50);
}
}
}