> 
> this is my code:
> 
> import java.io.*;
> import java.util.*;
> 
> class Main {
> 
> static boolean evalRangos(char a,int i)
> {
> 
> boolean bol=false;
> 
> 
> switch(i)
> {
> 	
> case 1:
> 
> if(a>'0' &&  a<='9')
> bol=true;
>  
> break;
> 
> case 2:
> 
> if(a>='0' &&  a<='9')
> bol=true;
> 
> break;	
> 
> }
> 
> return bol;	
> }
> 
> 
> static boolean friends(char x[], char y[])
> {
> 	
> int i,j;
> 
>  for(i=0;i<x.length;i++){
>  	
>  for(j=0;j<y.length;j++)
>       if(x[i]==y[j])
>       break;	
>  
>  if(j==y.length)break;
>  	
>  }
>   
>   return (i==x.length);
>  
> }
> 
> static boolean almostFriends(char x[], char y[])
> {
> 
> int i;
> boolean bol;
> 
> 
> for(i=0;i<x.length-1;i++){
> 
> StringBuffer xcopy=new StringBuffer();
> xcopy.append(x);
> 
>  	
> xcopy.setCharAt(i,(char)(x[i]-(char)1));
> xcopy.setCharAt(i+1,(char)(x[i+1]+(char)1));
> 
> if(evalRangos((char)(x[i]-(char)1),1) && evalRangos((char)(x[i+1]+(char)1),2))
> if(friends(xcopy.toString().toCharArray(),y))break;
> 
> xcopy.setCharAt(i,(char)(x[i]+(char)1));
> xcopy.setCharAt(i+1,(char)(x[i+1]-(char)1));	
> 
> if(evalRangos((char)(x[i]+(char)1),1) && evalRangos((char)(x[i+1]-(char)1),2))
> if(friends(xcopy.toString().toCharArray(),y))break;
> 
> }
> 
> bol=(i<x.length-1)?true:false;
> 
> if(!bol){
> 
> for(i=0;i<y.length-1;i++){
> 
> StringBuffer ycopy=new StringBuffer();
> ycopy.append(y);
> 
> ycopy.setCharAt(i,(char)(y[i]-(char)1));
> ycopy.setCharAt(i+1,(char)(y[i+1]+(char)1));
> 
> if(evalRangos((char)(y[i]-(char)1),1) && evalRangos((char)(y[i+1]+(char)1),2))
> if(friends(x,ycopy.toString().toCharArray()))break;
> 
> ycopy.setCharAt(i,(char)(y[i]+(char)1));
> ycopy.setCharAt(i+1,(char)(y[i+1]-(char)1));	
> 
> if(evalRangos((char)(y[i]+(char)1),1) && evalRangos((char)(y[i+1]-(char)1),2))
> if(friends(x,ycopy.toString().toCharArray()))break;
> 
> }
> bol=(i<y.length-1)?true:false;
> }
> 
> return bol;
> 
> }
> 
> public static void main(String[] args)throws IOException {
> 		
>    	//BufferedReader br=new BufferedReader(new InputStreamReader(System.in));	
> 	BufferedReader br=new BufferedReader(new FileReader("in.txt"));	
> 	
> 	StringBuffer s= new StringBuffer();
> 	StringTokenizer st;	
> 		
> 	int t=new Integer(br.readLine());
> 	
> 	while(t-->0)
> 	{
> 	
> 	st=new StringTokenizer(br.readLine());
> 	
> 	char x[]=st.nextToken().toCharArray();
> 	char y[]=st.nextToken().toCharArray();
> 	
> 	boolean b;
> 		
> 	if(x.length<y.length)
> 	 b=friends(x,y);
> 	  else b=friends(y,x);
> 	
> 	if(b)s.append("friends\n");
> 	
> 	else{
> 	
> 	boolean bol;
> 	
> 	if(x.length<y.length)
> 	bol=almostFriends(x,y);
> 	 else 
> 		bol=almostFriends(y,x);
> 	
> 	if(bol)s.append("almost friends\n");
> 	 else s.append("nothing\n");	
> 		
> 	}
> 	}
> 	System.out.println(s);
> 	}
> 
> }	
> 		

• Re:thanks i got AC (2) javaWarrior 2007-04-07 08:13:51