simulation of a processor

Raviteja.g

hi friends i faced a problem that is in the simulation of a processor my task is to print the purpose of each and every word and characters i mean

printf("hi is nani");

in the above code it is a line of c program which is the input file to my program
in that i want to explain as

like that my output would be.
but i am facing the problem at tokenizing the sentence in the line there is no delimiter between 'printf' and '('(opening brace) then how could i do that
thanks in advance waiting for ur replies

import java.io.*;
import java.util.*;
import java.lang.*;
class cp
{
static StringTokenizer st;
public static void main(String args[])throws IOException
{
File f1=new File("input.dat");
FileReader fr=new FileReader(f1);
BufferedReader br=new BufferedReader(fr);
File f2=new File("con.txt");
FileReader fr1=new FileReader(f2);
BufferedReader br1=new BufferedReader(fr1);
String s[]={"#include<stdio.h>","main","{","int",";","}"};
int i=0,j,p=0;
String a[ ]=new String [100];
String b[ ]=new String [100];
String c[ ]=new String [100];
do
{
a=br.readLine();
i++;
}while(a[i-1]!=null);
for(j=0;j<(i-1);j++)
{
st =new StringTokenizer(a[j]);
while(st.hasMoreTokens())
{
b[p]=st.nextToken( );
p++;
}
}
i=0;
do
{
c=br1.readLine();
i++;
}while(c[i-1]!=null);
for(i=0;i<p;i++)
{
for(j=0;j<6;j++)
{
if(b.equals(s[j]))
{
System.out.println(c[j]);
if(j==3)
System.out.println(b[i+1]+" is a integer variable");
}
}
}
}
}