import java.io.*;
import java.util.*;
class countfreq
{
public static void main(String s[]) throws Exception
{
BufferedReader br=new BufferedReader(new InputStreamReader(System.in));
...
Type: Posts; User: zara631
import java.io.*;
import java.util.*;
class countfreq
{
public static void main(String s[]) throws Exception
{
BufferedReader br=new BufferedReader(new InputStreamReader(System.in));
...