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import java.io.IOException;
import java.util.regex.Matcher;
import java.util.regex.Pattern;
public class RegularExpression {
 /**
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  * @throws IOException
  */
 public static void main(String[] args) throws IOException {
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 public static void main(String[] args)
 {
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 }
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 public int count=0;
 public int[]b=new int[100];
 
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