public void reduce(Text key, Iterable<MyArrayWritable> value, Context context)
        throws IOException, InterruptedException {
      int[] maxminval = new int[2];
      for (MyArrayWritable val : value) {
        maxminval[0] = val.getintarray()[0];
        maxminval[1] = val.getintarray()[1];
      }

      emitkey.set(key);
      emitvalue.set(maxminval[0] + " " + maxminval[1]);

      context.write(emitkey, emitvalue);
    }
    public void map(LongWritable key, Text value, Context context)
        throws IOException, InterruptedException {
      String[] columns = new String[27];
      String line = "";
      int[] maxmin = new int[2];
      int i = 0;
      int max = 0;
      int min = 9999;

      line = value.toString();
      StringTokenizer strtoken = new StringTokenizer(line);

      System.out.println(line);
      if (strtoken.hasMoreTokens()) {
        System.out.println("has more elements");

      } else {
        System.out.println("no elements");
      }
      while (strtoken.hasMoreTokens()) {

        columns[i] = strtoken.nextElement().toString();

        if (i > 27) {
          break;
        }
        System.out.println("i is " + i);
        if (i >= 3) {

          columns[i] = columns[i].replace("S", "").replace("C", "").replace("P", "");
          System.out.println("inside i > 3");
          max = Math.max(max, Integer.parseInt(columns[i]));
          min = Math.min(min, Integer.parseInt(columns[i]));
        }
        i++;
      }
      maxmin[0] = min;
      maxmin[1] = max;

      emitkey.set(columns[0].toString() + columns[1].toString() + columns[2].toString());
      emitvalue.setintarray(maxmin);
      context.write(emitkey, emitvalue);
      i = 0;
      // System.out.println("arrat value" + emitvalue.getintarray()[0]);
    }