import java.util.StringTokenizer;

public class Experiment {

  private String data;

  public Experiment(String d) {
    data = d;
  }

  public int count() {
    int num = 0;
    StringTokenizer st = new StringTokenizer(data);
    while (st.hasMoreTokens()) {
      num++;
      st.nextToken();
    }
    return num;
  }

/*
  Alternatively, we can use the countTokens methods

  public int count() {
    return (new StringTokenizer(data)).countTokens();
  }
*/

  public int sum() {
    int su = 0;
    StringTokenizer st = new StringTokenizer(data);
    while (st.hasMoreTokens()) {
      su += Integer.parseInt(st.nextToken());
    }
    return su;
  }

  public double average() {
    return ((double)sum())/count();
  }

  public int minimum() {
    int min = Integer.MAX_VALUE;
    int d;
    StringTokenizer st = new StringTokenizer(data);
    while (st.hasMoreTokens()) { //exploits that there is at least one data
      d = Integer.parseInt(st.nextToken());
      if (d < min) min = d;
    }
    return min;
  }

  public int maximum() {
    int max = Integer.MIN_VALUE;
    int d;
    StringTokenizer st = new StringTokenizer(data);
    while (st.hasMoreTokens()) { //exploits that there is at least one data
      d = Integer.parseInt(st.nextToken());
      if (d > max) max = d;
    }
    return max;
  }
}