1 files changed, 51 insertions, 0 deletions
diff --git a/src/section-4/BanffMarathonRunner.java b/src/section-4/BanffMarathonRunner.java
new file mode 100644
index 0000000..afc0472
--- /dev/null
+++ b/src/section-4/BanffMarathonRunner.java
@@ -0,0 +1,51 @@
+package ca.mokhan.assignment1;
+
+import java.util.ArrayList;
+import java.util.Arrays;
+
+public class BanffMarathonRunner extends AddressBook {
+  private int time;
+  private int years;
+
+  public BanffMarathonRunner(String firstName, String lastName, int time, int years) {
+    super(firstName, "", lastName);
+    this.time = time;
+    this.years = years;
+  }
+
+  public int compareTo(AddressBook other) {
+    BanffMarathonRunner runner = (BanffMarathonRunner) other;
+    return Integer.compare(this.time, runner.time);
+  }
+
+  @Override
+  public String toString() {
+    return super.getFirstName() + " " + this.years;
+  }
+
+  public static BanffMarathonRunner getFastestRunner(BanffMarathonRunner[] runners) {
+    Arrays.sort(runners);
+    return runners[0];
+  }
+
+  public static BanffMarathonRunner getSecondFastestRunner(BanffMarathonRunner[] runners) {
+    Arrays.sort(runners);
+    return runners[1];
+  }
+
+  public static int getAverageTime(BanffMarathonRunner[] runners) {
+    int sum = 0;
+    for (BanffMarathonRunner runner : runners) sum += runner.time;
+    return sum / runners.length;
+  }
+
+  public static String getAboveAverageRunners(BanffMarathonRunner[] runners) {
+    int average = getAverageTime(runners);
+    ArrayList<String> winners = new ArrayList<String>();
+
+    for (BanffMarathonRunner runner : runners)
+      if (runner.time >= average) winners.add(runner.toString());
+
+    return String.join(System.lineSeparator(), winners);
+  }
+}