Skeleton code for NthPlaceLoser

NthPlaceLoser/NthPlaceLoser.iml

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+<?xml version="1.0" encoding="UTF-8"?>
+<module type="JAVA_MODULE" version="4">
+  <component name="NewModuleRootManager" inherit-compiler-output="true">
+    <exclude-output />
+    <content url="file://$MODULE_DIR$">
+      <sourceFolder url="file://$MODULE_DIR$/src" isTestSource="false" />
+    </content>
+    <orderEntry type="inheritedJdk" />
+    <orderEntry type="sourceFolder" forTests="false" />
+    <orderEntry type="module-library">
+      <library>
+        <CLASSES>
+          <root url="jar://$MAVEN_REPOSITORY$/junit/junit/4.12/junit-4.12.jar!/" />
+          <root url="jar://$MAVEN_REPOSITORY$/org/hamcrest/hamcrest-core/1.3/hamcrest-core-1.3.jar!/" />
+        </CLASSES>
+        <JAVADOC />
+        <SOURCES />
+      </library>
+    </orderEntry>
+  </component>
+</module>

NthPlaceLoser/src/NthPlaceLoser.java

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+public class NthPlaceLoser {
+
+
+    public static Student NthPlaceLoser(Student[] aList, int N) {
+        // TODO implement this yourself
+        return aList[0];
+    }
+
+    /***************************************************************************
+     *  Helper sorting functions.
+     ***************************************************************************/
+
+    /**
+     * This method returns whether a student is less than another student in respect
+     * to how your compareTo method is defined
+     * @param v First Student
+     * @param w Second Student
+     * @return if v (first student) is less than w (second student)
+     */
+    private static boolean less(Student v, Student w) {
+        if (v == w) return false;   // optimization when reference equals
+        return v.compareTo(w) < 0;
+    }
+
+    /**
+     * This method exchanges a[i] and a[j] in an array
+     * @param a array in which you want to swap
+     * @param i index of first item
+     * @param j index of second item
+     */
+    private static void exch(Object[] a, int i, int j) {
+        Object swap = a[i];
+        a[i] = a[j];
+        a[j] = swap;
+    }
+
+    /***************************************************************************
+     *  Main method
+     ***************************************************************************/
+
+    public static void main(String[] args) {
+
+    }
+
+}

NthPlaceLoser/src/NthPlaceLoserTest.java

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+import org.junit.Test;
+import static org.junit.Assert.assertEquals;
+
+public class NthPlaceLoserTest {
+
+    @Test
+    public void exampleTest() {
+        Student[] students = new Student[10];
+        for (int i = 0; i < 10; i++) {
+            students[i] = new Student(i+1 ,Integer.toString(i));
+        }
+
+        assertEquals(NthPlaceLoser.NthPlaceLoser(students, 1 ).rank,  9);
+        assertEquals(NthPlaceLoser.NthPlaceLoser(students, 3 ).rank,  7);
+
+    }
+
+}

NthPlaceLoser/src/Student.java

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+public class Student implements Comparable<Student>{
+    public int rank;
+    public String name;
+
+    public Student(int rank, String name){
+        this.rank = rank;
+        this.name = name;
+    }
+
+    @Override
+    public int compareTo(Student o) {
+        // TODO implement this yourself
+        return 0;
+    }
+
+}