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Semester 2/Exams/Exam1_ChloeFontenot/src/main/java/com/chloefontenot/exam1_chloefontenot/Exam1_CalebFontenot.java

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+/*
+ * Click nbfs://nbhost/SystemFileSystem/Templates/Licenses/license-default.txt to change this license
+ * Click nbfs://nbhost/SystemFileSystem/Templates/Project/Maven2/JavaApp/src/main/java/${packagePath}/${mainClassName}.java to edit this template
+ */
+
+package com.chloefontenot.exam1_chloefontenot;
+
+/**
+ *
+ * @author ar114
+ */
+public class Exam1_ChloeFontenot {
+
+    public static void main(String[] args) {
+        System.out.println("Hello World!".toUpperCase());
+    }
+}

Semester 2/Exams/Exam1_ChloeFontenot/src/main/java/com/chloefontenot/exam1_chloefontenot/Location.java

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+/*
+ * Click nbfs://nbhost/SystemFileSystem/Templates/Licenses/license-default.txt to change this license
+ * Click nbfs://nbhost/SystemFileSystem/Templates/Classes/Class.java to edit this template
+ */
+package com.chloefontenot.exam1_chloefontenot;
+
+/**
+ *
+ * @author ar114
+ */
+public class Location {
+
+    public static int row;
+    public static int column;
+    public static double maxValue;
+    
+    int x, y;
+    Location(int x, int y) {
+        this.x = x;
+        this.y = y;
+    }
+
+    public static Location locateLargest(double[][] arr) {
+        maxValue = arr[0][0];
+        //Find max value
+        for (int i = 0; i < arr.length - 1; ++i) {
+            for (int j = 0; j < arr[i].length; ++j) {
+                if (maxValue < arr[i][j]) {
+                    maxValue = arr[i][j];
+                    column = i;
+                    row = j;
+                }
+            }
+        }
+        return new Location(column, row);
+    }
+
+    @Override
+    public String toString() {
+        String s = "The location of the largest element is ";
+        s += maxValue + " at (" + this.x + ", "+ this.y +")";
+        return s;
+    }
+
+    public static void main(String[] args) {
+        double[][] arr = {
+            {23.5, 35, 2, 10, 12},
+            {4.5, 3, 45},
+            {35, 44, 5.5, 9.6}
+        };
+        System.out.println(locateLargest(arr));
+        
+    }
+}

Semester 2/Exams/Exam1_ChloeFontenot/src/main/java/com/chloefontenot/exam1_chloefontenot/MyStringBuilder.java

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+/*
+ * Click nbfs://nbhost/SystemFileSystem/Templates/Licenses/license-default.txt to change this license
+ * Click nbfs://nbhost/SystemFileSystem/Templates/Classes/Class.java to edit this template
+ */
+package com.chloefontenot.exam1_chloefontenot;
+
+import java.util.Arrays;
+
+/**
+ *
+ * @author chloe
+ */
+public class MyStringBuilder {
+
+    //private int size = 0; // Size is not necessary. Remove it and modify the code.
+    //private int capacity = 0; //not necessary
+    private char[] buffer;
+
+    public MyStringBuilder() {
+    }
+
+    public MyStringBuilder(char[] chars) {
+        buffer = chars;
+    }
+
+    public MyStringBuilder(String s) {
+        buffer = s.toCharArray();
+    }
+
+    private void increaseCapacity(int newCapacity) {
+        char[] temp = new char[newCapacity];
+        System.arraycopy(buffer, 0, temp, 0, buffer.length);
+        buffer = temp;
+    }
+
+    public MyStringBuilder append(MyStringBuilder s) {
+        int oldLength = buffer.length;
+        char[] toAdd = s.buffer;
+        increaseCapacity(toAdd.length + oldLength);
+        int j = 0;
+        for (int i = oldLength; i < (oldLength + s.buffer.length); ++i) {
+            buffer[i] = toAdd[j++];
+        }
+        return this;
+    }
+
+    /**
+     * public MyStringBuilder append(int i) {
+     *
+     * }
+     *
+     * @return 
+    *
+     */
+    public int length() {
+        return buffer.length -1;
+    }
+
+    public char charAt(int index) {
+        return buffer[index];
+    }
+
+    public MyStringBuilder toLowerCase() {
+        for (int i = 0; i < buffer.length; ++i) {
+            buffer[i] = Character.toLowerCase(buffer[i]);
+        }
+        return this;
+    }
+
+    public MyStringBuilder substring(int begin, int end) {
+        String s = "";
+        for (int i = begin; i < end; ++i) {
+            s += buffer[i];
+        }
+        return new MyStringBuilder(s.toCharArray());
+    }
+
+    @Override
+    public String toString() {
+        String s = "";
+        for(char c: buffer)
+        {
+            s += c;
+        }
+        return s;
+    }
+
+    public MyStringBuilder reverse() {
+        char[] reversed = new char[buffer.length];
+        int j = 0;
+        for (int i = buffer.length - 1; i >= 0; --i) {
+            reversed[i] = buffer[j];
+            j++;
+        }
+        buffer = reversed;
+        return this;
+    }
+
+    public MyStringBuilder substring(int begin) {
+        return substring(begin, buffer.length);
+    }
+
+    public MyStringBuilder toUpperCase() {
+        for (int i = 0; i < buffer.length; ++i) {
+            buffer[i] = Character.toUpperCase(buffer[i]);
+        }
+        return this;
+    }
+
+    public static void main(String[] args) {
+        MyStringBuilder s1 = new MyStringBuilder("Welcome to");
+        MyStringBuilder s2 = new MyStringBuilder(" Java");
+
+        System.out.println(s1.length());
+        System.out.println(s1.charAt(3));
+        System.out.println(s1.toUpperCase().toString());
+        s1.append(s2);
+        System.out.println(s1.toString());
+        System.out.println(s1.substring(1, 4));
+        System.out.println(s1.reverse());
+        System.out.println(s1.reverse());
+    }
+}

Semester 2/Exams/Exam1_ChloeFontenot/src/main/java/com/chloefontenot/exam1_chloefontenot/Question1.java

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+/*
+ * Click nbfs://nbhost/SystemFileSystem/Templates/Licenses/license-default.txt to change this license
+ * Click nbfs://nbhost/SystemFileSystem/Templates/Classes/Class.java to edit this template
+ */
+package com.chloefontenot.exam1_chloefontenot;
+
+/**
+ *
+ * @author ar114
+ */
+public class Question1 {
+
+    public static void sort(int[] arr) {
+        for (int i = 0; i < arr.length - 1; ++i) {
+            for (int j = i + 1; j < arr.length; ++j) {
+                if (arr[i] > arr[j]) {
+                    int temp = arr[i];
+                    arr[i] = arr[j];
+                    arr[j] = temp;
+                }
+            }
+        }
+    }
+    
+    public static void print(int[][][] arr) {
+        for (int i = 0; i < arr.length; ++i) {
+            for (int j = 0; j < arr[i].length; ++j) {
+                for (int k = 0; k < arr[i][j].length; ++k) {
+                    System.out.print(arr[i][j][k] + " ");
+                }
+                System.out.println();
+            }
+        }
+    }
+    public static void main(String[] args) {
+        int[][][] arr = {
+            {
+                {11, 2, 6, 22}, {3, 90, 112, 40, 7, 12}
+            },
+            {
+                {10, -20, 3}, {300, 50}
+            }
+                
+        };
+        for (int i = 0; i < arr.length; ++i) {
+            for (int j = 0; j < arr[i].length; ++j) {
+                sort(arr[i][j]);
+            }
+        }
+        
+        print(arr);
+    }
+}