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<title>Lab2DArrays_CalebFontenot.java</title>
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<table width="100%"><tr><td align="center">/home/caleb/ASDV-Java/Semester 2/Assignments/lab-2D-arrays_CalebFontenot/src/main/java/com/calebfontenot/lab/d/arrays_calebfontenot/Lab2DArrays_CalebFontenot.java</td></tr></table>
<pre>
<span class="comment">/*</span>
<span class="comment"> * Click nbfs://nbhost/SystemFileSystem/Templates/Licenses/license-default.txt to change this license</span>
<span class="comment"> * Click nbfs://nbhost/SystemFileSystem/Templates/Project/Maven2/JavaApp/src/main/java/${packagePath}/${mainClassName}.java to edit this template</span>
<span class="comment"> */</span>
<span class="literal">package</span> com.calebfontenot.lab.d.arrays_calebfontenot;
<span class="comment">/**</span>
<span class="comment"> *</span>
<span class="comment"> * </span><span class="comment">@author</span> <span class="comment">caleb</span>
<span class="comment">*/</span>
<span class="literal">public</span> <span class="literal">class</span> Lab2DArrays_CalebFontenot {
<span class="literal">public</span> <span class="literal">static</span> <span class="literal">void</span> main(String[] args)
{
<span class="literal">int</span>[][] a1 = {
{<span class="number">1</span>, <span class="number">2</span>, <span class="number">3</span>, <span class="number">4</span>},
{<span class="number">5</span>, <span class="number">6</span>, <span class="number">7</span>, <span class="number">8</span>},
{<span class="number">9</span>, <span class="number">10</span>, <span class="number">11</span>, <span class="number">12</span>}
};
String[][] a2 = {
{<span class="string">&quot;</span><span class="string">john</span><span class="string">&quot;</span>, <span class="string">&quot;</span><span class="string">paul</span><span class="string">&quot;</span>, <span class="string">&quot;</span><span class="string">james</span><span class="string">&quot;</span>},
{<span class="string">&quot;</span><span class="string">mary</span><span class="string">&quot;</span>, <span class="string">&quot;</span><span class="string">laura</span><span class="string">&quot;</span>, <span class="string">&quot;</span><span class="string">margaret</span><span class="string">&quot;</span>}
};
print(a1);
System.out.println();
print(a2);
<span class="literal">int</span> a3[][] = <span class="literal">new</span> <span class="literal">int</span>[<span class="number">5</span>][<span class="number">5</span>];
initializeArray(a3);
System.out.println();
print(a3);
System.out.println();
<span class="literal">int</span>[][] dupDup = dup(a1);
print(dupDup);
System.out.println();
String[][] a4 = {
{<span class="string">&quot;</span><span class="string">ASDV</span><span class="string">&quot;</span>, <span class="string">&quot;</span><span class="string">MATH</span><span class="string">&quot;</span>, <span class="string">&quot;</span><span class="string">ENGL</span><span class="string">&quot;</span>},
{<span class="string">&quot;</span><span class="string">BIOL</span><span class="string">&quot;</span>, <span class="string">&quot;</span><span class="string">CHEM</span><span class="string">&quot;</span>},
{<span class="string">&quot;</span><span class="string">PHYS</span><span class="string">&quot;</span>}
};
print(a4);
System.out.println();
printColumnMajorOrder(a4);
System.out.println();
<span class="literal">int</span>[][] a5 = {
{<span class="number">1</span>},
{<span class="number">1</span>, <span class="number">2</span>},
{<span class="number">1</span>, <span class="number">2</span>, <span class="number">3</span>}
};
System.out.println(<span class="string">&quot;</span><span class="string">Max number of columns in ar5 is </span><span class="string">&quot;</span> + maxNumberOfColumnsInJagged2DArray(a5));
System.out.println();
<span class="literal">int</span>[][][] a6 = {
{ {<span class="number">1</span>, <span class="number">2</span>}, {<span class="number">3</span>, <span class="number">4</span>} }, <span class="comment">// table 1 NOT jagged 2x2</span>
{{<span class="number">5</span>, <span class="number">6</span>}, {-<span class="number">1</span>} }, <span class="comment">// table 2 jagged</span>
{{<span class="number">7</span>, <span class="number">8</span> ,<span class="number">9</span>}, {<span class="number">10</span>, <span class="number">11</span>}, {<span class="number">12</span>, <span class="number">13</span>, <span class="number">14</span>, <span class="number">15</span>}} <span class="comment">// table 3 jagged</span>
};
print(a6);
String[] a7 = {<span class="string">&quot;</span><span class="string">john</span><span class="string">&quot;</span>, <span class="string">&quot;</span><span class="string">Mary</span><span class="string">&quot;</span>, <span class="string">&quot;</span><span class="string">Paul</span><span class="string">&quot;</span>, <span class="string">&quot;</span><span class="string">nick</span><span class="string">&quot;</span>, <span class="string">&quot;</span><span class="string">Peter</span><span class="string">&quot;</span>, <span class="string">&quot;</span><span class="string">anna</span><span class="string">&quot;</span>};
System.out.println();
selectionSort(a7);
print(a7);
}
<span class="literal">public</span> <span class="literal">static</span> <span class="literal">void</span> print(<span class="literal">int</span>[][] a1)
{
<span class="literal">for</span> (<span class="literal">int</span> i = <span class="number">0</span>; i &lt; a1.length; ++i) {
<span class="literal">for</span> (<span class="literal">int</span> j = <span class="number">0</span>; j &lt; a1[i].length; ++j) {
System.out.print(a1[i][j] + <span class="string">&quot;</span> <span class="string">&quot;</span>);
}
System.out.println();
}
}
<span class="literal">public</span> <span class="literal">static</span> <span class="literal">void</span> print(<span class="literal">int</span>[][][] a1)
{
<span class="literal">for</span> (<span class="literal">int</span> i = <span class="number">0</span>; i &lt; a1.length; ++i) {
System.out.println(<span class="string">&quot;</span><span class="literal">\n</span><span class="string"> Table: </span><span class="string">&quot;</span> + (i+<span class="number">1</span>));
<span class="literal">for</span> (<span class="literal">int</span> j = <span class="number">0</span>; j &lt; a1[i].length; ++j) {
<span class="literal">for</span> (<span class="literal">int</span> k = <span class="number">0</span>; k &lt; a1[i][j].length; ++k) {
System.out.print(a1[i][j][k] + <span class="string">&quot;</span> <span class="string">&quot;</span>);
}
System.out.println();
}
}
}
<span class="literal">public</span> <span class="literal">static</span> <span class="literal">void</span> print(String[][] a1)
{
<span class="literal">for</span> (<span class="literal">int</span> i = <span class="number">0</span>; i &lt; a1.length; ++i) {
<span class="literal">for</span> (<span class="literal">int</span> j = <span class="number">0</span>; j &lt; a1[i].length; ++j) {
System.out.print(a1[i][j] + <span class="string">&quot;</span> <span class="string">&quot;</span>);
}
System.out.println();
}
}
<span class="literal">public</span> <span class="literal">static</span> <span class="literal">void</span> print(String[] a1)
{
<span class="literal">for</span> (<span class="literal">int</span> i = <span class="number">0</span>; i &lt; a1.length; ++i) {
System.out.print(a1[i] + <span class="string">&quot;</span> <span class="string">&quot;</span>);
}
System.out.println();
}
<span class="literal">public</span> <span class="literal">static</span> <span class="literal">void</span> initializeArray(<span class="literal">int</span>[][] a1)
{
<span class="literal">for</span> (<span class="literal">int</span> i = <span class="number">0</span>; i &lt; a1.length; ++i) {
<span class="literal">for</span> (<span class="literal">int</span> j = <span class="number">0</span>; j &lt; a1[i].length; ++j) {
a1[i][j] = (<span class="literal">int</span>) (Math.random() * <span class="number">11</span>);
}
}
}
<span class="literal">public</span> <span class="literal">static</span> <span class="literal">int</span>[][] dup(<span class="literal">int</span>[][] a1)
{
<span class="literal">int</span>[][] dupArray = <span class="literal">new</span> <span class="literal">int</span>[a1.length][a1[<span class="number">0</span>].length];
<span class="literal">for</span> (<span class="literal">int</span> i = <span class="number">0</span>; i &lt; a1.length; ++i) {
<span class="literal">for</span> (<span class="literal">int</span> j = <span class="number">0</span>; j &lt; a1[i].length; ++j) {
dupArray[i][j] = a1[i][j];
}
}
<span class="literal">return</span> dupArray;
}
<span class="literal">public</span> <span class="literal">static</span> <span class="literal">void</span> printColumnMajorOrder(String[][] ar)
{
<span class="literal">int</span> row = <span class="number">0</span>;
<span class="literal">int</span> column = <span class="number">0</span>;
<span class="literal">int</span> max = maxNumberOfColumnsInJagged2DArray(ar);
<span class="literal">for</span> (column = <span class="number">0</span>; column &lt; max; ++column) {
<span class="literal">for</span> (row = <span class="number">0</span>; row &lt; ar.length; ++row) {
<span class="literal">if</span> (column &lt; ar[row].length) {
System.out.print(ar[row][column] + <span class="string">&quot;</span> <span class="string">&quot;</span>);
}
}
System.out.println();
}
}
<span class="literal">public</span> <span class="literal">static</span> <span class="literal">int</span> maxNumberOfColumnsInJagged2DArray(<span class="literal">int</span>[][] ar) {
<span class="literal">int</span> maxNumberOfColumns = <span class="number">0</span>;
<span class="literal">for</span> (<span class="literal">int</span> row = <span class="number">0</span>; row &lt; ar.length; ++row) {
<span class="literal">if</span> (ar[row].length &gt; maxNumberOfColumns) {
maxNumberOfColumns = ar[row].length;
}
}
<span class="literal">return</span> maxNumberOfColumns;
}
<span class="literal">public</span> <span class="literal">static</span> <span class="literal">int</span> maxNumberOfColumnsInJagged2DArray(String[][] ar) {
<span class="literal">int</span> maxNumberOfColumns = <span class="number">0</span>;
<span class="literal">for</span> (<span class="literal">int</span> row = <span class="number">0</span>; row &lt; ar.length; ++row) {
<span class="literal">if</span> (ar[row].length &gt; maxNumberOfColumns) {
maxNumberOfColumns = ar[row].length;
}
}
<span class="literal">return</span> maxNumberOfColumns;
}
<span class="literal">public</span> <span class="literal">static</span> <span class="literal">void</span> printARow(<span class="literal">int</span>[] rowOf2D) {
<span class="literal">for</span> (<span class="literal">int</span> i = <span class="number">0</span>; i &lt; rowOf2D.length; ++i) {
System.out.print(rowOf2D[i] + <span class="string">&quot;</span> <span class="string">&quot;</span>);
}
System.out.println();
}
<span class="literal">public</span> <span class="literal">static</span> <span class="literal">void</span> selectionSort(<span class="literal">int</span>[] ar1) {
<span class="literal">for</span> (<span class="literal">int</span> i = <span class="number">0</span>; i &lt; ar1.length - <span class="number">1</span>; ++i) {
<span class="literal">for</span> (<span class="literal">int</span> j = i + <span class="number">1</span>; j &lt; ar1.length; ++j) {
<span class="literal">if</span> (ar1[i] &gt; ar1[j]) {
<span class="literal">int</span> temp = ar1[i];
ar1[i] = ar1[j];
ar1[j] = temp;
}
}
}
}
<span class="literal">public</span> <span class="literal">static</span> <span class="literal">void</span> selectionSort(String[] ar1) {
<span class="literal">for</span> (<span class="literal">int</span> i = <span class="number">0</span>; i &lt; ar1.length - <span class="number">1</span>; ++i) {
<span class="literal">for</span> (<span class="literal">int</span> j = i + <span class="number">1</span>; j &lt; ar1.length; ++j) {
<span class="comment">// Compare all chars in string if first chars match</span>
<span class="literal">char</span> compChar1 = ar1[i].charAt(<span class="number">0</span>), compChar2 = ar1[j].charAt(<span class="number">0</span>);
<span class="literal">for</span> (<span class="literal">int</span> index = <span class="number">1</span>; index &lt; ar1[i].length(); ++index) {
<span class="literal">if</span> (Character.toLowerCase(compChar1) == Character.toLowerCase(compChar2)) {
<span class="literal">try</span> {
compChar1 = ar1[i].charAt(index);
compChar2 = ar1[j].charAt(index);
} <span class="literal">catch</span> (Exception ex) {
<span class="comment">// If it&#39;s failed, the index has gone out of range.</span>
<span class="literal">break</span>;
}
}
}
<span class="literal">if</span> (Character.toLowerCase(compChar1) &gt; Character.toLowerCase(compChar2)) {
String temp = ar1[i];
ar1[i] = ar1[j];
ar1[j] = temp;
}
}
}
}
}
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