Create InsertionSortInteger

InsertionSortInteger

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+package sorts;
+/**
+ * This is my implementation of an insertion sort.
+ * 
+ * I decided to do this when i didn't feel comfortable enough about implementing 
+ * different types of sorts, so this is my trial and error to try and get myself to implement
+ * the various sorts correctly. 
+ * 
+ * @author Kody C. Kendall
+ *
+ */
+public class InsertionSort {
+
+
+	public int[] insertionIntArraySort(int[] initialArray){
+
+		int[] sortedArray = new int[initialArray.length];
+
+		//Marking first element as sorted. 
+		sortedArray[0] = initialArray[0];
+
+		//For each element in the initialArray
+		for (int index = 1; index < initialArray.length; index++){	
+
+			//Finding the last index that was sorted
+			int lastSortedIndex = index;
+
+			//Extracting the next element to be compared w/ other sorted elements from initial array
+			int extractedElement = initialArray[index];
+
+			//Compare the values of the sorted index to the current extractedElement
+			for (lastSortedIndex = index; lastSortedIndex > 0; lastSortedIndex--){
+
+				//If our extracted element is smaller than element to the right, switch them. 
+				if (sortedArray[lastSortedIndex-1] > extractedElement){
+					//move the element to the left of extractedElement to the right in sortedArray
+					sortedArray[lastSortedIndex] = sortedArray[lastSortedIndex-1];
+					//And move the current extractedElement to the left one (since it's smaller). 
+					sortedArray[lastSortedIndex-1] = extractedElement;
+				}
+				else{
+					//insert element where it is.
+					sortedArray[lastSortedIndex] = extractedElement;
+					//Terminating loop since element is in the right spot. 
+					break;  
+				}
+
+			}
+
+		}
+
+		return sortedArray;
+
+	}
+
+}