Merge pull request #1354 from thecoderenroute/master

Fixing errors and warnings

Others/3 sum.java

@@ -53,8 +53,8 @@ class threesum{
 				else r--;
 			}
 		}
-		
 
+		sc.close();
 		
 	}
 }

Sorts/BucketSort.java

@@ -1,7 +1,8 @@
+package Sorts;
 
 import java.util.Random;
  
-public class Bucket_Sort 
+public class BucketSort 
 {
     static int[] sort(int[] sequence, int maxValue) 
     {

Sorts/SelectionSort.java

@@ -10,10 +10,12 @@ public class SelectionSort implements SortAlgorithm {
 
     /**
      * This method swaps the two elements in the array
+     * @param <T>
      * @param arr, i, j The array for the swap and 
                         the indexes of the to-swap elements
      */
-    public void swap(T[] arr, int i, int j) {
+    
+    public <T> void swap(T[] arr, int i, int j) {
        T temp = arr[i];
        arr[i] = arr[j];
        arr[j] = temp;