- fix spelling

lists/arraylist/arraylist.go

@@ -286,7 +286,7 @@ func (list *List) String() string {
 	return str
 }
 
-// Check that the index is withing bounds of the list
+// Check that the index is within bounds of the list
 func (list *List) withinRange(index int) bool {
 	return index >= 0 && index < list.size
 }

lists/doublylinkedlist/doublylinkedlist.go

@@ -418,7 +418,7 @@ func (list *List) String() string {
 	return str
 }
 
-// Check that the index is withing bounds of the list
+// Check that the index is within bounds of the list
 func (list *List) withinRange(index int) bool {
 	return index >= 0 && index < list.size
 }

lists/singlylinkedlist/singlylinkedlist.go

@@ -388,7 +388,7 @@ func (list *List) String() string {
 	return str
 }
 
-// Check that the index is withing bounds of the list
+// Check that the index is within bounds of the list
 func (list *List) withinRange(index int) bool {
 	return index >= 0 && index < list.size
 }

stacks/arraystack/arraystack.go

@@ -137,7 +137,7 @@ func (stack *Stack) String() string {
 	return str
 }
 
-// Check that the index is withing bounds of the list
+// Check that the index is within bounds of the list
 func (stack *Stack) withinRange(index int) bool {
 	return index >= 0 && index < stack.list.Size()
 }

stacks/linkedliststack/linkedliststack.go

@@ -133,7 +133,7 @@ func (stack *Stack) String() string {
 	return str
 }
 
-// Check that the index is withing bounds of the list
+// Check that the index is within bounds of the list
 func (stack *Stack) withinRange(index int) bool {
 	return index >= 0 && index < stack.list.Size()
 }

trees/binaryheap/binaryheap.go

@@ -192,7 +192,7 @@ func (heap *Heap) bubbleUp() {
 	}
 }
 
-// Check that the index is withing bounds of the list
+// Check that the index is within bounds of the list
 func (heap *Heap) withinRange(index int) bool {
 	return index >= 0 && index < heap.list.Size()
 }