rename temp[] to copy[] in resizing array code

Author: kevin-wayne

src/main/java/edu/princeton/cs/algs4/ResizingArrayBag.java

@@ -60,10 +60,10 @@ public int size() {
     // resize the underlying array holding the elements
     private void resize(int capacity) {
         assert capacity >= n;
-        Item[] temp = (Item[]) new Object[capacity];
+        Item[] copy = (Item[]) new Object[capacity];
         for (int i = 0; i < n; i++)
-            temp[i] = a[i];
-        a = temp;
+            copy[i] = a[i];
+        a = copy;
     }
 
     /**

src/main/java/edu/princeton/cs/algs4/ResizingArrayQueue.java

@@ -72,11 +72,11 @@ public int size() {
     // resize the underlying array
     private void resize(int capacity) {
         assert capacity >= n;
-        Item[] temp = (Item[]) new Object[capacity];
+        Item[] copy = (Item[]) new Object[capacity];
         for (int i = 0; i < n; i++) {
-            temp[i] = q[(first + i) % q.length];
+            copy[i] = q[(first + i) % q.length];
         }
-        q = temp;
+        q = copy;
         first = 0;
         last  = n;
     }

src/main/java/edu/princeton/cs/algs4/ResizingArrayStack.java

@@ -74,11 +74,11 @@ private void resize(int capacity) {
         assert capacity >= n;
 
         // textbook implementation
-        Item[] temp = (Item[]) new Object[capacity];
+        Item[] copy = (Item[]) new Object[capacity];
         for (int i = 0; i < n; i++) {
-            temp[i] = a[i];
+            copy[i] = a[i];
         }
-        a = temp;
+        a = copy;
 
        // alternative implementation
        // a = java.util.Arrays.copyOf(a, capacity);