Update ReverseInteger.java

Author: phungducnhan

src/main/java/com/leetcode/math/ReverseInteger.java

@@ -38,7 +38,7 @@ public class ReverseInteger {
      * @param num an integer.
      * @return the reverse of {@code num}.
      */
-    private static int reverse(int num) {
+    public static int reverse(int num) {
         long reverse = 0;
         int pop;
 
@@ -59,4 +59,4 @@ public static void main(String[] args) {
         System.out.println(reverse(Integer.MAX_VALUE));
         System.out.println(reverse(Integer.MIN_VALUE));
     }
-}
+}