refactor 624

Author: fishercoder1534

src/main/java/com/fishercoder/solutions/_624.java

@@ -31,18 +31,19 @@
  */
 public class _624 {
 
-    public int maxDistance(int[][] arrays) {
-        List<Integer> max = new ArrayList<>();
-        for (int[] array : arrays) {
-            max.add(array[array.length - 1]);
+    public static class Solution1 {
+        public int maxDistance(int[][] arrays) {
+            List<Integer> max = new ArrayList<>();
+            for (int[] array : arrays) {
+                max.add(array[array.length - 1]);
+            }
+            Collections.sort(max);
+            int ans = Integer.MIN_VALUE;
+            for (int[] array : arrays) {
+                int big = array[array.length - 1] == max.get(max.size() - 1) ? max.get(max.size() - 2) : max.get(max.size() - 1);
+                ans = Math.max(ans, big - array[0]);
+            }
+            return ans;
         }
-        Collections.sort(max);
-        int ans = Integer.MIN_VALUE;
-        for (int[] array : arrays) {
-            int big = array[array.length - 1] == max.get(max.size() - 1) ? max.get(max.size() - 2) : max.get(max.size() - 1);
-            ans = Math.max(ans, big - array[0]);
-        }
-        return ans;
     }
-
 }