Restructured version for Jump Game.

randhirk · Nov 19, 2018 · 37a340a · 37a340a
1 parent 1163c3d
commit 37a340a
Showing 1 changed file with 8 additions and 5 deletions.
diff --git a/DP/JumpGame.swift b/DP/JumpGame.swift
@@ -7,16 +7,19 @@
 
 class JumpGame {
     func canJump(_ nums: [Int]) -> Bool {
-        var max = 0
+        var maximumIndex = nums[0]
 
-        for i in 0 ..< nums.count {
-            let farestStep = i + nums[i]
-            if i > max {
+        for (currentIndex, value) in nums.enumerated(){
+
+            if currentIndex > maximumIndex{
                 return false
             }
-            max = max > farestStep ? max : farestStep
+
+            maximumIndex = max(maximumIndex, currentIndex + value)
         }
 
         return true
     }
 }
+
+