55

Author: lzl124631x

leetcode/55. Jump Game/README.md

@@ -61,8 +61,7 @@ Or
 class Solution {
 public:
     bool canJump(vector<int>& A) {
-        int last = 0;
-        for (int i = 0; i <= last; ++i) {
+        for (int i = 0, last = 0; i <= last; ++i) {
             last = max(last, i + A[i]);
             if (last >= A.size() - 1) return true;
         }