添加 0045.跳跃游戏II Rust版本

添加 0045.跳跃游戏II Rust版本

problems/0045.跳跃游戏II.md

@@ -305,6 +305,56 @@ object Solution {
 }
 ```
 
+### Rust
+
+```Rust
+//版本一
+impl Solution {
+    fn max(a: i32, b:i32) -> i32 {
+        if a > b { a } else { b }
+    }
+    pub fn jump(nums: Vec<i32>) -> i32 {
+        if nums.len() == 0 { return 0; }
+        let mut cur_distance: i32 = 0;
+        let mut ans: i32 = 0;
+        let mut next_distance: i32 = 0;
+        for i in 0..nums.len() {
+            next_distance = Self::max(nums[i] + i as i32, next_distance);
+            if i as i32 == cur_distance {
+                if cur_distance != (nums.len() - 1) as i32 {
+                    ans += 1;
+                    cur_distance = next_distance;
+                    if next_distance == (nums.len() - 1) as i32 { break; }
+                }
+                else { break; }
+            }
+        }
+        ans
+    }
+}
+```
+
+```Rust
+//版本二
+impl Solution {
+    fn max(a: i32, b:i32) -> i32 {
+        if a > b { a } else { b }
+    }
+    pub fn jump(nums: Vec<i32>) -> i32 {
+        let mut cur_distance: i32 = 0;
+        let mut ans: i32 = 0;
+        let mut next_distance: i32 = 0;
+        for i in 0..nums.len() - 1 {
+            next_distance = Self::max(nums[i] + i as i32, next_distance);
+            if i as i32 == cur_distance {
+                cur_distance = next_distance;
+                ans += 1;
+            }
+        }
+        ans
+    }
+}
+```
 
 
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