添加 0977.有序数组的平方 Python3 Go Rust版本

problems/0977.有序数组的平方.md

@@ -100,10 +100,66 @@ public:
 Java：
 
 Python：
-
+```Python
+class Solution:
+    def sortedSquares(self, nums: List[int]) -> List[int]:
+        n = len(nums)
+        i,j,k = 0,n - 1,n - 1
+        ans = [-1] * n
+        while i <= j:
+            lm = nums[i] ** 2
+            rm = nums[j] ** 2
+            if lm > rm:
+                ans[k] = lm
+                i += 1
+            else:
+                ans[k] = rm
+                j -= 1
+            k -= 1
+        return ans
+```
 
 Go：
-
+```Go
+func sortedSquares(nums []int) []int {
+	n := len(nums)
+	i, j, k := 0, n-1, n-1
+	ans := make([]int, n)
+	for i <= j {
+		lm, rm := nums[i]*nums[i], nums[j]*nums[j]
+		if lm > rm {
+			ans[k] = lm
+			i++
+		} else {
+			ans[k] = rm
+			j--
+		}
+		k--
+	}
+	return ans
+}
+```
+Rust
+```
+impl Solution {
+    pub fn sorted_squares(nums: Vec<i32>) -> Vec<i32> {
+        let n = nums.len();
+        let (mut i,mut j,mut k) = (0,n - 1,n- 1);
+        let mut ans = vec![0;n];
+        while i <= j{
+            if nums[i] * nums[i] < nums[j] * nums[j] {
+                ans[k] = nums[j] * nums[j];
+                j -= 1;
+            }else{
+                ans[k] = nums[i] * nums[i];
+                i += 1;
+            }
+            k -= 1;
+        }
+        ans
+    }
+}
+```
 
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 * 作者微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)