From beac4eb5b192a5bc1ea5f43e532b926b694f565d Mon Sep 17 00:00:00 2001
From: rain84 <rainy_sky@mail.ru>
Date: Mon, 17 Jun 2024 19:18:12 +0300
Subject: [PATCH] feat: add 2nd ts solution to lc problem: No.0633

---
 .../0633.Sum of Square Numbers/README.md      | 23 +++++++++++++++++++
 .../0633.Sum of Square Numbers/README_EN.md   | 23 +++++++++++++++++++
 .../0633.Sum of Square Numbers/Solution2.ts   |  8 +++++++
 3 files changed, 54 insertions(+)
 create mode 100644 solution/0600-0699/0633.Sum of Square Numbers/Solution2.ts

diff --git a/solution/0600-0699/0633.Sum of Square Numbers/README.md b/solution/0600-0699/0633.Sum of Square Numbers/README.md
index 83336bc2d3ce8..82a94564c56c3 100644
--- a/solution/0600-0699/0633.Sum of Square Numbers/README.md	
+++ b/solution/0600-0699/0633.Sum of Square Numbers/README.md	
@@ -193,4 +193,27 @@ impl Solution {
 
 <!-- solution:end -->
 
+<!-- solution:start -->
+
+### Solution 2: Mathematics, "b" should always be an integer, if b = Root(c - a^2)
+
+<!-- tabs:start -->
+
+#### TypeScript
+
+```ts
+function judgeSquareSum(c: number): boolean {
+    for (let a = 0, inc = -1; a <= c; inc += 2, a += inc) {
+        const b = Math.sqrt(c - a);
+        if (b === (b | 0)) return true;
+    }
+
+    return false;
+}
+```
+
+<!-- tabs:end -->
+
+<!-- solution:end -->
+
 <!-- problem:end -->
diff --git a/solution/0600-0699/0633.Sum of Square Numbers/README_EN.md b/solution/0600-0699/0633.Sum of Square Numbers/README_EN.md
index 2fa651879c40f..90e98a9ba13f9 100644
--- a/solution/0600-0699/0633.Sum of Square Numbers/README_EN.md	
+++ b/solution/0600-0699/0633.Sum of Square Numbers/README_EN.md	
@@ -191,4 +191,27 @@ impl Solution {
 
 <!-- solution:end -->
 
+<!-- solution:start -->
+
+### Solution 2: Mathematics, b should always be an integer, if b = Root(c - a^2)
+
+<!-- tabs:start -->
+
+#### TypeScript
+
+```ts
+function judgeSquareSum(c: number): boolean {
+    for (let a = 0, inc = -1; a <= c; inc += 2, a += inc) {
+        const b = Math.sqrt(c - a);
+        if (b === (b | 0)) return true;
+    }
+
+    return false;
+}
+```
+
+<!-- tabs:end -->
+
+<!-- solution:end -->
+
 <!-- problem:end -->
diff --git a/solution/0600-0699/0633.Sum of Square Numbers/Solution2.ts b/solution/0600-0699/0633.Sum of Square Numbers/Solution2.ts
new file mode 100644
index 0000000000000..b4f9e67cb01a6
--- /dev/null
+++ b/solution/0600-0699/0633.Sum of Square Numbers/Solution2.ts	
@@ -0,0 +1,8 @@
+function judgeSquareSum(c: number): boolean {
+    for (let a = 0, inc = -1; a <= c; inc += 2, a += inc) {
+        const b = Math.sqrt(c - a);
+        if (b === (b | 0)) return true;
+    }
+
+    return false;
+}