Update README.md

yanglbme · web-flow · commit 82434ebbab62 · 2024-11-22T15:34:35.000+08:00
diff --git a/solution/2200-2299/2257.Count Unguarded Cells in the Grid/README.md b/solution/2200-2299/2257.Count Unguarded Cells in the Grid/README.md
@@ -285,7 +285,7 @@ function countUnguarded(m, n, guards, walls) {
 
 <!-- solution:start -->
 
-### Solution 2: Simulation
+### 方法二：DFS + 模拟
 
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