From 26c4004d74c2480a96722a563a5dd724cedb1e71 Mon Sep 17 00:00:00 2001
From: fwqaaq <fwqaaq@gmail.com>
Date: Thu, 11 Jan 2024 17:40:16 +0800
Subject: [PATCH] Apply suggestions from code review

---
 problems/0200.岛屿数量.深搜版.md | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/problems/0200.岛屿数量.深搜版.md b/problems/0200.岛屿数量.深搜版.md
index 7431fbef..18442943 100644
--- a/problems/0200.岛屿数量.深搜版.md
+++ b/problems/0200.岛屿数量.深搜版.md
@@ -413,13 +413,13 @@ func numIslands(grid [][]byte) int {
 }
 
 func dfs(grid [][]byte, visited [][]bool, i, j int) {
+        visited[x][y] = true
 	for _, d := range DIRECTIONS {
 		x, y := i+d[0], j+d[1]
 		if x < 0 || x >= len(grid) || y < 0 || y >= len(grid[0]) {
 			continue
 		}
 		if grid[x][y] == '1' && !visited[x][y] {
-			visited[x][y] = true
 			dfs(grid, visited, x, y)
 		}
 	}