第51题.N皇后修改Java代码

qiuyluo · Aug 26, 2021 · e419a5f · e419a5f
1 parent 5a467c2
commit e419a5f
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/problems/0051.N皇后.md b/problems/0051.N皇后.md
@@ -332,7 +332,7 @@ class Solution {
 
     public boolean isValid(int row, int col, int n, char[][] chessboard) {
         // 检查列
-        for (int i=0; i<n; ++i) {
+        for (int i=0; i<row; ++i) { // 相当于剪枝
             if (chessboard[i][col] == 'Q') {
                 return false;
             }