Merge pull request #657 from xsduan98/master

第51题.N皇后修改Java代码
youngyangyang04 · Aug 26, 2021 · dd261c0 · dd261c0
2 parents 5b31add + e419a5f
commit dd261c0
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
@@ -341,7 +341,7 @@ 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;
             }