Merge branch 'main' of https://github.com/tkzzzzzz6/Algorithm_beginner_learning_notes

Author: tkzzzzzz6

leetcode/problems/.lcpr_data/bricks.json

@@ -120,6 +120,19 @@
                 1781712000
             ]
         },
+        "2550": {
+            "submit_time": [
+                1776865790,
+                1776865908
+            ],
+            "type": 4,
+            "review_day": [
+                1776873600,
+                1777132800,
+                1777392000,
+                1777996800,
+                1779206400,
+                1781971200
         "100290": {
             "submit_time": [
                 1776767412
@@ -135,4 +148,4 @@
             ]
         }
     }
-}
+}

leetcode/problems/2452.words-within-two-edits-of-dictionary.cpp

@@ -0,0 +1,53 @@
+/*
+ * @Author: tkzzzzzz6
+ * @Date: 2026-04-22 21:37:27
+ * @LastEditors: tkzzzzzz6
+ * @LastEditTime: 2026-04-22 21:44:51
+ */
+/*
+ * @lc app=leetcode.cn id=2452 lang=cpp
+ * @lcpr version=30204
+ *
+ * [2452] 距离字典两次编辑以内的单词
+ */
+
+
+// @lcpr-template-start
+using namespace std;
+#include <algorithm>
+#include <array>
+#include <bitset>
+#include <climits>
+#include <deque>
+#include <functional>
+#include <iostream>
+#include <list>
+#include <queue>
+#include <stack>
+#include <tuple>
+#include <unordered_map>
+#include <unordered_set>
+#include <utility>
+#include <vector>
+// @lcpr-template-end
+// @lc code=start
+class Solution {
+public:
+    vector<string> twoEditWords(vector<string>& queries, vector<string>& dictionary) {
+        
+    }
+};
+// @lc code=end
+
+
+
+/*
+// @lcpr case=start
+// ["word","note","ants","wood"]\n["wood","joke","moat"]\n
+// @lcpr case=end
+
+// @lcpr case=start
+// ["yes"]\n["not"]\n
+// @lcpr case=end
+
+ */

leetcode/problems/2452.words-within-two-edits-of-dictionary.py

@@ -0,0 +1,37 @@
+#
+# @lc app=leetcode.cn id=2452 lang=python3
+# @lcpr version=30204
+#
+# [2452] 距离字典两次编辑以内的单词
+#
+
+
+# @lcpr-template-start
+
+# @lcpr-template-end
+# @lc code=start
+class Solution:
+    def twoEditWords(self, queries: List[str], dictionary: List[str]) -> List[str]:
+        ans = []
+        for q in queries:
+            for s in dictionary:
+                if sum(x != y for x,y in zip(q,s)) <= 2:
+                    ans.append(q)
+                    break
+
+        return ans
+
+# @lc code=end
+
+
+
+#
+# @lcpr case=start
+# ["word","note","ants","wood"]\n["wood","joke","moat"]\n
+# @lcpr case=end
+
+# @lcpr case=start
+# ["yes"]\n["not"]\n
+# @lcpr case=end
+
+#

leetcode/problems/71.simplify-path.cpp

@@ -2,7 +2,7 @@
  * @Author: tkzzzzzz6
  * @Date: 2026-04-20 15:13:56
  * @LastEditors: tkzzzzzz6
- * @LastEditTime: 2026-04-20 15:48:48
+ * @LastEditTime: 2026-04-21 23:00:00
  */
 /*
  * @lc app=leetcode.cn id=71 lang=cpp

niuke/problems/牛客题霸-python入门到实践四十招/NP1.HelloWorld.py

@@ -0,0 +1,15 @@
+# @nc app=nowcoder id=d4ec5f9ac2aa409385e3b91854dda100 topic=314 question=2365044 lang=Python3
+# 2026-04-22 21:58:41
+# https://www.nowcoder.com/practice/d4ec5f9ac2aa409385e3b91854dda100?tpId=314&tqId=2365044
+# [NP1] Hello World!
+
+# @nc code=start
+
+import sys
+
+print("Hello World!")
+
+
+
+
+# @nc code=end

niuke/problems/牛客题霸-python入门到实践四十招/NP10.牛牛最好的朋友们.py

@@ -0,0 +1,32 @@
+'''
+Author: tkzzzzzz6
+Date: 2026-04-23 07:51:35
+LastEditors: tkzzzzzz6
+LastEditTime: 2026-04-23 07:51:42
+'''
+# @nc app=nowcoder id=ff823846af304a9a8cbbdfe2c9e8874c topic=314 question=10055850 lang=Python3
+# 2026-04-23 07:51:35
+# https://www.nowcoder.com/practice/ff823846af304a9a8cbbdfe2c9e8874c?tpId=314&tqId=10055850
+# [NP10] 牛牛最好的朋友们
+
+# @nc code=start
+
+import sys, math
+from collections import deque, defaultdict, Counter
+import heapq, bisect
+input = lambda: sys.stdin.readline().rstrip()
+
+def solve():
+    name1 = input()
+    name2 = input()
+    print(name1 + name2)
+
+if __name__ == "__main__":
+    sys.setrecursionlimit(10**7)
+    t = 1
+    # t = int(input())
+    for _ in range(t):
+        solve()
+
+
+# @nc code=end

niuke/problems/牛客题霸-python入门到实践四十招/NP11.单词的长度.py

@@ -0,0 +1,31 @@
+'''
+Author: tkzzzzzz6
+Date: 2026-04-23 07:52:15
+LastEditors: tkzzzzzz6
+LastEditTime: 2026-04-23 07:52:24
+'''
+# @nc app=nowcoder id=3236759a8bcd43819cfd2b7eb4a9eebb topic=314 question=10055851 lang=Python3
+# 2026-04-23 07:52:15
+# https://www.nowcoder.com/practice/3236759a8bcd43819cfd2b7eb4a9eebb?tpId=314&tqId=10055851
+# [NP11] 单词的长度
+
+# @nc code=start
+
+import sys, math
+from collections import deque, defaultdict, Counter
+import heapq, bisect
+input = lambda: sys.stdin.readline().rstrip()
+
+def solve():
+    word = input()
+    print(len(word))
+
+if __name__ == "__main__":
+    sys.setrecursionlimit(10**7)
+    t = 1
+    # t = int(input())
+    for _ in range(t):
+        solve()
+
+
+# @nc code=end

niuke/problems/牛客题霸-python入门到实践四十招/NP12.格式化输出（二）.py

@@ -0,0 +1,34 @@
+'''
+Author: tkzzzzzz6
+Date: 2026-04-23 07:53:36
+LastEditors: tkzzzzzz6
+LastEditTime: 2026-04-23 07:53:49
+'''
+# @nc app=nowcoder id=3bd78a6de34a447fa49571a03f164fd3 topic=314 question=2365106 lang=Python3
+# 2026-04-23 07:53:36
+# https://www.nowcoder.com/practice/3bd78a6de34a447fa49571a03f164fd3?tpId=314&tqId=2365106
+# [NP12] 格式化输出（二）
+
+# @nc code=start
+
+import sys, math
+from collections import deque, defaultdict, Counter
+import heapq, bisect
+input = lambda: sys.stdin.readline().rstrip()
+
+def solve():
+    name = input()
+
+    print(name.lower())
+    print(name.upper())
+    # print(name.capitalize())
+    print(name.title())
+if __name__ == "__main__":
+    sys.setrecursionlimit(10**7)
+    t = 1
+    # t = int(input())
+    for _ in range(t):
+        solve()
+
+
+# @nc code=end

niuke/problems/牛客题霸-python入门到实践四十招/NP13.格式化输出（三）.py

@@ -0,0 +1,30 @@
+'''
+Author: tkzzzzzz6
+Date: 2026-04-23 07:58:34
+LastEditors: tkzzzzzz6
+LastEditTime: 2026-04-23 07:58:45
+'''
+# @nc app=nowcoder id=cc6cb2b4aac446da902356fec043f5c1 topic=314 question=2365278 lang=Python3
+# 2026-04-23 07:58:34
+# https://www.nowcoder.com/practice/cc6cb2b4aac446da902356fec043f5c1?tpId=314&tqId=2365278
+# [NP13] 格式化输出（三）
+
+# @nc code=start
+
+import sys, math
+from collections import deque, defaultdict, Counter
+import heapq, bisect
+
+def solve():
+    name = input().lstrip().rstrip()
+    print(name)
+
+if __name__ == "__main__":
+    sys.setrecursionlimit(10**7)
+    t = 1
+    # t = int(input())
+    for _ in range(t):
+        solve()
+
+
+# @nc code=end

niuke/problems/牛客题霸-python入门到实践四十招/NP14.不用循环语句的重复输出.py

@@ -0,0 +1,32 @@
+'''
+Author: tkzzzzzz6
+Date: 2026-04-23 07:59:22
+LastEditors: tkzzzzzz6
+LastEditTime: 2026-04-23 07:59:28
+'''
+# @nc app=nowcoder id=9baca399143e418cb471159d3b96743e topic=314 question=10055852 lang=Python3
+# 2026-04-23 07:59:22
+# https://www.nowcoder.com/practice/9baca399143e418cb471159d3b96743e?tpId=314&tqId=10055852
+# [NP14] 不用循环语句的重复输出
+
+# @nc code=start
+
+import sys, math
+from collections import deque, defaultdict, Counter
+import heapq, bisect
+input = lambda: sys.stdin.readline().rstrip()
+
+def solve():
+    name = input()
+    for _ in range(100):
+        print(name,end='')
+
+if __name__ == "__main__":
+    sys.setrecursionlimit(10**7)
+    t = 1
+    # t = int(input())
+    for _ in range(t):
+        solve()
+
+
+# @nc code=end