diff --git a/Luogu/SmallerSmallerSmaller/P1241 括号序列.cpp b/Luogu/CodeOverclock/P1241 括号序列.cpp
similarity index 100%
rename from Luogu/SmallerSmallerSmaller/P1241 括号序列.cpp
rename to Luogu/CodeOverclock/P1241 括号序列.cpp
diff --git a/Luogu/CodeOverclock/P1551 亲戚.cpp b/Luogu/CodeOverclock/P1551 亲戚.cpp
new file mode 100644
index 0000000..ff93741
--- /dev/null
+++ b/Luogu/CodeOverclock/P1551 亲戚.cpp	
@@ -0,0 +1,50 @@
+#include <iostream>
+#include <vector>
+#include <utility>
+using namespace std;
+
+int main(){
+	int n, m, p;
+	cin >> n >> m >> p;
+	vector<vector<pair<int, int>>> table;
+	table.resize(n + 1);
+	int a, b;
+	for(int i = 0; i < m; i++){
+		cin >> a >> b;
+		
+	} 
+	//unordered_map<int, int> s, rs;
+	//rs : Value -> Key
+	
+	/*
+	int a, b;
+	for(int i = 0; i < m; i++){
+		cin >> a >> b;
+		if(rs.count(a) == 0 && rs.count(b) == 0){
+			rs.emplace(make_pair(a, i));
+			rs.emplace(make_pair(b, i));
+			s.emplace(make_pair(i, a));
+			s.emplace(make_pair(i, b))
+		}
+		else if(rs.count(a) == 0 && rs.count(b) !=0){
+			int key = rs.find(b)->second;
+			rs.emplace(make_pair(a, key));
+			s.emplace(make_pair(key, a));
+		}
+		else if(rs.count(b) == 0 && rs.count(a) !=0){
+			int key = rs.find(a)->second;
+			rs.emplace(make_pair(b, key));
+			s.emplace(make_pair(key, b));
+		}
+		else{
+			int keya = rs.find(a)->second;
+			int keyb = rs.find(b)->second;
+			if(s.count(keya) < s.count(keyb)){
+				//move bucket keya to keyb
+				//noooooooooo, can't change key
+			}
+		}
+		
+	}*/
+	return 0;
+} 
diff --git a/Luogu/SmallerSmallerSmaller/P1996 约瑟夫问题/deque.cpp b/Luogu/CodeOverclock/P1996 约瑟夫问题/deque.cpp
similarity index 100%
rename from Luogu/SmallerSmallerSmaller/P1996 约瑟夫问题/deque.cpp
rename to Luogu/CodeOverclock/P1996 约瑟夫问题/deque.cpp
diff --git a/Luogu/SmallerSmallerSmaller/P3156 【深基15.例1】询问学号/map.cpp b/Luogu/CodeOverclock/P3156 【深基15.例1】询问学号/map.cpp
similarity index 100%
rename from Luogu/SmallerSmallerSmaller/P3156 【深基15.例1】询问学号/map.cpp
rename to Luogu/CodeOverclock/P3156 【深基15.例1】询问学号/map.cpp
diff --git a/Luogu/SmallerSmallerSmaller/P3156 【深基15.例1】询问学号/vector.cpp b/Luogu/CodeOverclock/P3156 【深基15.例1】询问学号/vector.cpp
similarity index 100%
rename from Luogu/SmallerSmallerSmaller/P3156 【深基15.例1】询问学号/vector.cpp
rename to Luogu/CodeOverclock/P3156 【深基15.例1】询问学号/vector.cpp
diff --git a/Luogu/SmallerSmallerSmaller/P4715 【深基16.例1】淘汰赛.cpp b/Luogu/CodeOverclock/P4715 【深基16.例1】淘汰赛.cpp
similarity index 100%
rename from Luogu/SmallerSmallerSmaller/P4715 【深基16.例1】淘汰赛.cpp
rename to Luogu/CodeOverclock/P4715 【深基16.例1】淘汰赛.cpp
diff --git a/Luogu/SmallerSmallerSmaller/P4715 【深基16.例1】淘汰赛.exe b/Luogu/SmallerSmallerSmaller/P4715 【深基16.例1】淘汰赛.exe
deleted file mode 100644
index 33b2019..0000000
Binary files a/Luogu/SmallerSmallerSmaller/P4715 【深基16.例1】淘汰赛.exe and /dev/null differ