diff --git a/Code chef/CodeChef MARCHA1.cpp b/Code chef/CodeChef MARCHA1.cpp
index 06cf9e0..d577a1a 100644
--- a/Code chef/CodeChef MARCHA1.cpp	
+++ b/Code chef/CodeChef MARCHA1.cpp	
@@ -1,19 +1,5 @@
 #define _CRT_SECURE_NO_WARINGS
-#include<iostream>
-#include<algorithm>
-#include<string>
-#include<map>
-#include<vector>
-#include<set>
-#include<cmath>
-#include<bitset>
-#include<iterator>
-#include<queue>
-#include<unordered_map>
-#include<iomanip>
-#include<functional>
-#include<stack>
-#include<sstream>
+#include<bits/stdc++.h>
 #define fast ios::sync_with_stdio(0); cin.tie(0); cout.tie(0);
 #define PI 3.14159265;
 typedef long long ll;
diff --git a/Codeforces/115A.cpp b/Codeforces/115A.cpp
index c879081..89da150 100644
--- a/Codeforces/115A.cpp
+++ b/Codeforces/115A.cpp
@@ -4,7 +4,6 @@
 #define PI 3.14159265;
 typedef long long ll;
 using namespace std;
-typedef long long ll;
 vector<ll>par;
 vector<bool>tk;
 bool ad[2001][2001] = { 0 };