diff --git a/codefever b/codefever
index c62c50c6b..fe64454d3 100644
--- a/codefever
+++ b/codefever
@@ -1,4 +1,5 @@
-#include<bits/stdc++.h>
+#include<iostream>
+#include<cmath>
 using namespace std;
 int main()
 {