diff --git a/include/heavykeeper.h b/include/heavykeeper.h
new file mode 100644
index 0000000..c90d1df
--- /dev/null
+++ b/include/heavykeeper.h
@@ -0,0 +1,36 @@
+#pragma once
+//ifndef _heavykeeper_H
+//#define _heavykeeper_H
+#include "../init/params.h"
+
+#define HK_d 2
+#define HK_b 1.08
+#define rep(i,a,n) for(int i=a;i<=n;i++)
+using namespace std;
+
+class heavykeeper
+{
+    private:
+        ssummary *ss;
+        struct node {int C,FP;} HK[HK_d][MAX_MEM+10];
+        BOBHash64 * bobhash;
+        int K,M2;
+     public:
+     heavykeeper(int M2, int K);
+     void clear();
+     unsigned long long Hash(string ST);
+     void Insert(string x);
+     struct Node {string x; int y;} q[MAX_MEM+10];
+     static int cmp(Node i,Node j) {return i.y>j.y;}
+     void work();
+     pair<string ,int> Query(int k);
+     //~heavykeeper();
+
+
+
+
+
+};
+
+
+//#endif
\ No newline at end of file