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diff --git a/utils/tfstats/whokilledwho.h b/utils/tfstats/whokilledwho.h
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+//========= Copyright Valve Corporation, All rights reserved. ============//
+//
+// Purpose: Implementation of CWhoKilledWho
+//
+// $Workfile:     $
+// $Date:         $
+//
+//------------------------------------------------------------------------------------------------------
+// $Log: $
+//
+// $NoKeywords: $
+//=============================================================================//
+#ifndef WHOKILLEDWHO_H
+#define WHOKILLEDWHO_H
+#ifdef WIN32
+#pragma once
+#endif
+
+#include "report.h"
+
+//------------------------------------------------------------------------------------------------------
+// Purpose: CWhoKilledWho is a report element that outputs a detailed scoreboard
+// showing, in a 2x2 matrix who killed who how many times. On the edges of the 
+// matrix, total kills and total deaths for each player are also tallied up
+//------------------------------------------------------------------------------------------------------
+class CWhoKilledWho  :public CReport
+{
+private:
+
+	int* kills;
+	int size;
+	int* deaths;
+
+	//bids map from a player ID to a "board ID" because
+	//player IDs are not necessarily contiguous
+	//and rarely start at 0
+	map<PID,int> bids;
+	int nextbid;
+
+	//this maps from bids back to pids
+	map<int,PID> pids;
+
+	map<pair<int,PID>,int> bidMap;
+	map<int,pair<int,PID> > bidMap2;
+
+	//returns the style class for a cell in the html table
+	const char* getCellClass(int u,int v);
+	void init();
+
+	void makeBidMap();
+public:
+	explicit CWhoKilledWho(){kills=deaths=NULL;init();}
+	void generate();
+	void writeHTML(CHTMLFile& html);
+	~CWhoKilledWho();
+};
+
+
+
+#endif // WHOKILLEDWHO_H