com_binary_tree

#	id	userid	last_child_id	node_flag
1351	3919	1962	3698	1
1352	3921	1963	1963	1
1353	3922	1963	1963	2
1354	3923	1964	1964	1
1355	3924	1964	4760	2
1356	3925	1965	1965	1
1357	3926	1965	1965	2
1358	3928	1966	1966	2
1359	3927	1966	2913	1
1360	3930	1967	3459	2
1361	3929	1967	5041	1
1362	3932	1968	3697	2
1363	3931	1968	3698	1
1364	3934	1969	2212	2
1365	3933	1969	16473	1
1366	3936	1970	1970	2
1367	3935	1970	3698	1
1368	3938	1971	1971	2
1369	3937	1971	5199	1
1370	3939	1972	2650	1
1371	3940	1972	3005	2
1372	3942	1973	1973	2
1373	3941	1973	3698	1
1374	3943	1974	1974	1
1375	3944	1974	3567	2
1376	3946	1975	1975	2
1377	3945	1975	2556	1
1378	3948	1976	1976	2
1379	3947	1976	1989	1
1380	3950	1977	11149	2
1381	3949	1977	11154	1
1382	3952	1978	2393	2
1383	3951	1978	3698	1
1384	3954	1979	1979	2
1385	3953	1979	3261	1
1386	3956	1980	1980	2
1387	3955	1980	3261	1
1388	3958	1981	2070	2
1389	3957	1981	2264	1
1390	3959	1982	2185	1
1391	3960	1982	2845	2
1392	3961	1983	1983	1
1393	3962	1983	3163	2
1394	3964	1984	1984	2
1395	3963	1984	4218	1
1396	3966	1985	1985	2
1397	3965	1985	2650	1
1398	3967	1986	1986	1
1399	3968	1986	3163	2
1400	3970	1987	1987	2