TCCC07 Round 4

🏠 Top Players Rounds Latest Charts Ratings About

8.28 Proper adjustment of K is advantageous to the player, for his opponents, and for the integrity of the entire pool.

2007-09-22

Division 1

2007 TopCoder Collegiate Challenge - Online Round 4

Rating	perf	err	err2	tau	rho	ΔR	\|ΔR\|	ΔR min	ΔR max	max
SRMFix	0.241	0.705	1.031	0.452	0.618	5.6	19.7	-76	118	3372
EloSRM	0.241	0.707	1.031	0.464	0.639	5.8	11.9	-36	69	3849
SRM	0.273	0.729	1.083	0.451	0.617	0.0	51.5	-188	182	3526
initial	0.196	0.838	1.229	0.323	0.455	23.6	100.9	-350	608	3929

Player	score	rank	seed	perf	rounds	Δ Elo	Elo new	Elo rank	Δ SRM	SRM new	SRM rank
bmerry	1,283.96	1	11.75	3.55	96	23	3570	4	131	3209	3
Petr	1,255.67	2	3.40	0.76	126	7	3849	1	37	3526	1
Zhukov_Dmitry	1,060.19	3	44.84	3.90	36	48	3223	48	124	2830	18
fuwenjie	979.03	4	61.72	3.95	35	69	3125	87	182	2474	84
Egor	894.51	5	27.43	2.46	115	16	3343	23	98	2865	14
cyfra	736.79	6	34.09	2.51	54	42	3305	26	86	2826	20
kalinov	719.79	7	18.43	1.40	161	11	3445	8	56	3015	8
shell	650.16	8	73.28	3.20	54	43	3022	146	155	2395	107
xhl_kogitsune	642.56	9	42.54	2.24	41	32	3224	47	93	2646	49
marek.cygan	588.54	10	19.74	0.98	150	8	3424	10	14	3152	4
Per	578.56	11	22.37	1.02	55	19	3402	14	57	2873	13
gawry	570.34	12	24.62	1.04	106	11	3368	19	35	2907	11
AdrianKuegel	561.65	13	43.55	1.74	171	13	3198	55	54	2808	23
pparys	546.38	14	28.82	1.04	72	19	3332	24	46	2826	20
Macsy	540.61	15	58.30	1.96	30	55	3134	79	103	2524	76
kia	535.79	16	34.86	1.12	77	14	3270	32	36	2806	24
domino	500.38	17	55.10	1.70	49	32	3133	80	66	2631	51
Astein	500.20	18	52.90	1.56	48	23	3140	78	92	2474	84
tomekkulczynski	494.63	19	26.70	0.49	65	9	3343	22	35	2822	22
Psyho	494.12	20	56.97	1.51	90	19	3107	94	83	2477	83
Alexus	490.76	21	92.38	2.14	30	56	2905	231	131	2226	182
Burunduk1	487.93	22	40.50	0.88	50	18	3227	44	35	2728	34
ACRush	478.03	23	6.49	-1.82	75	-9	3680	2	-61	3353	2
Chmel_Tolstiy	477.82	24	61.64	1.36	59	20	3077	108	64	2525	75
jakubr	459.78	25	34.26	0.45	92	8	3270	33	16	2765	31
konqueror	458.16	26	65.42	1.33	117	14	3045	130	80	2391	109
.Invader	450.04	27	50.20	0.90	81	13	3148	75	34	2671	41
krijgertje	435.19	28	16.20	-0.79	139	-4	3463	6	-5	2942	10
gevak	428.41	29	46.11	0.67	101	9	3175	64	31	2613	54
embe	422.54	30	57.58	0.94	65	18	3102	97	78	2345	124
vahem	418.78	31	77.62	1.32	55	30	2981	167	90	2277	154
wintokk	412.23	32	68.76	1.10	36	26	3035	138	73	2358	121
Jacek	409.66	33	80.90	1.29	98	18	2947	192	93	2205	190
FedorTsarev	404.63	34	81.29	1.26	36	35	2961	178	73	2332	130
Revenger	391.20	35	38.81	0.15	118	4	3226	45	23	2563	66
Vasyl[alphacom]	375.56	36	36.21	0.01	76	3	3247	38	-5	2797	25
overwise	368.11	37	64.34	0.80	83	17	3055	123	59	2356	122
rlp	357.22	38	95.32	1.33	80	24	2852	300	74	2251	170
Vitaliy	345.72	39	33.27	-0.23	45	0	3270	31	-19	2797	25
lovro	342.53	40	48.68	0.28	116	6	3153	73	27	2492	81
Im2Good	337.72	41	53.35	0.38	142	6	3119	90	14	2572	64
ilyakor	290.66	42	87.94	1.07	29	37	2918	217	83	2195	194
yiuyuho	289.10	43	63.13	0.55	62	11	3057	121	33	2427	98
VitalyGoldstein	278.32	44	46.18	0.07	64	4	3169	66	29	2440	93
sghao126	273.24	45	56.64	0.33	82	8	3098	98	15	2505	80
nika	255.64	46	35.69	-0.37	38	-3	3246	39	3	2588	62
dmytro	250.00	47	53.87	0.20	94	6	3116	92	-2	2568	65
Savior	249.97	48	71.75	0.58	126	9	2998	159	47	2289	147
nicka81	246.19	49	46.43	-0.08	173	1	3164	68	-16	2662	43
Jonick	242.02	50	63.27	0.34	41	10	3056	122	38	2322	134
darnley	237.21	51	22.47	-1.18	39	-12	3370	18	-29	2742	33
abikbaev	236.24	52	45.34	-0.20	42	0	3171	65	26	2378	112
chEEtah	235.24	53	76.46	0.53	70	13	2971	171	41	2264	159
daveagp	234.33	54	39.36	-0.46	73	-4	3214	50	-26	2693	37
pashka	233.09	55	36.21	-0.60	59	-5	3239	40	-21	2685	38
NauCoder	226.75	56	67.02	0.26	69	7	3027	142	22	2352	123
lukasP	225.00	57	66.80	0.23	83	6	3028	141	4	2451	89
Relja	221.60	58	117.09	1.01	61	24	2664	594	94	2001	338
Ying	221.32	59	30.35	-0.96	109	-6	3292	28	-24	2660	45
Eryx	216.06	60	16.28	-1.88	136	-11	3455	7	-82	2953	9
bus	214.85	61	82.59	0.44	40	19	2937	202	41	2173	211
Jasko	214.83	62	63.85	0.04	85	4	3046	129	6	2375	114
niphoton	213.03	63	93.32	0.57	169	8	2851	302	38	2179	206
DmitryKlenov	212.50	64	97.77	0.61	46	18	2829	336	39	2123	238
ktuan	210.96	65	61.35	-0.08	37	2	3060	118	-5	2406	104
monsoon	207.06	66	51.01	-0.37	166	-2	3128	84	-4	2392	108
StevieT	204.43	67	84.35	0.33	36	14	2920	215	17	2257	163
not2knight	203.89	68	69.45	0.03	36	5	3010	151	12	2281	151
hhanger	198.76	69	87.78	0.35	32	14	2896	243	32	2142	226
blekdrago	198.75	70	97.95	0.48	108	10	2819	349	23	2179	206
falagar	197.30	71	42.02	-0.76	24	-14	3183	60	-28	2488	82
Ostap	191.86	72	89.95	0.32	56	10	2877	274	-1	2306	139
tsjoker	185.90	73	64.74	-0.17	29	-1	3035	137	15	2155	221
lucab	183.94	74	52.57	-0.49	21	-12	3107	93	-23	2399	106
nfs	181.81	75	126.53	0.76	42	29	2545	861	85	1853	506
rlblaster	177.26	76	111.12	0.55	43	19	2719	502	51	1985	362
Orange_Cloud	176.70	77	93.14	0.28	46	9	2854	298	32	2062	285
levlam	172.80	78	77.90	-0.00	22	5	2954	185	6	2205	190
Charizard	168.75	79	86.54	0.13	35	7	2897	242	5	2188	200
kp7	163.39	80	69.85	-0.20	81	-1	3001	156	-40	2458	86
JBoy	159.36	81	78.43	-0.05	18	4	2949	189	9	2127	236
aktayv	156.43	82	84.18	0.04	23	7	2914	223	10	2117	243
AnonnymousT	154.42	83	105.39	0.34	51	17	2767	429	23	2031	310
mateuszek	149.85	84	100.48	0.26	26	16	2805	376	31	2000	341
Rostislav	149.54	85	87.84	0.05	101	3	2885	262	3	2126	237
InsaneParadox	147.73	86	110.53	0.36	92	13	2718	505	44	1910	437
jbernadas	143.83	87	79.32	-0.13	32	0	2939	200	-12	2189	198
Barlennan	135.09	88	94.75	0.11	43	7	2840	318	2	2078	273
cz.vx.bc	111.57	89	106.93	0.26	56	11	2748	451	34	1949	403
bug27	100.00	90	94.24	0.07	60	4	2840	317	1	2076	276
zibada	75.00	91	82.16	-0.15	33	-1	2919	216	-15	2181	205
SpaceFlyer	50.00	92	58.80	-0.66	30	-13	3065	116	-57	2390	110
vlad89	50.00	92	66.04	-0.49	61	-7	3021	147	-38	2287	148
blueblimp	50.00	92	87.64	-0.09	24	1	2881	268	-10	2090	264
Jan_Kuipers	25.00	95	37.17	-1.38	137	-10	3233	42	-95	2678	39
ardiankp	25.00	95	44.14	-1.13	165	-7	3177	62	-76	2519	78
paranoia	25.00	95	70.45	-0.45	56	-7	2987	166	-38	2241	173
Jedi_Knight	25.00	95	73.15	-0.40	44	-6	2970	174	-40	2253	168
Vintik	0.00	99	66.83	-0.78	87	-7	3080	106	-93	2335	128
kubus	0.00	99	70.95	-0.69	58	-9	3043	134	-95	2332	130
hupo001	0.00	99	72.07	-0.67	27	-14	3029	140	-88	2261	161
pdallago	0.00	99	74.24	-0.62	13	-20	3005	153	-76	2158	216
olo	0.00	99	80.77	-0.50	60	-7	2963	177	-58	2111	249
gunnark	0.00	99	82.72	-0.47	31	-12	2941	197	-61	2116	244
par86	0.00	99	86.12	-0.41	37	-8	2916	218	-60	2119	241
MB__	0.00	99	88.02	-0.38	75	-4	2902	236	-50	2060	288
haskell-master	0.00	99	91.98	-0.32	33	-7	2862	287	-38	1999	343
HappyDude	0.00	99	92.16	-0.31	93	-5	2863	285	-58	2123	238
cep21	0.00	99	93.36	-0.29	62	-4	2852	301	-57	2105	253
FloppyCat	0.00	99	94.51	-0.28	16	-9	2835	325	-46	2006	334
ditzone	0.00	99	94.88	-0.27	41	-5	2836	324	-47	2055	293
blackmath	0.00	99	96.16	-0.25	74	-3	2824	342	-46	2040	303
edx	0.00	99	96.91	-0.24	63	-4	2816	356	-47	2056	292
goo	0.00	99	96.97	-0.24	45	-4	2815	357	-45	2034	307
sidky	0.00	99	96.99	-0.24	120	-2	2817	353	-39	2034	307
sheiech	0.00	99	97.91	-0.23	78	-4	2805	377	-41	2004	335
metaljaguar	0.00	99	99.27	-0.21	66	-3	2791	392	-35	1976	372
unnonouno	0.00	99	99.83	-0.20	29	-5	2783	406	-29	1886	462
zjq	0.00	99	101.21	-0.18	105	-2	2770	425	-32	1913	435
artie	0.00	99	101.28	-0.18	48	-3	2768	428	-52	2061	286
dvickrey	0.00	99	103.82	-0.14	93	-2	2737	467	-25	1940	410
vpj	0.00	99	104.52	-0.13	33	-2	2729	475	-8	1771	610
jackiex	0.00	99	104.85	-0.13	16	-5	2722	495	-33	1882	470
eleusive	0.00	99	105.49	-0.12	135	-1	2717	506	-52	2058	289
Wojtek	0.00	99	106.97	-0.10	109	-1	2697	543	-49	2050	297
Ice-man	0.00	99	109.33	-0.07	35	-1	2661	596	-17	1784	592
wata	0.00	99	110.70	-0.05	11	0	2639	650	7	1734	655
dragoon	0.00	99	116.18	0.02	35	3	2528	920	7	1724	670
TrePe	0.00	99	117.41	0.04	64	2	2492	1023	21	1525	1115
sonyckson	0.00	99	118.47	0.05	35	4	2460	1103	-12	1783	595
dzhulgakov	-25.00	131	48.11	-1.48	20	-36	3129	83	-188	2291	144
xOberon	-25.00	131	56.53	-1.25	67	-13	3088	103	-165	2360	120
ikabiljo	-25.00	131	65.67	-1.03	34	-21	3014	149	-170	2227	180
Soultaker	-25.00	131	67.42	-1.00	89	-11	3011	150	-160	2237	174
FatSimon	-25.00	131	68.03	-0.98	29	-26	2993	164	-152	2120	240
Minilek	-25.00	131	92.11	-0.55	138	-6	2840	321	-120	1981	366
Mateusz87	-25.00	131	99.31	-0.44	40	-10	2778	415	-114	1902	444
Lomir	-25.00	131	128.77	-0.06	31	-2	2406	1266	-74	1591	955
AlphaStream	-50.00	139	115.36	-0.27	33	-8	2650	629	-141	1671	770
Krzysan	-100.00	140	57.32	-1.29	151	-9	3077	107	-159	2414	101