Cheng-Yu Tsai (蔡承佑)

Region	WCA ID	Gender	Competitions	Completed Solves
Chinese Taipei	2024TSAI02	Male	19	897

Current Personal Records

Event	NR	CR	WR	Single	Average	WR	CR	NR
3x3x3 Cube	55	1003	3029	6.89	8.11	1846	665	39
2x2x2 Cube	38	674	3092	1.43	2.94	3847	1005	45
4x4x4 Cube	28	280	824	26.48	32.33	1200	410	39
5x5x5 Cube	26	213	606	50.40	56.66	616	217	26
6x6x6 Cube	37	383	1083	1:50.95	2:02.35	1247	441	45
7x7x7 Cube	113	1256	3810	3:59.10
3x3x3 Blindfolded	56	1546	4645	2:24.45
3x3x3 Fewest Moves	81	1240	4711	38
3x3x3 One-Handed	43	974	2882	12.93	15.99	2572	937	43
Clock	47	778	3283	7.15	7.73	2349	540	32
Megaminx	42	679	2535	56.46	1:10.28	3486	937	52
Pyraminx	6	86	386	1.44	2.28	253	63	5
Skewb	70	1124	4571	3.35	4.45	1826	480	23
Square-1	14	171	846	8.53	10.27	493	106	11

Medal Collection

Gold	Silver	Bronze
1	1	4

Results
Map

Competition	Round	Place	Single	Average	Solves
3x3x3 Cube
Taiwan Championship 2025	Semi Final	28	7.00	8.63	11.83	9.27	7.00	8.33	8.28
	Second round	40	8.44	9.36	8.86	9.28	9.95	8.44	13.10
	First round	46	9.24	9.62	9.77	9.24	9.65	9.53	9.67
Shin Kong Cube Open - Kaohsiung 2025	Final	10	7.31	8.78	11.38	7.31	8.44	8.00	9.89
	Second round	7	6.89	8.11	9.30	8.21	6.89	8.85	7.28
	First round	15	8.62	10.14	12.96	8.62	10.35	10.94	9.12
Taoyuan Airport Cube Day 2025	Second round	14	7.00	9.05	7.00	9.52	9.93	8.80	8.84
	First round	34	8.05	9.99	8.05	9.78	10.12	11.15	10.07
Shin Kong Cube Open - Taichung 2025	Final	19	9.93	10.64	10.02	12.41	10.53	9.93	11.37
	Second round	18	7.95	9.45	9.14	7.95	9.43	9.79	9.81
	First round	23	7.37	9.90	10.34	8.72	10.85	10.64	7.37
Hsinchu Summer Open 2025	Second round	34	8.51	10.33	12.45	9.51	9.02	8.51	12.50
	First round	15	8.20	8.92	8.48	10.13	8.91	8.20	9.37
Maru Cube Day Taiwan 2025	Second round	16	7.46	8.93	9.49	8.08	7.46	9.21	11.07
	First round	22	7.93	9.24	8.86	12.39	7.93	9.30	9.56
Taipei Summer Open 2025	Second round	18	7.85	8.53	8.79	8.26	8.53	11.06	7.85
	First round	24	8.15	8.98	9.83	8.15	8.88	8.38	9.69
Zhongshan Open 2025	Second round	28	8.68	10.71	12.01	10.13	9.99	8.68	12.02
	First round	14	8.17	8.95	8.96	8.53	8.17	16.79	9.35
Pingtung Winter Open 2025	Second round	67	7.98	DNF	8.69	7.98	8.14	DNF	DNF
	First round	17	8.40	9.28	9.62	11.28	9.34	8.40	8.87
Taiwan Championship 2024	Second round	115	9.25	DNF	DNF	10.87	9.25	10.06	DNF
	First round	30	8.97	9.71	8.97	9.67	9.30	10.89	10.17
Taoyuan Airport Cube Day 2024	Semi Final	21	8.58	10.19	9.88	8.58	10.66	10.02	13.81
	Second round	36	9.39	10.74	11.35	9.67	9.39	14.59	11.19
	First round	20	8.05	9.39	9.30	9.41	9.45	10.03	8.05
Shin Kong Cube Open - Kaohsiung 2024	Final	14	8.21	9.62	8.42	8.21	10.29	10.15	11.39
	Second round	17	8.74	10.20	9.11	11.72	8.74	12.55	9.76
	First round	15	9.03	10.11	10.28	DNF	9.77	9.03	10.27
Shin Kong Cube Open - Taichung 2024	Second round	27	9.21	10.52	11.11	9.21	11.46	10.47	9.98
	First round	17	8.66	9.84	9.97	9.66	9.95	8.66	9.90
Maru Cube Day Taiwan 2024	Second round	30	8.41	10.15	8.72	10.91	8.41	10.83	12.68
	First round	24	8.54	9.56	9.90	10.42	9.49	8.54	9.30
Taipei Summer Open 2024	Second round	17	7.95	9.37	10.70	8.90	8.50	12.65	7.95
	First round	26	8.82	9.64	8.82	13.41	9.62	9.52	9.77
Chien Kuo Cubing Party 2024	Second round	28	9.19	10.13	10.37	10.65	9.19	9.62	10.39
	First round	24	9.34	10.16	9.34	10.01	10.52	9.96	11.95
Zhongshan Open 2024	Second round	37	10.02	12.41	10.02	13.64	26.94	11.57	12.03
	First round	41	8.86	12.46	9.26	8.86	12.73	DNF	15.40
Taichung Open 2024	Second round	24	9.53	10.42	11.21	10.78	10.11	9.53	10.37
	First round	44	10.63	11.66	12.60	10.63	11.27	11.10	12.88
2x2x2 Cube
Taiwan Championship 2025	Second round	18	2.53	3.32	3.02	3.74	5.37	2.53	3.19
	First round	17	2.51	3.09	3.09	2.51	2.95	3.34	3.23
Taoyuan Airport Cube Day 2025	Final	8	2.75	3.29	3.46	5.28	3.10	2.75	3.32
	Second round	11	2.59	3.03	3.18	2.59	2.74	3.17	3.38
	First round	55	3.55	4.83	5.88	4.19	5.19	5.10	3.55
Hsinchu Summer Open 2025	Final	7	2.44	3.36	3.47	3.68	5.24	2.44	2.93
	First round	10	2.65	3.09	3.06	2.65	2.92	3.30	4.35
Maru Cube Day Taiwan 2025	Second round	22	2.72	3.77	5.50	2.72	3.51	3.19	4.62
	First round	24	2.47	3.95	3.69	4.17	4.29	2.47	4.00
Taipei Summer Open 2025	Second round	27	2.83	3.90	4.41	3.51	10.26	2.83	3.77
	First round	62	3.05	4.54	4.18	3.05	6.07	3.60	5.85
Taiwan Championship 2024	Second round	44	2.01	4.45	3.85	2.01	5.55	6.20	3.96
	First round	20	2.64	3.59	3.56	4.87	3.92	2.64	3.30
Taoyuan Airport Cube Day 2024	Second round	68	1.43	DNF	4.98	DNF	1.43	6.64	DNF
	First round	12	2.24	2.94	3.51	2.49	2.98	3.36	2.24
Maru Cube Day Taiwan 2024	Second round	38	4.13	4.54	4.29	5.04	6.57	4.28	4.13
	First round	32	3.08	4.25	4.34	3.08	3.82	4.68	4.58
Taipei Summer Open 2024	Second round	47	3.40	4.61	4.04	3.40	3.77	6.39	6.02
	First round	49	3.17	4.30	3.17	3.48	6.24	4.70	4.72
Taichung Open 2024	Final	12	3.13	4.94	3.13	5.66	5.29	6.01	3.86
	First round	9	2.73	3.30	3.74	2.74	2.73	3.42	5.59
4x4x4 Cube
Taiwan Championship 2025	Second round	22	28.49	32.33	42.71	31.23	34.17	28.49	31.58
	First round	46	26.48	34.82	36.44	26.48	36.13	32.75	35.57
Taoyuan Airport Cube Day 2025	Second round	18	32.16	35.21	34.11	34.16	32.16	38.91	37.35
	First round	20	33.00	35.23	36.14	33.00	37.52	34.04	35.50
Hsinchu Summer Open 2025	First round	15	29.80	33.31	32.36	33.25	29.80	34.32	2:48.23
Maru Cube Day Taiwan 2025	First round	19	28.57	32.89	28.57	37.32	30.43	34.06	34.18
Taipei Summer Open 2025	First round	29	30.32	34.53	34.69	35.76	35.38	33.53	30.32
Pingtung Winter Open 2025	Second round	21	32.44	36.07	36.67	36.08	32.44	36.48	35.65
	First round	22	32.44	34.53	39.46	32.44	35.01	33.32	35.27
Taiwan Championship 2024	Second round	25	33.96	35.28	33.99	33.96	34.54	37.31	37.53
	First round	20	31.04	33.96	31.04	36.19	33.30	36.00	32.59
Taoyuan Airport Cube Day 2024	Second round	20	30.62	35.28	37.58	35.56	32.71	30.62	38.55
	First round	23	33.53	37.43	38.30	37.64	36.34	40.20	33.53
Maru Cube Day Taiwan 2024	First round	34	32.32	38.85	32.32	39.65	42.42	42.78	34.48
Taipei Summer Open 2024	First round	51	33.75	43.04	47.17	33.75	42.00	43.11	44.01
Chien Kuo Cubing Party 2024	First round	34	35.82	41.04	41.78	40.03	42.74	41.30	35.82
Zhongshan Open 2024	First round	34	39.89	45.61	48.51	39.89	46.60	48.49	41.74
Taichung Open 2024	First round	48	44.73	46.90	45.70	DNF	44.73	45.72	49.29
5x5x5 Cube
Taiwan Championship 2025	Second round	29	50.40	58.91	50.40	55.73	1:20.64	53.05	1:07.94
	First round	23	51.08	56.66	57.48	58.50	53.99	1:03.27	51.08
Taoyuan Airport Cube Day 2025	Final	12	53.44	57.92	1:09.56	55.98	53.44	59.11	58.68
	Second round	10	52.76	56.76	54.45	1:07.42	1:00.50	52.76	55.34
	First round	15	55.68	59.78	1:04.46	55.68	1:11.51	55.96	58.91
Maru Cube Day Taiwan 2025	First round	16	53.49	59.47	1:01.09	56.40	1:05.83	1:00.92	53.49
Taipei Summer Open 2025	First round	25	56.69	1:00.75	1:06.72	1:06.44	56.69	58.39	57.43
Zhongshan Open 2025	First round	18	1:00.57	1:03.65	1:02.47	1:04.11	1:00.57	1:06.88	1:04.38
Pingtung Winter Open 2025	Second round	19	1:02.02	1:05.45	1:05.93	1:07.28	1:07.02	1:02.02	1:03.41
	First round	21	58.75	1:06.87	1:12.24	58.75	1:08.39	1:04.14	1:08.08
Taiwan Championship 2024	Second round	31	1:05.10	1:06.08	1:10.87	1:06.45	1:05.10	1:05.13	1:06.65
	First round	33	1:05.47	1:07.10	1:05.97	1:05.47	1:08.32	DNF	1:07.01
Taoyuan Airport Cube Day 2024	First round	27	1:08.51	1:09.51	1:08.51	1:08.99	1:09.17	1:16.37	1:10.36
Maru Cube Day Taiwan 2024	First round	32	1:02.42	1:11.43	1:15.89	1:02.42	1:02.82	1:26.69	1:15.59
Taipei Summer Open 2024	First round	33	1:01.51	1:11.02	1:22.14	1:08.97	1:14.62	1:01.51	1:09.46
Chien Kuo Cubing Party 2024	First round	49	1:19.96	1:26.57	1:28.89	1:19.96	1:28.86	1:26.17	1:24.68
6x6x6 Cube
Taiwan Championship 2025	First round	33	1:50.95	2:02.35	2:02.54	1:50.95	2:13.55
Taipei Summer Open 2025	First round	37	2:14.24	2:21.30	2:27.91	2:21.76	2:14.24
Pingtung Winter Open 2025	First round	21	2:14.89	2:20.10	2:14.89	2:21.27	2:24.13
7x7x7 Cube
Taiwan Championship 2025	First round	66	3:59.10		3:59.10
3x3x3 Blindfolded
Taiwan Championship 2024	Final	27	3:34.56	DNF	DNF	3:34.56	4:44.26
Please Be Quiet Taiwan 2024	Final	11	3:10.44	DNF	DNF	3:10.44	DNF
	Second round	14	2:24.45	DNF	DNF	2:34.44	2:24.45
	First round	20	3:14.29	DNF	DNF	3:14.29	DNF
3x3x3 Fewest Moves
Taiwan Championship 2025	Final	17	38		38
Taiwan Championship 2024	Final	11	39		39
3x3x3 One-Handed
Taiwan Championship 2025	First round	32	13.69	17.19	16.65	19.32	16.27	13.69	18.65
Hsinchu Summer Open 2025	First round	15	14.54	17.40	19.15	20.26	14.54	16.61	16.43
Maru Cube Day Taiwan 2025	First round	19	14.85	17.33	19.44	14.85	16.34	18.56	17.09
Taipei Summer Open 2025	First round	43	18.37	21.00	23.03	26.18	21.30	18.68	18.37
Pingtung Winter Open 2025	Second round	19	14.08	19.69	16.70	26.38	19.85	14.08	22.52
	First round	14	14.43	15.99	17.80	16.80	15.91	15.27	14.43
Taiwan Championship 2024	First round	27	13.78	18.90	13.78	16.41	19.17	21.25	21.12
Maru Cube Day Taiwan 2024	First round	14	15.51	16.80	17.13	15.51	17.44	15.84	17.93
Taipei Summer Open 2024	First round	15	12.93	16.07	16.32	18.25	15.11	16.79	12.93
Chien Kuo Cubing Party 2024	First round	17	14.83	17.43	22.18	18.30	18.28	14.83	15.72
Taichung Open 2024	Final	28	18.65	20.44	21.83	19.56	23.89	18.65	19.93
Clock
Taiwan Championship 2025	First round	36	8.40	9.24	DNF	8.59	8.40	10.17	8.97
Taipei Summer Open 2025	First round	31	8.38	11.64	8.99	DNF	8.38	10.00	15.94
Zhongshan Open 2025	Final	8	7.15	7.73	18.51	7.49	7.48	7.15	8.23
	First round	15	7.78	8.75	8.48	8.75	DNF	7.78	9.02
Taiwan Championship 2024	First round	63	12.27	16.32	17.06	12.27	15.22	16.69	DNF
Megaminx
Taiwan Championship 2025	First round	47	1:01.18	1:11.92	1:07.78	1:18.73	1:09.24	1:22.68	1:01.18
Maru Cube Day Taiwan 2025	First round	24	56.46	1:10.28	1:09.21	1:14.67	56.46	1:12.50	1:09.13
Taipei Summer Open 2025	First round	35	1:12.50	1:15.47	1:12.50	1:12.60	1:22.71	1:15.96	1:17.85
Zhongshan Open 2025	First round	19	1:18.40	1:22.41	1:18.40	1:20.04	1:20.43	1:26.77	1:29.83
Pingtung Winter Open 2025	First round	20	1:14.49	1:20.14	1:26.74	1:18.90	1:17.72	1:14.49	1:23.81
Taiwan Championship 2024	First round	46	1:19.42	1:29.86	1:33.31	1:28.50	1:43.58	1:19.42	1:27.76
Maru Cube Day Taiwan 2024	First round	24	1:11.83	1:22.31	1:24.37	1:11.83	1:25.08	1:17.49	1:31.93
Pyraminx
Taiwan Championship 2025	Final	7	1.96	3.15	2.81	5.97	3.66	2.99	1.96
	First round	9	2.33	3.34	3.92	2.45	3.80	2.33	3.78
Taoyuan Airport Cube Day 2025	Final	3	2.00	2.87	3.41	4.97	2.00	2.53	2.68
	Second round	3	1.90	3.09	2.63	3.83	2.80	4.65	1.90
	First round	3	1.85	3.07	3.51	3.01	2.68	4.04	1.85
Maru Cube Day Taiwan 2025	Final	3	1.84	2.69	2.39	2.61	1.84	DNF	3.06
	Second round	7	2.20	3.16	2.80	4.84	2.20	4.01	2.68
	First round	1	1.72	2.28	1.72	5.12	2.91	2.01	1.92
Taipei Summer Open 2025	Final	3	2.05	2.65	2.05	2.57	2.65	3.83	2.72
	First round	4	1.52	3.03	3.04	4.88	2.91	3.13	1.52
Pingtung Winter Open 2025	Final	1	2.08	2.95	2.59	2.98	3.29	4.33	2.08
	Second round	4	2.04	3.42	2.04	3.18	6.80	3.82	3.27
	First round	1	1.84	2.56	1.84	5.23	2.95	2.38	2.34
Taiwan Championship 2024	Final	8	2.74	4.55	4.25	4.54	2.74	4.97	4.85
	First round	4	2.35	2.93	2.35	3.44	2.75	4.24	2.60
Taoyuan Airport Cube Day 2024	Final	3	2.11	2.91	2.12	3.04	2.11	6.37	3.57
	Second round	4	2.35	3.68	2.66	2.35	5.18	3.19	6.77
	First round	5	2.41	4.24	4.96	7.05	5.17	2.41	2.58
Maru Cube Day Taiwan 2024	Final	7	3.19	3.58	3.25	11.00	3.85	3.64	3.19
	Second round	9	1.68	3.46	5.24	1.68	3.75	3.55	3.09
	First round	8	2.99	3.55	4.19	2.99	3.10	3.66	3.88
Taipei Summer Open 2024	Final	10	4.18	4.86	4.44	4.18	6.53	4.68	5.47
	Second round	9	3.01	3.80	3.01	3.80	4.13	6.11	3.46
	First round	6	1.64	3.46	3.51	1.64	3.70	3.18	3.86
Chien Kuo Cubing Party 2024	Final	7	2.57	3.82	3.35	3.21	4.89	2.57	5.16
	Second round	8	3.20	3.81	4.44	4.02	3.73	3.20	3.67
	First round	8	3.25	4.47	3.25	4.00	7.33	4.90	4.52
Zhongshan Open 2024	Final	11	1.44	5.92	6.68	6.60	1.44	5.59	5.56
	First round	7	4.20	5.40	6.50	6.96	4.88	4.82	4.20
Skewb
Taiwan Championship 2025	First round	22	4.94	5.93	5.89	5.70	6.56	4.94	6.20
Taoyuan Airport Cube Day 2025	Second round	27	5.70	7.41	7.58	6.66	7.99	8.27	5.70
	First round	11	3.94	5.77	5.80	4.74	3.94	7.10	6.78
Hsinchu Summer Open 2025	Final	2	4.46	5.20	4.46	5.02	4.73	5.84	6.61
	First round	6	3.35	5.84	7.64	3.35	4.88	8.57	5.00
Taipei Summer Open 2025	Final	11	4.82	5.37	6.14	7.83	4.95	4.82	5.02
	Second round	11	3.60	4.45	4.30	3.60	3.79	5.27	6.70
	First round	21	3.40	6.01	3.40	6.40	9.81	5.70	5.93
Zhongshan Open 2025	Final	12	4.36	5.22	4.87	4.36	4.43	6.35	7.65
	First round	13	4.69	5.50	4.69	6.96	4.75	6.80	4.94
Pingtung Winter Open 2025	Second round	23	4.26	6.91	5.21	9.23	4.26	6.28	12.28
	First round	24	4.25	7.14	4.25	9.39	5.90	7.34	8.17
Taiwan Championship 2024	First round	36	6.83	7.76	6.83	8.93	8.14	8.27	6.88
Taoyuan Airport Cube Day 2024	Second round	24	5.85	7.23	7.35	7.86	7.21	7.12	5.85
	First round	44	6.82	9.61	6.82	10.56	8.31	17.06	9.96
Zhongshan Open 2024	First round	35	6.81	9.12	8.28	9.59	6.81	10.18	9.50
Square-1
Taiwan Championship 2025	Final	8	9.46	11.50	11.82	11.39	11.29	12.44	9.46
	First round	6	8.53	10.27	11.52	8.53	9.91	10.05	10.85
Taoyuan Airport Cube Day 2025	Final	4	9.68	11.75	13.57	10.77	16.40	9.68	10.91
	First round	4	9.58	10.87	9.69	9.58	11.29	11.63	11.65
Taipei Summer Open 2025	Final	6	10.81	12.79	10.81	11.90	16.14	10.97	15.50
	First round	10	11.85	14.96	18.95	16.37	15.28	11.85	13.23
Pingtung Winter Open 2025	Final	5	10.17	14.28	14.60	15.69	12.54	16.04	10.17
	First round	5	10.51	12.79	13.53	17.71	10.58	10.51	14.26
Taiwan Championship 2024	First round	19	10.73	17.80	10.73	13.95	22.40	17.06	23.14
Maru Cube Day Taiwan 2024	First round	17	16.62	19.73	22.87	16.62	21.20	20.13	17.86
Taipei Summer Open 2024	First round	17	12.14	18.15	19.32	17.86	12.14	17.28	DNF
Chien Kuo Cubing Party 2024	Final	12	14.44	20.74	16.45	14.44	24.35	21.43	28.90
	First round	8	14.63	15.32	15.56	18.48	14.75	15.66	14.63
Zhongshan Open 2024	Final	9	14.63	19.08	14.63	22.88	18.36	16.00	24.22
	First round	13	18.68	21.28	22.83	22.57	20.32	20.95	18.68