Yu-Chia Chang (張祐嘉)
| Region | WCA ID | Gender | Competitions | Completed Solves | Chinese Taipei | 2019CHAN59 | Male | 12 | 371 |
|---|
Current Personal Records
| Event | NR | CR | WR | Single | Average | WR | CR | NR | |
|---|---|---|---|---|---|---|---|---|---|
| 3x3x3 Cube | 17 | 440 | 1303 | 5.95 | 7.06 | 652 | 259 | 13 | |
| 2x2x2 Cube | 125 | 2197 | 9022 | 2.01 | 2.74 | 3219 | 870 | 40 | |
| 4x4x4 Cube | 74 | 767 | 2195 | 29.58 | 35.62 | 2736 | 977 | 94 | |
| 5x5x5 Cube | 171 | 1633 | 4601 | 1:09.46 | 1:20.05 | 5347 | 1882 | 181 | |
| 3x3x3 Fewest Moves | 104 | 1631 | 5953 | 40 | |||||
| 3x3x3 One-Handed | 85 | 1750 | 4858 | 14.23 | 19.34 | 6759 | 2623 | 129 | |
| Clock | 91 | 1714 | 7127 | 9.43 | 12.50 | 8544 | 2053 | 110 | |
| Megaminx | 91 | 1567 | 5637 | 1:10.79 | 1:23.06 | 6241 | 1755 | 100 | |
| Pyraminx | 199 | 4532 | 16681 | 4.95 | 6.55 | 10153 | 3000 | 143 | |
| Skewb | 456 | 9421 | 38510 | 9.60 | 20.75 | 55200 | 13104 | 607 | |
| Square-1 | 42 | 509 | 2211 | 11.44 | 13.22 | 1359 | 309 | 24 |
| Competition | Round | Place | Single | Average | Solves | ||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
| 3x3x3 Cube | |||||||||||
| Shin Kong Cube Open - Taichung 2026 | Final | 6 | 7.96 | 8.80 | 11.70 | 8.87 | 9.39 | 7.96 | 8.15 | ||
| Second round | 9 | 5.95 | 8.62 | 10.14 | 5.95 | 10.35 | 7.34 | 8.39 | |||
| First round | 2 | 6.22 | 7.50 | 7.72 | 6.22 | 6.91 | 8.53 | 7.88 | |||
| Maru Cube Day Taiwan 2026 | Second round | 13 | 6.97 | 8.61 | 6.97 | 9.60 | 8.31 | 9.36 | 8.15 | ||
| First round | 2 | 5.99 | 7.06 | 7.29 | 9.07 | 7.57 | 6.31 | 5.99 | |||
| Taoyuan Airport Cube Day 2025 | Final | 3 | 6.49 | 7.72 | 7.27 | 8.24 | 7.64 | 6.49 | 10.09 | ||
| Second round | 3 | 7.10 | 7.60 | 9.52 | 7.49 | 7.10 | 8.06 | 7.24 | |||
| First round | 12 | 6.38 | 8.45 | 9.70 | 8.54 | 7.12 | 6.38 | 10.50 | |||
| Shin Kong Cube Open - Taichung 2025 | Final | 5 | 7.15 | 7.98 | 9.52 | 8.64 | 7.59 | 7.15 | 7.70 | ||
| Second round | 4 | 7.23 | 7.84 | 7.49 | 8.53 | 8.13 | 7.23 | 7.90 | |||
| First round | 4 | 7.12 | 8.13 | 9.07 | 8.82 | 7.60 | 7.12 | 7.98 | |||
| Hsinchu Summer Open 2025 | Final | 8 | 7.69 | 8.95 | DNF | 10.09 | 8.02 | 7.69 | 8.73 | ||
| Second round | 10 | 6.82 | 8.79 | 6.82 | 8.56 | 9.15 | 9.68 | 8.67 | |||
| First round | 12 | 6.77 | 8.74 | 7.93 | 6.77 | 11.12 | 11.79 | 7.18 | |||
| BQHS Spring Open 2025 | Second round | 29 | 8.01 | 9.83 | 9.65 | 8.01 | 11.04 | 9.49 | 10.34 | ||
| First round | 14 | 6.79 | 8.95 | 7.91 | 8.17 | 10.78 | 14.82 | 6.79 | |||
| Taiwan Championship 2024 | Final | 9 | 8.59 | 9.19 | 9.30 | 9.63 | 9.20 | 9.08 | 8.59 | ||
| Semi Final | 10 | 7.28 | 8.26 | 9.40 | 9.33 | 7.68 | 7.78 | 7.28 | |||
| Second round | 25 | 7.90 | 9.43 | 10.57 | 9.19 | 8.53 | 11.20 | 7.90 | |||
| First round | 6 | 7.45 | 7.84 | 8.06 | 8.82 | 7.45 | 7.76 | 7.69 | |||
| Shin Kong Cube Open - Taichung 2024 | Final | 6 | 6.40 | 8.71 | 6.40 | 10.06 | 7.70 | 9.03 | 9.39 | ||
| Second round | 7 | 7.78 | 8.62 | 7.98 | 10.34 | 7.78 | 8.93 | 8.96 | |||
| First round | 8 | 8.09 | 9.04 | 8.25 | 9.67 | 9.31 | 8.09 | 9.56 | |||
| Hsinchu Summer Open 2024 | Second round | 19 | 8.24 | 9.30 | 8.24 | 9.99 | 8.81 | 14.19 | 9.11 | ||
| First round | 10 | 7.62 | 8.60 | 7.62 | 8.75 | 10.82 | 9.34 | 7.72 | |||
| Taipei Summer Open 2024 | Second round | 46 | 8.65 | 11.01 | 13.38 | 9.88 | 13.42 | 9.78 | 8.65 | ||
| First round | 15 | 8.37 | 9.14 | 9.55 | 8.43 | 10.16 | 9.44 | 8.37 | |||
| Taichung Open 2024 | Second round | 15 | 7.35 | 9.48 | 9.18 | 9.99 | 9.28 | 7.35 | 10.58 | ||
| First round | 15 | 8.17 | 9.96 | 8.78 | 10.70 | 10.78 | 10.40 | 8.17 | |||
| Dream One Cube Open 2019 | First round | 83 | 17.91 | 19.99 | 19.62 | 17.91 | 19.39 | 20.96 | 21.43 | ||
| 2x2x2 Cube | |||||||||||
| Maru Cube Day Taiwan 2026 | Second round | 14 | 2.31 | 3.06 | 3.38 | 3.22 | 3.23 | 2.31 | 2.73 | ||
| First round | 30 | 3.13 | 3.81 | 3.13 | 4.58 | 3.60 | 3.26 | 4.63 | |||
| Taoyuan Airport Cube Day 2025 | Second round | 23 | 3.27 | 3.77 | 3.27 | 3.27 | 4.01 | 7.42 | 4.04 | ||
| First round | 16 | 2.44 | 3.31 | 2.44 | 3.06 | 2.64 | 6.56 | 4.22 | |||
| Hsinchu Summer Open 2025 | First round | 16 | 2.33 | 3.42 | 3.28 | 3.07 | 3.91 | 3.90 | 2.33 | ||
| BQHS Spring Open 2025 | Final | 14 | 2.06 | 3.35 | 3.48 | 3.25 | 5.32 | 3.33 | 2.06 | ||
| First round | 8 | 2.16 | 2.74 | 3.28 | 3.44 | 2.73 | 2.16 | 2.22 | |||
| Taiwan Championship 2024 | First round | 98 | 3.25 | 5.78 | 6.38 | 9.65 | 4.10 | 3.25 | 6.86 | ||
| Hsinchu Summer Open 2024 | First round | 23 | 2.01 | 3.98 | 4.97 | 5.70 | 3.40 | 3.57 | 2.01 | ||
| Taipei Summer Open 2024 | Second round | 30 | 3.07 | 4.08 | 3.56 | 3.91 | 4.76 | 3.07 | 6.66 | ||
| First round | 6 | 2.33 | 3.02 | 2.33 | 3.47 | 2.34 | 4.06 | 3.25 | |||
| Taichung Open 2024 | First round | 25 | 2.35 | 4.08 | 3.40 | 3.43 | 2.35 | 5.42 | 6.74 | ||
| Dream One Cube Open 2019 | First round | 59 | 6.80 | 7.17 | 6.80 | 7.35 | 6.93 | 7.24 | 7.66 | ||
| 4x4x4 Cube | |||||||||||
| Maru Cube Day Taiwan 2026 | First round | 43 | 32.72 | 37.13 | 32.72 | 35.93 | 38.40 | 40.70 | 37.05 | ||
| Taoyuan Airport Cube Day 2025 | Second round | 20 | 29.58 | 35.62 | 35.11 | 38.20 | 29.58 | 39.48 | 33.56 | ||
| First round | 23 | 32.73 | 35.80 | 37.03 | 35.86 | 35.73 | 32.73 | 35.81 | |||
| Hsinchu Summer Open 2025 | First round | 32 | 32.27 | 39.93 | 32.27 | 43.71 | 37.92 | 49.32 | 38.15 | ||
| BQHS Spring Open 2025 | First round | 28 | 35.50 | 38.74 | 39.62 | 36.90 | 35.50 | 41.79 | 39.69 | ||
| Taiwan Championship 2024 | First round | 87 | 42.55 | 45.74 | 48.56 | 52.98 | 44.76 | 42.55 | 43.90 | ||
| Hsinchu Summer Open 2024 | First round | 54 | 37.04 | 51.00 | 56.33 | DNF | 42.92 | 37.04 | 53.75 | ||
| Taipei Summer Open 2024 | First round | 62 | 43.37 | 45.40 | 45.65 | 45.25 | 43.37 | 45.31 | 59.91 | ||
| Taichung Open 2024 | First round | 45 | 34.43 | 46.02 | 34.43 | 49.49 | 50.80 | 39.64 | 48.92 | ||
| Dream One Cube Open 2019 | First round | 73 | 1:53.49 | 1:59.71 | 1:53.49 | ||||||
| 5x5x5 Cube | |||||||||||
| Maru Cube Day Taiwan 2026 | First round | 67 | 1:11.63 | 1:20.05 | 1:19.15 | 1:11.63 | 1:19.28 | 1:21.73 | 1:37.96 | ||
| Taoyuan Airport Cube Day 2025 | Second round | 55 | 1:09.46 | 1:24.06 | 1:30.09 | 1:20.00 | 1:22.08 | 1:09.46 | 1:31.92 | ||
| First round | 55 | 1:11.32 | 1:20.20 | 1:17.94 | 1:24.12 | 1:11.32 | 1:18.54 | 1:25.26 | |||
| 3x3x3 Fewest Moves | |||||||||||
| Taiwan Championship 2024 | Final | 14 | 40 | 40 | |||||||
| 3x3x3 One-Handed | |||||||||||
| Maru Cube Day Taiwan 2026 | First round | 46 | 16.28 | 20.51 | 17.94 | 22.55 | 21.05 | 16.28 | 22.72 | ||
| Hsinchu Summer Open 2025 | First round | 22 | 14.23 | 19.34 | 18.73 | 14.23 | 18.50 | 25.80 | 20.79 | ||
| BQHS Spring Open 2025 | First round | 37 | 20.65 | 22.36 | 20.87 | 20.65 | 26.13 | 22.55 | 23.66 | ||
| Taiwan Championship 2024 | First round | 61 | 21.81 | 24.16 | 25.73 | 24.70 | 21.81 | 24.02 | 23.77 | ||
| Hsinchu Summer Open 2024 | First round | 32 | 19.47 | 22.94 | 19.47 | 25.99 | 24.87 | 23.46 | 20.50 | ||
| Taipei Summer Open 2024 | First round | 37 | 16.13 | 20.00 | 24.22 | 21.26 | 17.57 | 21.17 | 16.13 | ||
| Taichung Open 2024 | Final | 37 | 19.92 | 23.53 | 19.92 | 22.33 | 32.47 | 20.87 | 27.40 | ||
| Clock | |||||||||||
| Taiwan Championship 2024 | First round | 73 | 9.43 | DNF | 10.24 | 9.58 | DNF | DNF | 9.43 | ||
| Taipei Summer Open 2024 | First round | 47 | 12.97 | 18.28 | DNF | 12.97 | 14.55 | 17.79 | 22.51 | ||
| Taichung Open 2024 | First round | 24 | 11.31 | 12.50 | 11.31 | 11.95 | 12.30 | DNF | 13.24 | ||
| Megaminx | |||||||||||
| Maru Cube Day Taiwan 2026 | First round | 45 | 1:10.79 | 1:23.06 | 1:16.73 | 1:33.89 | 1:18.55 | 1:10.79 | DNF | ||
| Pyraminx | |||||||||||
| Taiwan Championship 2024 | First round | 33 | 4.95 | 7.23 | 8.15 | 4.95 | 6.00 | 8.19 | 7.55 | ||
| Taipei Summer Open 2024 | Second round | 36 | 6.63 | 7.15 | 13.61 | 7.49 | 7.15 | 6.63 | 6.81 | ||
| First round | 32 | 5.75 | 6.55 | 6.96 | 6.37 | 6.31 | 8.48 | 5.75 | |||
| Taichung Open 2024 | First round | 38 | 6.67 | 10.63 | 9.24 | 12.48 | 12.12 | 6.67 | 10.53 | ||
| Skewb | |||||||||||
| Taipei Summer Open 2024 | First round | 83 | 9.60 | 20.75 | 9.60 | 38.50 | 12.29 | 34.93 | 15.04 | ||
| Square-1 | |||||||||||
| Taoyuan Airport Cube Day 2025 | Final | 9 | 11.52 | 16.39 | 20.18 | 14.82 | 11.52 | 14.18 | 26.62 | ||
| First round | 8 | 11.44 | 13.22 | 12.31 | 14.87 | 21.45 | 11.44 | 12.47 | |||
| Taiwan Championship 2024 | First round | 25 | 17.96 | 20.34 | 17.96 | 28.83 | 20.13 | 19.40 | 21.49 | ||
| Taipei Summer Open 2024 | First round | 29 | 22.55 | 28.08 | 22.55 | 32.12 | 28.57 | 23.76 | 31.90 | ||