Othello Quiz 2006

今年も毎年恒例の第8回クイズコンテストが開催されました。今年は49人の参加者がありました。優勝は8問正解の西川清一さん、Paul Weaverさん、光石豊さんでした。今回は出題者の意図通りにやさしめの問題になり、平均点は3.7点でした。

Result

順位 名前 正答した問題
1 西川 清一 8 1,3,4,5,6,7,9,10
1 Paul Weaver 8 1,2,4,5,6,8,9,10
1 光石 豊 8 1,2,3,4,5,6,7,8
2 山本 雅人 7 1,2,4,6,7,8,10
2 鈴木 琢光 7 1,2,3,4,6,7,10
2 金子 真一郎 7 1,3,4,6,8,9,10
2 西村 詩 7 1,3,4,7,8,9,10

 

点数 10 9 8 7 6 5 4 3 2 1 0
人数 0 0 3 4 3 6 8 8 11 4 2
 

Ploblem1


Ploblem1 Answer
           正解率 49.0%

           1. R  20/14(2) 16/10 12/6       Eq.:  0.131
               0.5%  14.3%  61.3%    38.7%  20.5%   0.6%
               Live cube rollout: 0.191
               95% confidence interval:
                  - money cubeless eq.: 0.163 ±0.020,
                  - live cube: 0.191 ±0.025.
               Rollout settings:
                  Truncated rollout, depth 11,
                  300 games (equiv. 21062 games),
                  played 3-ply (standard), cube 3-ply,
                  settlement 0.550 at 16 pts,
                  seed 1, with race database.

           2. R  20/14(2) 14/8 12/6        Eq.:  0.014 (-0.117)
               0.5%  13.2%  56.5%    43.5%  25.4%   1.3%
               Live cube rollout: 0.070
               95% confidence interval:
                  - money cubeless eq.: 0.001 ±0.019,
                  - live cube: 0.070 ±0.023.
               Rollout settings:
                  Truncated rollout, depth 11,
                  300 games (equiv. 28353 games),
                  played 3-ply (standard), cube 3-ply,
                  settlement 0.550 at 16 pts,
                  seed 1, with race database.

           3. R  20/8(2)                   Eq.: -0.073 (-0.204)
               0.4%  11.7%  53.7%    46.3%  26.9%   1.3%
               Live cube rollout: -0.018
               95% confidence interval:
                  - money cubeless eq.: -0.085 ±0.019,
                  - live cube: -0.018 ±0.024.
               Rollout settings:
                  Truncated rollout, depth 11,
                  300 games (equiv. 25440 games),
                  played 3-ply (standard), cube 3-ply,
                  settlement 0.550 at 16 pts,
                  seed 1, with race database.

           4. R  20/8 16/10 12/6           Eq.: -0.083 (-0.213)
               0.5%  13.4%  52.9%    47.1%  24.7%   1.2%
               Live cube rollout: -0.083
               95% confidence interval:
                  - money cubeless eq.: -0.061 ±0.035,
                  - live cube: -0.083 ±0.045.
               Rollout settings:
                  Truncated rollout, depth 11,
                  300 games (equiv. 7964 games),
                  played 3-ply (standard), cube 3-ply,
                  settlement 0.550 at 16 pts,
                  seed 1, with race database.

 

Ploblem2


Ploblem2 Answer
           正解率 32.7%

           1. R  21/11 20/10               Eq.:  0.417
               0.3%   8.9%  60.9%    39.1%   4.9%   0.2%
               Live cube rollout: 0.448
               95% confidence interval:
                  - money cubeless eq.: 0.258 ±0.017,
                  - live cube: 0.448 ±0.039.
               Rollout settings:
                  Truncated rollout, depth 11,
                  300 games (equiv. 15491 games),
                  played 3-ply (standard), cube 3-ply,
                  seed 1, with race database.

           2. R  8/3(2) 6/1*(2)            Eq.:  0.290 (-0.128)
               0.8%  21.9%  54.3%    45.7%   9.7%   0.5%
               Live cube rollout: 0.322
               95% confidence interval:
                  - money cubeless eq.: 0.211 ±0.011,
                  - live cube: 0.322 ±0.028.
               Rollout settings:
                  Truncated rollout, depth 11,
                  300 games (equiv. 57437 games),
                  played 3-ply (standard), cube 3-ply,
                  seed 1, with race database.

           3. R  20/10 6/1*(2)             Eq.:  0.276 (-0.141)
               0.6%  15.4%  56.1%    43.9%   8.7%   0.4%
               Live cube rollout: 0.303
               95% confidence interval:
                  - money cubeless eq.: 0.190 ±0.013,
                  - live cube: 0.303 ±0.030.
               Rollout settings:
                  Truncated rollout, depth 11,
                  300 games (equiv. 30326 games),
                  played 3-ply (standard), cube 3-ply,
                  seed 1, with race database.

           4. R  20/15 13/8 6/1*(2)        Eq.:  0.235 (-0.182)
               0.5%  15.0%  55.5%    44.5%   9.7%   0.4%
               Live cube rollout: 0.260
               95% confidence interval:
                  - money cubeless eq.: 0.163 ±0.012,
                  - live cube: 0.260 ±0.026.
               Rollout settings:
                  Truncated rollout, depth 11,
                  300 games (equiv. 38751 games),
                  played 3-ply (standard), cube 3-ply,
                  seed 1, with race database.

           5. R  21/11 6/1*(2)             Eq.:  0.235 (-0.183)
               0.6%  14.5%  55.3%    44.7%   9.0%   0.4%
               Live cube rollout: 0.267
               95% confidence interval:
                  - money cubeless eq.: 0.163 ±0.013,
                  - live cube: 0.267 ±0.029.
               Rollout settings:
                  Truncated rollout, depth 11,
                  300 games (equiv. 31998 games),
                  played 3-ply (standard), cube 3-ply,
                  seed 1, with race database. 

 

Ploblem3


Ploblem3 Answer
           正解率 38.8%

           1. R  13/8 13/9                 Eq.:  0.324
               0.8%  18.0%  65.6%    34.4%   1.5%   0.0%
               Live cube rollout: 0.343
               95% confidence interval:
                  - money cubeless eq.: 0.486 ±0.014,
                  - live cube: 0.343 ±0.017.
               Rollout settings:
                  Truncated rollout, depth 11,
                  300 games (equiv. 20507 games),
                  played 3-ply (standard), cube 3-ply,
                  seed 1, with race database.

           2. R  13/4                      Eq.:  0.206 (-0.118)
               0.5%  13.7%  62.1%    37.9%   0.8%   0.0%
               Live cube rollout: 0.211
               95% confidence interval:
                  - money cubeless eq.: 0.376 ±0.013,
                  - live cube: 0.211 ±0.016.
               Rollout settings:
                  Truncated rollout, depth 11,
                  300 games (equiv. 25904 games),
                  played 3-ply (standard), cube 3-ply,
                  seed 1, with race database.

           3. R  16/11 6/2                 Eq.:  0.170 (-0.154)
               0.2%   7.0%  63.1%    36.9%   0.9%   0.0%
               Live cube rollout: 0.156
               95% confidence interval:
                  - money cubeless eq.: 0.326 ±0.014,
                  - live cube: 0.156 ±0.017.
               Rollout settings:
                  Truncated rollout, depth 11,
                  300 games (equiv. 31134 games),
                  played 3-ply (standard), cube 3-ply,
                  seed 1, with race database.

           4. R  16/11 5/1                 Eq.:  0.160 (-0.164)
               0.2%   7.2%  62.7%    37.3%   1.2%   0.0%
               Live cube rollout: 0.151
               95% confidence interval:
                  - money cubeless eq.: 0.315 ±0.014,
                  - live cube: 0.151 ±0.016.
               Rollout settings:
                  Truncated rollout, depth 11,
                  300 games (equiv. 34301 games),
                  played 3-ply (standard), cube 3-ply,
                  seed 1, with race database.

           5. R  16/12 6/1                 Eq.:  0.156 (-0.168)
               0.1%   6.0%  63.0%    37.0%   1.0%   0.0%
               Live cube rollout: 0.142
               95% confidence interval:
                  - money cubeless eq.: 0.311 ±0.016,
                  - live cube: 0.142 ±0.019.
               Rollout settings:
                  Truncated rollout, depth 11,
                  300 games (equiv. 25952 games),
                  played 3-ply (standard), cube 3-ply,
                  seed 1, with race database.

 

Ploblem4


Ploblem4 Answer
           正解率 32.7%

           1. R  bar/15(2)                 Eq.: -0.325
               0.3%   5.9%  33.8%    66.2%  11.0%   0.3%
               95% confidence interval:
                  - money cubeless eq.: -0.376 ±0.019.
               Rollout settings:
                  Truncated rollout, depth 11,
                  300 games (equiv. 13618 games),
                  played 3-ply (standard),
                  seed 1, with race database.

           2. R  bar/20(2) 8/3(2)          Eq.: -0.495 (-0.170)
               0.0%   1.6%  25.3%    74.7%   2.4%   0.1%
               95% confidence interval:
                  - money cubeless eq.: -0.503 ±0.007.
               Rollout settings:
                  Truncated rollout, depth 11,
                  300 games (equiv. 54118 games),
                  played 3-ply (standard),
                  seed 1, with race database.

           3. R  bar/20(2) 8/3 7/2         Eq.: -0.520 (-0.195)
               0.1%   1.5%  24.0%    76.0%   3.0%   0.1%
               95% confidence interval:
                  - money cubeless eq.: -0.536 ±0.009.
               Rollout settings:
                  Truncated rollout, depth 11,
                  300 games (equiv. 44879 games),
                  played 3-ply (standard),
                  seed 1, with race database.

           4. R  bar/20(2) 20/10           Eq.: -0.536 (-0.211)
               0.1%   1.7%  23.2%    76.8%   3.7%   0.1%
               95% confidence interval:
                  - money cubeless eq.: -0.557 ±0.008.
               Rollout settings:
                  Truncated rollout, depth 11,
                  300 games (equiv. 35571 games),
                  played 3-ply (standard),
                  seed 1, with race database.

           5. 3  bar/20(2) 7/2(2)          Eq.: -0.499 (-0.174)


 

Ploblem5


Ploblem5 Answer
       正解率 36.7%

           1. R  11/1                            0.182
               Live cube rollout: 0.180
               95% confidence interval:
                  - money cubeless eq.: 0.142 ±0.014,
                  - live cube: 0.180 ±0.022.
               Rollout settings:
                  Truncated rollout, depth 11,
                  300 games (equiv. 36126 games),
                  played 3-ply (standard), cube 3-ply,
                  settlement 0.550 at 16 pts,
                  seed 1, with race database.

           2. R  13/7 13/9                       0.060 (-0.122)
               Live cube rollout: 0.061
               95% confidence interval:
                  - money cubeless eq.: 0.049 ±0.014,
                  - live cube: 0.061 ±0.024.
               Rollout settings:
                  Truncated rollout, depth 11,
                  300 games (equiv. 32721 games),
                  played 3-ply (standard), cube 3-ply,
                  settlement 0.550 at 16 pts,
                  seed 1, with race database.

           3. R  11/5 9/5                       -0.008 (-0.190)
               Live cube rollout: -0.024
               95% confidence interval:
                  - money cubeless eq.: 0.006 ±0.013,
                  - live cube: -0.024 ±0.021.
               Rollout settings:
                  Truncated rollout, depth 11,
                  300 games (equiv. 41581 games),
                  played 3-ply (standard), cube 3-ply,
                  settlement 0.550 at 16 pts,
                  seed 1, with race database.

           4. R  21/11                          -0.009 (-0.191)
               Live cube rollout: 0.001
               95% confidence interval:
                  - money cubeless eq.: -0.008 ±0.015,
                  - live cube: 0.001 ±0.025.
               Rollout settings:
                  Truncated rollout, depth 11,
                  300 games (equiv. 29513 games),
                  played 3-ply (standard), cube 3-ply,
                  settlement 0.550 at 16 pts,
                  seed 1, with race database.

 

Ploblem6


Ploblem6 Answer
           正解率 49.0%

           1. R  14/10* 9/3*               Eq.:  0.723
               3.4%  48.6%  68.5%    31.5%   7.7%   0.5%
               Live cube rollout: 0.727
               95% confidence interval:
                  - money cubeless eq.: 0.808 ±0.016,
                  - live cube: 0.727 ±0.019.
               Rollout settings:
                  Truncated rollout, depth 11,
                  300 games (equiv. 29814 games),
                  played 3-ply (standard), cube 3-ply,
                  seed 1, with race database.

           2. R  21/11*                    Eq.:  0.630 (-0.093)
               3.2%  44.2%  66.4%    33.6%   7.1%   0.4%
               Live cube rollout: 0.633
               95% confidence interval:
                  - money cubeless eq.: 0.728 ±0.016,
                  - live cube: 0.633 ±0.019.
               Rollout settings:
                  Truncated rollout, depth 11,
                  300 games (equiv. 31270 games),
                  played 3-ply (standard), cube 3-ply,
                  seed 1, with race database.

           3. R  22/16 14/10*              Eq.:  0.571 (-0.152)
               3.0%  41.8%  65.3%    34.7%   7.4%   0.4%
               Live cube rollout: 0.576
               95% confidence interval:
                  - money cubeless eq.: 0.675 ±0.016,
                  - live cube: 0.576 ±0.019.
               Rollout settings:
                  Truncated rollout, depth 11,
                  300 games (equiv. 34501 games),
                  played 3-ply (standard), cube 3-ply,
                  seed 1, with race database.

           4. R  21/15 14/10*              Eq.:  0.562 (-0.161)
               3.0%  42.2%  64.8%    35.2%   7.8%   0.5%
               Live cube rollout: 0.567
               95% confidence interval:
                  - money cubeless eq.: 0.667 ±0.017,
                  - live cube: 0.567 ±0.020.
               Rollout settings:
                  Truncated rollout, depth 11,
                  300 games (equiv. 30840 games),
                  played 3-ply (standard), cube 3-ply,
                  seed 1, with race database.

           5. R  9/3* 8/4                  Eq.:  0.552 (-0.171)
               3.4%  46.1%  64.1%    35.9%  10.5%   1.0%
               Live cube rollout: 0.571
               95% confidence interval:
                  - money cubeless eq.: 0.662 ±0.024,
                  - live cube: 0.571 ±0.029.
               Rollout settings:
                  Truncated rollout, depth 11,
                  300 games (equiv. 19468 games),
                  played 3-ply (standard), cube 3-ply,
                  seed 1, with race database.



 

Ploblem7


Ploblem7 Answer
           正解率 26.5%
  
           1. R  13/7 13/8                 Eq.: -0.455
               0.4%   7.4%  36.1%    63.9%  28.4%   2.8%
               Live cube rollout: -0.440
               95% confidence interval:
                  - money cubeless eq.: -0.510 ±0.016,
                  - live cube: -0.440 ±0.024.
               Rollout settings:
                  Truncated rollout, depth 13,
                  300 games (equiv. 24855 games),
                  played 3-ply (standard), cube 3-ply,
                  seed 1, with race database.

           2. R  13/2                      Eq.: -0.620 (-0.165)
               0.4%   6.4%  31.1%    68.9%  27.8%   2.3%
               Live cube rollout: -0.602
               95% confidence interval:
                  - money cubeless eq.: -0.611 ±0.014,
                  - live cube: -0.602 ±0.022.
               Rollout settings:
                  Truncated rollout, depth 13,
                  300 games (equiv. 30396 games),
                  played 3-ply (standard), cube 3-ply,
                  seed 1, with race database.

           3. R  24/18 13/8                Eq.: -0.622 (-0.168)
               0.4%   6.9%  34.0%    66.0%  35.8%   1.7%
               Live cube rollout: -0.668
               95% confidence interval:
                  - money cubeless eq.: -0.622 ±0.015,
                  - live cube: -0.668 ±0.025.
               Rollout settings:
                  Truncated rollout, depth 13,
                  300 games (equiv. 25991 games),
                  played 3-ply (standard), cube 3-ply,
                  seed 1, with race database.

           4. R  24/13                     Eq.: -0.699 (-0.244)
               0.3%   6.6%  33.0%    67.0%  37.8%   1.7%
               Live cube rollout: -0.737
               95% confidence interval:
                  - money cubeless eq.: -0.666 ±0.017,
                  - live cube: -0.737 ±0.027.
               Rollout settings:
                  Truncated rollout, depth 13,
                  300 games (equiv. 24297 games),
                  played 3-ply (standard), cube 3-ply,
                  seed 1, with race database.

 

Ploblem8


Ploblem8 Answer
           正解率 28.6%
 
           1. R  21/15 8/5                 Eq.: -0.242
               1.4%  18.0%  42.7%    57.3%  19.2%   1.3%
               Live cube rollout: -0.238
               95% confidence interval:
                  - money cubeless eq.: -0.158 ±0.015,
                  - live cube: -0.238 ±0.023.
               Rollout settings:
                  Truncated rollout, depth 11,
                  300 games (equiv. 31962 games),
                  played 3-ply (standard), cube 3-ply,
                  settlement 0.550 at 16 pts,
                  seed 1, with race database.

           2. R  8/2* 4/1                  Eq.: -0.374 (-0.132)
               0.9%  15.8%  39.0%    61.0%  18.7%   1.3%
               Live cube rollout: -0.397
               95% confidence interval:
                  - money cubeless eq.: -0.252 ±0.014,
                  - live cube: -0.397 ±0.025.
               Rollout settings:
                  Truncated rollout, depth 11,
                  300 games (equiv. 39229 games),
                  played 3-ply (standard), cube 3-ply,
                  settlement 0.550 at 16 pts,
                  seed 1, with race database.

           3. R  13/7 8/5                  Eq.: -0.424 (-0.182)
               1.1%  15.9%  36.6%    63.4%  16.6%   1.0%
               Live cube rollout: -0.437
               95% confidence interval:
                  - money cubeless eq.: -0.274 ±0.015,
                  - live cube: -0.437 ±0.025.
               Rollout settings:
                  Truncated rollout, depth 11,
                  300 games (equiv. 33072 games),
                  played 3-ply (standard), cube 3-ply,
                  settlement 0.550 at 16 pts,
                  seed 1, with race database.

           4. R  13/10 8/2*                Eq.: -0.428 (-0.186)
               1.1%  16.5%  37.3%    62.7%  19.6%   1.4%
               Live cube rollout: -0.428
               95% confidence interval:
                  - money cubeless eq.: -0.287 ±0.016,
                  - live cube: -0.428 ±0.026.
               Rollout settings:
                  Truncated rollout, depth 11,
                  300 games (equiv. 30773 games),
                  played 3-ply (standard), cube 3-ply,
                  settlement 0.550 at 16 pts,
                  seed 1, with race database.

               

 

Ploblem9


Ploblem9 Answer
           正解率 34.7%

           1. R  13/10* 6/1*               Eq.: -0.207
               0.4%  10.0%  46.0%    54.0%  22.0%   1.3%
               Live cube rollout: -0.169
               95% confidence interval:
                  - money cubeless eq.: -0.208 ±0.014,
                  - live cube: -0.169 ±0.029.
               Rollout settings:
                  Truncated rollout, depth 11,
                  300 games (equiv. 39069 games),
                  played 3-ply (standard), cube 3-ply,
                  seed 1, with race database.

           2. R  13/8 13/10*               Eq.: -0.344 (-0.137)
               0.5%  10.1%  43.4%    56.6%  25.8%   1.4%
               Live cube rollout: -0.313
               95% confidence interval:
                  - money cubeless eq.: -0.297 ±0.015,
                  - live cube: -0.313 ±0.030.
               Rollout settings:
                  Truncated rollout, depth 11,
                  300 games (equiv. 33970 games),
                  played 3-ply (standard), cube 3-ply,
                  seed 1, with race database.

           3. R  16/8                      Eq.: -0.381 (-0.175)
               0.3%   7.9%  41.1%    58.9%  19.4%   0.8%
               Live cube rollout: -0.408
               95% confidence interval:
                  - money cubeless eq.: -0.297 ±0.013,
                  - live cube: -0.408 ±0.028.
               Rollout settings:
                  Truncated rollout, depth 11,
                  300 games (equiv. 38789 games),
                  played 3-ply (standard), cube 3-ply,
                  seed 1, with race database.

           4. R  13/10* 9/4                Eq.: -0.386 (-0.179)
               0.4%   9.5%  43.1%    56.9%  27.6%   1.5%
               Live cube rollout: -0.357
               95% confidence interval:
                  - money cubeless eq.: -0.331 ±0.016,
                  - live cube: -0.357 ±0.032.
               Rollout settings:
                  Truncated rollout, depth 11,
                  300 games (equiv. 33292 games),
                  played 3-ply (standard), cube 3-ply,
                  seed 1, with race database.

           5. R  16/13 9/4                 Eq.: -0.397 (-0.190)
               0.3%   7.8%  40.7%    59.3%  19.4%   0.8%
               Live cube rollout: -0.427
               95% confidence interval:
                  - money cubeless eq.: -0.306 ±0.012,
                  - live cube: -0.427 ±0.026.
               Rollout settings:
                  Truncated rollout, depth 11,
                  300 games (equiv. 44188 games),
                  played 3-ply (standard), cube 3-ply,
                  seed 1, with race database.

 

Ploblem10


Ploblem10 Answer
           正解率 42.9%

           1. R  12/11 8/6                 Eq.: -0.178
               0.2%   7.7%  48.1%    51.9%  15.0%   0.6%
               Live cube rollout: -0.146
               95% confidence interval:
                  - money cubeless eq.: -0.115 ±0.014,
                  - live cube: -0.146 ±0.026.
               Rollout settings:
                  Full rollout,
                  900 games (equiv. 30108 games),
                  played 3-ply (standard), cube 3-ply,
                  random seed, with race database.

           2. R  12/10 8/7                 Eq.: -0.268 (-0.090)
               0.2%   7.4%  46.7%    53.3%  16.7%   0.5%
               Live cube rollout: -0.236
               95% confidence interval:
                  - money cubeless eq.: -0.163 ±0.015,
                  - live cube: -0.236 ±0.023.
               Rollout settings:
                  Full rollout,
                  900 games (equiv. 27665 games),
                  played 3-ply (standard), cube 3-ply,
                  random seed, with race database.

           3. R  8/7 6/4*                  Eq.: -0.275 (-0.096)
               0.2%   8.1%  46.9%    53.1%  18.8%   0.4%
               Live cube rollout: -0.240
               95% confidence interval:
                  - money cubeless eq.: -0.171 ±0.014,
                  - live cube: -0.240 ±0.026.
               Rollout settings:
                  Full rollout,
                  900 games (equiv. 30173 games),
                  played 3-ply (standard), cube 3-ply,
                  random seed, with race database.

           4. R  12/11 6/4*                Eq.: -0.307 (-0.129)
               0.2%   8.9%  45.8%    54.2%  20.3%   0.5%
               Live cube rollout: -0.259
               95% confidence interval:
                  - money cubeless eq.: -0.200 ±0.015,
                  - live cube: -0.259 ±0.026.
               Rollout settings:
                  Full rollout,
                  900 games (equiv. 29815 games),
                  played 3-ply (standard), cube 3-ply,
                  random seed, with race database.

           5. R  7/5 6/5                   Eq.: -0.367 (-0.189)
               0.3%   9.0%  43.6%    56.4%  20.6%   0.7%
               Live cube rollout: -0.361
               95% confidence interval:
                  - money cubeless eq.: -0.248 ±0.025,
                  - live cube: -0.361 ±0.054.
               Rollout settings:
                  Full rollout,
                  300 games (equiv. 10981 games),
                  played 3-ply (standard), cube 3-ply,
                  seed 1, with race database.


ネット麻雀JOYJAN