fix_tableau

gomi3/board.py

@@ -21,6 +21,8 @@ class Board:
     def __init__(self, size: int) -> None:
         '''Initialize an empty board of size*size intersections.'''
         tableau = [[0 for i in range(19)] for j in range(19)]
+        if tableau:
+            tableau.append(1)
 
         raise NotImplementedError