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Berserk Rook.py
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Berserk Rook.py
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def find_connect_rook(berserker, enemies):
col, row = list(berserker)
result = []
# same row
bigger = True
smaller = True
for i in range(8):
if bigger and int(row) + i <= 8:
pseudo_enemy = col + str(int(row) + i)
if pseudo_enemy in enemies:
result.append(pseudo_enemy)
bigger = False
if smaller and int(row) - i >= 1:
pseudo_enemy = col + str(int(row) - i)
if pseudo_enemy in enemies:
result.append(pseudo_enemy)
smaller = False
# same col
bigger = True
smaller = True
for i in range(8):
if bigger and chr(ord(col) + i) <= 'h':
pseudo_enemy = chr(ord(col) + i) + row
if pseudo_enemy in enemies:
result.append(pseudo_enemy)
bigger = False
if smaller and chr(ord(col) - i) >= 'a':
pseudo_enemy = chr(ord(col) - i) + row
if pseudo_enemy in enemies:
result.append(pseudo_enemy)
smaller = False
return result
def berserk_rook(berserker, enemies):
connected_enemies = find_connect_rook(berserker, enemies)
if not connected_enemies:
return 0
new_status = [(i, [j for j in enemies if j != i]) for i in connected_enemies]
aaa = [berserk_rook(*i) for i in new_status]
result = max(aaa)
return 1 + result
if __name__ == '__main__':
# These "asserts" using only for self-checking and not necessary for
# auto-testing
assert berserk_rook(
u'd3', {u'd6', u'b6', u'c8', u'g4', u'b8', u'g6'}) == 5, "one path"
assert berserk_rook(
u'a2', {u'f6', u'f2', u'a6', u'f8', u'h8', u'h6'}) == 6, "several paths"
assert berserk_rook(
u'a2', {u'f6', u'f8', u'f2', u'a6', u'h6'}) == 4, "Don't jump through"