def eval(player, board):
count = 0
opp = opponent(player)
for y in range(len(board)):
for x in range(len(board[0])):
if board[y][x] == player:
count += r4.findLength(x, y, board)
elif board[y][x] == opp:
count -= r4.findLength(x, y, board)
return count
def eval2(player, board):
count = 0
opp = opponent(player)
for x in range(len(board[0])):
y = r4.findMinRow(x, board)
if not r4.isValid(x, y, board):
continue
r4.setLoc(x, y, player, board)
length = r4.findLength(x, y, board)
if length >= 4:
count += 1
elif r4.isValid(x, y+1, board):
r4.setLoc(x, y+1, opp, board)
length = r4.findLength(x, y+1, board)
if length >= 4:
count -= 1
r4.setLoc(x, y+1, 0, board)
r4.setLoc(x, y, 0, board)
return count