nqueen.py

N = 4
chess_board = [[0 for i in range(N)] for j in range(N)]
print(chess_board)
queen_position = 1,2

print("Horizontal")

queen_position_horizontal = 2,0
for i in range(N):
	print("2,",i)

print("Vertical")

queen_position_vertical = 0,1
for i in range(N):
	print(i,",1")

diagonal_i, diagonal_j = queen_position
print("Diagonal")
if diagonal_j < diagonal_i:
	while (diagonal_j > 0):
		diagonal_i -= 1
		diagonal_j -= 1
else:
	while (diagonal_i > 0):
		diagonal_i -= 1
		diagonal_j -= 1

print (diagonal_i,diagonal_j)

while (diagonal_j != N-1 or diagonal_j < N-1) and (diagonal_i != N-1 or diagonal_i < N-1):
	diagonal_i += 1
	diagonal_j += 1
	print (diagonal_i,diagonal_j)

print ("------")
diagonal_i, diagonal_j = queen_position
if diagonal_j < diagonal_i:
	while (diagonal_j > 0):
		diagonal_i += 1
		diagonal_j -= 1
else:
	while (diagonal_i > 0):
		diagonal_i -= 1
		diagonal_j += 1

print (diagonal_i,diagonal_j)

if diagonal_j < diagonal_i:
	while (diagonal_j != N-1 or diagonal_j < N-1) and (diagonal_i != 0 or diagonal_i < 0):
		diagonal_i -= 1
		diagonal_j += 1
		print (diagonal_i,diagonal_j)
else:
	while (diagonal_j != 0 or diagonal_j < 0) and (diagonal_i != N-1 or diagonal_i < N-1):
		diagonal_i += 1
		diagonal_j -= 1
		print (diagonal_i,diagonal_j)