from collections import namedtuple
Point = namedtuple('Point', ['x', 'y'])
points_amount = int(input())
points = set()
for index in range(points_amount):
    points.add(Point(*map(int, input().split())))
points = sorted(points)
x_lines = set()
y_lines = set()
for current_point, next_point in zip(points, points[1:]):
    if current_point.x == next_point.x and next_point.y > current_point.y:
        y_lines.add(current_point.y + 1)
    else:
        x_lines.add(current_point.x + 1)
print(len(x_lines) + len(y_lines))
for index in y_lines:
    print("y {}".format(index))
for index in x_lines:
    print("x {}".format(index))