#Constrained Triangulation


    # Create the input for the triangulation algorithm

    # Perform the constrained triangulation

    # Extract the triangles from the triangulation


# Example usage:


# Print the triangles


if __name__ == '__main__':
    import triangle
    def solve_constrained_triangulation(points, constraints):
        input_data = dict(vertices=points, segments=constraints)
        triangulation = triangle.triangulate(input_data, 'p')
        triangles = triangulation['triangles']
        return triangles
    points = [(0, 0), (1, 0), (1, 1), (0, 1)]
    constraints = [(0, 1), (1, 2), (2, 3), (3, 0)]
    triangles = solve_constrained_triangulation(points, constraints)
    for triangle in triangles:
        print("Triangle:", triangle)
