def can_move_side(grid, positions, go_left): Given a list of positions , determi

Question

def can_move_side(grid, positions, go_left): Given a list of positions , determine if the grid is free if they were shifted left (if go_left is true) or right (otherwise). This should return false if any of the positions , once shifted , is invalid or not open.

? Return value: A boolean indicating if (once shifted) the positions can be used to place something.

? Assumptions: Same as set_positions () for grid and positions .

? Requirement: You must use/call other functions you have written to do this, do not copy that code!   

Explanation / Answer

def can_move_side(grid, positions, go_left): for pos in positions: y, x = pos if go_left: x -= 1 else: x += 1 if 0

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