def get_ascii_str(input_str):
intcode = Intcode(input_str)
output = intcode.run_machine([])
return ''.join(map(chr, output))
def run_maze(input_str, maze_dirs):
memory = list(map(int, input_str.split(',')))
memory[0] = 2 # run mode
input = [ord(c) for c in maze_dirs]
robot = Intcode(memory)
return robot.run_machine(input)
