Question: Consider robots moving up and down a ladder. Assume the ladder is narrow and hence only one robot can climb up or down at a

Consider robots moving up and down a ladder. Assume the ladder is narrow and hence only one robot can climb up or down at a time. However, multiple robots can move in one direction at the same time. Give pseudo-code for such a moving robot. Synchronize the climbing using semaphores. Do not worry about starvation: assume the trains of robots are not very long.

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