2019-01-02 01:12:02 +00:00
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import os
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path = os.path.dirname(os.path.abspath(__file__))
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with open(path+"/input.txt", "r") as commands:
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2018-11-30 13:28:56 +00:00
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x = 0
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y = 0
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history = []
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for command in commands.readlines()[0]:
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if command == ">":
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x += 1
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elif command == "<":
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x -= 1
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elif command == "^":
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y += 1
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elif command == "v":
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y -= 1
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if not [x, y] in history:
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history.append([x, y])
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print(len(history))
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commands.close()
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