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dududsu12341234
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dududsu12341234
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help!!!!!
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dududsu12341234
Nov 4, 2020
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Nine stones are arranged in a straight line. They are counted from left to right as , and then from right to left, so that the stone previously counted as 8 is counted as 10. The pattern is continued to the left until the stone previously counted
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dududsu12341234
Nov 4, 2020