For two ropes of the same length, cut off (1/4) meter from the first one and cut off (1/4) from the second one. When the rope is less than a certain number of meters, the second one is longer.
两根同样长的绳子，从第一根截去(1/4)米，从第二根截去(1/4)，当绳子小于多少米时，第二根剩下的比较长．
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