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题目： Given n x m non-negative integers representing an elevation map 2d where the area of each cell is 1 x 1, compute how much water it is able to trap 阅读全文
posted @ 2017-06-22 20:30
Vincent丶丶
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摘要：
题目： Given n non-negative integers representing an elevation map where the width of each bar is 1, compute how much water it is able to trap after rain 阅读全文
posted @ 2017-06-22 19:35
Vincent丶丶
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