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用ceil时减eps,floor时加eps 以消除误差我开始测 0 1 0 -1 1 0 时，居然答案是8！ 在取整前，明明都是1和0答案是2， 最后却来个8， 原来ceil和floor出现问题~ 补点精度就OK了~ Followed by: Post your reply here: |
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