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二分定义所有天数的花费和为sum. 则二分的左边界为0，右边界为sum. 每次取中点mid作为尝试,如果能mid能满足题意要求,则r=mid,否则l=mid+1 注意如果天数中有任何一天的数值大于mid则当前mid不可用. Followed by: Post your reply here: |
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