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函数lower_bound()在first和last中的前闭后开区间进行二分查找，返回大于或等于val的第一个元素位置。如果所有元素都小于val，则返回last的位置 举例如下： 一个数组number序列为：4,25,11,48,69,72,96,100.设要插入数字3,9,111.pos为要插入的位置的下标 则 pos = lower_bound( number, number + 8, 3) ...

链接：https://www.nowcoder.com/acm/contest/141/C 来源：牛客网   题目描述 Eddy likes to play cards game since there are always lots of randomness in the game. For most of the cards game, the very first step in th...