摘要:
【题目描述】 Given n and k, return the k-th permutation sequence. Notice:n will be between 1 and 9 inclusive. 给定n和k,求123..n组成的排列中的第k个排列。 【注】1 ≤ n ≤ 9 【题目链接】 阅读全文
摘要:
【题目描述】 Given two array of integers(the first array is array A, the second array is array B), now we are going to find a element in array A which is A[ 阅读全文