This solution will work only if all the numbers are in the range of 1 to n and are >0 Let’s say two repeated elements are a, b Sum of 1 to n elements = S, Sum of all array elements = X, so a + b = X-S Product of 1 to n elements = n!, Product of all array element...
interview.11.521303.14 http://discuss.techinterview.org/default.asp?interview.11.445656.19 14. (未解决) Q: Given an array, find the longest subarray which the sum of the subarray less or equal than the given MaxSum. int[] FindMaxSumArray(int[] array, int maxsum) for example, given arr...
(找到连续的 subarray 和等于 k (不需要 k 的倍数) https://github.com/tongzhang1994/Facebook-Interview-Coding/blob/master/Subarray%20Sum.java //1 2 3//0 1 3 6//sum = 6 true 6 - 6 = 0. 0 is in the prefix//sum = 5 true 6 - 5 = 1 . 1 is in the prefixpublicbooleancheckS...
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Coding Interview PatternsHere's a list of 30 coding interview patterns, each with one or two example LeetCode problems:1. Sliding WindowProblem 1: Minimum Size Subarray Sum Problem 2: Longest Substring Without Repeating Characters2. Two Pointers...