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In a given grid, each cell can have one of three values: the value 0 representing an empty cell; the value 1 representing a fresh orange; the value 2 阅读全文
posted @ 2020-08-09 22:56
Schwifty
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Given an array A of integers, return the number of (contiguous, non-empty) subarrays that have a sum divisible by K. Example 1: Input: A = [4,5,0,-2,- 阅读全文
posted @ 2020-08-09 13:36
Schwifty
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Your are given an array of positive integers nums. Count and print the number of (contiguous) subarrays where the product of all the elements in the s 阅读全文
posted @ 2020-08-09 12:20
Schwifty
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Given an array of integers nums, write a method that returns the "pivot" index of this array. We define the pivot index as the index where the sum of 阅读全文
posted @ 2020-08-09 12:02
Schwifty
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Given a list of non-negative numbers and a target integer k, write a function to check if the array has a continuous subarray of size at least 2 that 阅读全文
posted @ 2020-08-09 11:07
Schwifty
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