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README.md		README.md
consecutive-numbers-sum.go		consecutive-numbers-sum.go
consecutive-numbers-sum_test.go		consecutive-numbers-sum_test.go

README.md

829. Consecutive Numbers Sum

Given a positive integerN, how many ways can we write it as a sum ofconsecutive positive integers?

Example 1:

Input: 5
Output: 2
Explanation: 5 = 5 = 2 + 3

Example 2:

Input: 9
Output: 3
Explanation: 9 = 9 = 4 + 5 = 2 + 3 + 4

Example 3:

Input: 15
Output: 4
Explanation: 15 = 15 = 8 + 7 = 4 + 5 + 6 = 1 + 2 + 3 + 4 + 5

Note:1 <= N <= 10 ^ 9.