Package g0801_0900.s0829_consecutive_numbers_sum

Class Solution

java.lang.Object
g0801_0900.s0829_consecutive_numbers_sum.Solution
public class Solution extends java.lang.Object
829 - Consecutive Numbers Sum.

Hard

Given an integer n, return the number of ways you can write n as the sum of consecutive positive integers.

Example 1:

Input: n = 5

Output: 2

Explanation: 5 = 2 + 3

Example 2:

Input: n = 9

Output: 3

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

Example 3:

Input: n = 15

Output: 4

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

Constraints:

  • 1 <= n <= 109

  • Constructor Summary

    Constructors
    Constructor
    Description
    Solution()
     

  • Method Summary

    Modifier and Type
    Method
    Description
    int
    consecutiveNumbersSum(int n)
     

    Methods inherited from class java.lang.Object

    clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

  • Constructor Details

    • Solution

      public Solution()

  • Method Details

    • consecutiveNumbersSum

      public int consecutiveNumbersSum(int n)