g0801_0900.s0829_consecutive_numbers_sum

Class Solution

java.lang.Object

g0801_0900.s0829_consecutive_numbers_sum.Solution

public class Solution
extends 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 and Description
Solution()

Method Summary

Modifier and Type	Method and Description
int	consecutiveNumbersSum(int n)

Methods inherited from class java.lang.Object

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

Constructor Detail

Solution

public Solution()

Method Detail

consecutiveNumbersSum

public int consecutiveNumbersSum(int n)