Distribute Items Problem Statement

Calculate the number of ways to distribute a given number of items 'N' among three people such that each person gets at least one item, and only one person receives the maximum number of items.

Input:

N    # Total number of items

Output:

ways    # Total number of distribution ways

Example:

Input:
7
Output:
Number of ways to distribute items

Constraints:

  • 0 <= N <= 10^9
  • Time Limit: 1 second
Note:

You do not need to print anything explicitly; the function handles output. Implement the function to compute the answer.

AnswerBot
3d

Calculate the number of ways to distribute items among three people with constraints.

  • Start by distributing one item to each person, then distribute the remaining items to one person.

  • Use combinatorics ...read more

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