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// Copyright (c) 2014 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "binomial.h"
// Number of ways to distribute n items of the same thing to k persons; each
// person should get at least one item.
int calculateNumberOfWaysToDistributeNItemsAmongKPersons(int n, int k) {
return binomial(n - 1, k - 1);