//===----------------------------------------------------------------------===//
//
// Part of CUDA C++ Core Libraries, under the Apache License v2.0 with
// LLVM Exceptions. See https://llvm.org/LICENSE.txt for license information.
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
// SPDX-FileCopyrightText: Copyright (c) 2026 NVIDIA CORPORATION & AFFILIATES.
//
//===----------------------------------------------------------------------===//

#include <cuda/version>

#include <algorithm>
#include <cstddef>
#include <execution>
#include <vector>

// Ensure that we are indeed using the correct CCCL version
static_assert(CCCL_MAJOR_VERSION == CMAKE_CCCL_VERSION_MAJOR);
static_assert(CCCL_MINOR_VERSION == CMAKE_CCCL_VERSION_MINOR);
static_assert(CCCL_PATCH_VERSION == CMAKE_CCCL_VERSION_PATCH);

int main()
{
  constexpr std::size_t num_items = 1 << 16;
  std::vector<int> values(num_items, 0);

  constexpr auto is_one = [](const int value) {
    return value == 1;
  };

  const bool initially_contains_one = std::any_of(std::execution::par, values.begin(), values.end(), is_one);
  if (initially_contains_one)
  {
    return 1;
  }

  values[num_items / 2]      = 1;
  const bool contains_one    = std::any_of(std::execution::par, values.begin(), values.end(), is_one);
  const bool empty_has_a_one = std::any_of(std::execution::par, values.begin(), values.begin(), is_one);

  if (!contains_one || empty_has_a_one)
  {
    return 1;
  }

  return 0;
}