src/geometry/Z2/utility/next-idx.hpp

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• Last update: 2023-07-30 00:54:52+09:00
• Include: #include "src/geometry/Z2/utility/next-idx.hpp"

Depends on

• size alias (src/cpp-template/header/size-alias.hpp)

Required by

• src/geometry/Z2/segment-function/counterbalance-segments.hpp

Verified with

• test/aoj/4011.test.cpp

Code

#pragma once

#include "src/cpp-template/header/size-alias.hpp"

namespace luz::Z2 {

  inline usize next_idx(usize idx, usize size) {
    return idx + 1 == size ? 0 : idx + 1;
  }

} // namespace luz::Z2

#line 2 "src/geometry/Z2/utility/next-idx.hpp"

#line 2 "src/cpp-template/header/size-alias.hpp"

#include <cstddef>

namespace luz {

  using isize = std::ptrdiff_t;
  using usize = std::size_t;

} // namespace luz
#line 4 "src/geometry/Z2/utility/next-idx.hpp"

namespace luz::Z2 {

  inline usize next_idx(usize idx, usize size) {
    return idx + 1 == size ? 0 : idx + 1;
  }

} // namespace luz::Z2

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