#include #include using i32 = std::int32_t; using u32 = std::uint32_t; using i64 = std::int64_t; using u64 = std::uint64_t; using i128 = __int128_t; using u128 = __uint128_t; using isize = std::ptrdiff_t; using usize = std::size_t; class rep { struct Iter { usize itr; constexpr Iter(const usize pos) noexcept : itr(pos) {} constexpr void operator++() noexcept { ++itr; } constexpr bool operator!=(const Iter& other) const noexcept { return itr != other.itr; } constexpr usize operator*() const noexcept { return itr; } }; const Iter first, last; public: explicit constexpr rep(const usize first, const usize last) noexcept : first(first), last(std::max(first, last)) {} constexpr Iter begin() const noexcept { return first; } constexpr Iter end() const noexcept { return last; } }; template using Vec = std::vector; using ll = long long; void main_() { usize N; std::cin >> N; Vec A(N + 1), B(N + 1); for (const auto i : rep(0, N)) { std::cin >> A[i + 1]; } for (const auto i : rep(0, N)) { std::cin >> B[i + 1]; } Vec D(N + 1); for (const auto i : rep(0, N + 1)) { D[i] = i; } const auto E = atcoder::convolution_ll(A, D); const auto F = atcoder::convolution_ll(B, D); for (const auto i : rep(1, 2 * N + 1)) { std::cout << E[i] + F[i] << " \n"[i == 2 * N]; } } int main() { std::ios_base::sync_with_stdio(false); std::cin.tie(nullptr); main_(); return 0; }