#line 1 "main.cpp" /** * @title Template */ #include #include #include #include #include #include #include #line 2 "/Users/kodamankod/Desktop/cpp_programming/Library/other/range.cpp" #line 4 "/Users/kodamankod/Desktop/cpp_programming/Library/other/range.cpp" class range { struct iter { std::size_t itr; constexpr iter(std::size_t pos) noexcept: itr(pos) { } constexpr void operator ++ () noexcept { ++itr; } constexpr bool operator != (iter other) const noexcept { return itr != other.itr; } constexpr std::size_t operator * () const noexcept { return itr; } }; struct reviter { std::size_t itr; constexpr reviter(std::size_t pos) noexcept: itr(pos) { } constexpr void operator ++ () noexcept { --itr; } constexpr bool operator != (reviter other) const noexcept { return itr != other.itr; } constexpr std::size_t operator * () const noexcept { return itr; } }; const iter first, last; public: constexpr range(std::size_t first, std::size_t last) noexcept: first(first), last(std::max(first, last)) { } constexpr iter begin() const noexcept { return first; } constexpr iter end() const noexcept { return last; } constexpr reviter rbegin() const noexcept { return reviter(*last - 1); } constexpr reviter rend() const noexcept { return reviter(*first - 1); } }; /** * @title Range */ #line 15 "main.cpp" using i32 = std::int32_t; using i64 = std::int64_t; using u32 = std::uint32_t; using u64 = std::uint64_t; using isize = std::ptrdiff_t; using usize = std::size_t; constexpr i32 inf32 = (u32) ~0 >> 2; constexpr i64 inf64 = (u64) ~0 >> 2; template using Vec = std::vector; int main() { usize N, Q; std::cin >> N >> Q; Vec A(N); for (auto &x: A) { std::cin >> x; } Vec> dp(N + 1); for (auto &arr: dp) { arr.fill(-1); } dp[0][0] = 0; for (auto i: range(0, N)) { for (auto j: range(0, 1001)) { dp[i + 1][j] = std::max(dp[i + 1][j], dp[i][j]); if (j + A[i] <= 1000) { dp[i + 1][j + A[i]] = std::max(dp[i + 1][j + A[i]], dp[i][j]); } } dp[i + 1][0] = (isize) (i + 1); } while (Q--) { usize l, r; u32 k; std::cin >> l >> r >> k; l -= 1; std::cout << (dp[r][k] >= (isize) l ? "Yes" : "No") << '\n'; } return 0; }