#include #include #include #include int C[4]; int main() { std::cin.tie(nullptr)->sync_with_stdio(false); std::cin >> C[0] >> C[1] >> C[2] >> C[3]; int L, R; std::cin >> L >> R; long double ans{(int)2e9}; ans = std::min(ans, std::abs(C[0] + C[1] * L + C[2] * L * L + C[3] * L * L * L)); ans = std::min(ans, std::abs(C[0] + C[1] * R + C[2] * R * R + C[3] * R * R * R)); for (long double i{(double)L} ; i <= R ; i += 0.000001) { ans = std::min(ans, std::abs(C[0] + C[1] * i + C[2] * i * i + C[3] * i * i * i)); } std::cout << std::fixed << std::setprecision(6) << ans << '\n'; }