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java
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import java.util.Locale; import java.util.Scanner; public class Program { public static double abs(double value) { return (value < 0.0) ? -value : value; } public static double an(int n, double previous, double x) { return -previous * ((x * x) / n); } public static void calculateAndPrint(int n, double x, int e) { double tempSum = 1; double sumOfGreaterThanE = 1; double sumOfGreaterThanEOverTen = 1; double mathResult = Math.pow(Math.E, -Math.pow(x, 2)); double previous = 1; for (int i = 1; i <= n; i++) { double an = an(i, previous, x); previous = an; tempSum += an; if (abs(an) > e) { sumOfGreaterThanE += an; } if (abs(an) > e / 10.0) { sumOfGreaterThanEOverTen += an; } } tempSum = abs(tempSum); System.out.printf("1) Сумма %d слагаемых: %.6f %n", n, tempSum); System.out.printf("2) Сумма слагаемых больше %d: %.3f %n", e, sumOfGreaterThanE); System.out.printf("3) Сумма слагаемых больше %.3f: %.3f %n", e / 10.0, sumOfGreaterThanEOverTen); System.out.print("4) Значение функции при помощи методов Math: " + mathResult); } public static void main(String[] args) { Locale.setDefault(Locale.ROOT); Scanner scanner = new Scanner(System.in); /*System.out.print("Введите x: "); double x = scanner.nextDouble(); System.out.print("Введите n: "); int n = scanner.nextInt(); System.out.print("Введите e: "); int e = scanner.nextInt(); calculateAndPrint(n, x, e);*/ calculateAndPrint(15, 2, 0); } }