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  1. public class Main {
  2.     public static void main(String[] args) {
  3.         double e = 1;
  4.         int n = 20;
  5.         double sum = 0;
  6.         for (int i = 0; i < n; i++) {
  7.             sum += Math.pow(e, n);
  8.             e *= (1 - Math.pow(n, 2)) / (n + 1);
  9.         }
  10.         System.out.println("e ≈ " + sum);
  11.     }
  12. }
Success #stdin #stdout 0.14s 55808KB
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Standard input is empty
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e ≈ Infinity
https://ideone.com/hmR0DH
language:
Java (HotSpot 12)
created:
13 days ago
visibility:
public

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