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  1. import java.util.*;
  2. import java.lang.*;
  3. import java.io.*;
  4. import java.math.*;
  5.  
  6. class InfiniteSum {
  7. 	public static void main (String[] args) throws java.lang.Exception {
  8. 		//Scanner read = new Scanner(System.in);
  9. 		double E = 1e-1;
  10. 		double x = -1;
  11. 		double sum = 0.0;
  12. 		for(int i = 2; Math.abs(x) > E ; i++){
  13. 			sum += x;
  14. 			x *= (-1./i);
  15. 		}
  16. 		System.out.print("Сумма = "+sum);
  17. 	}
  18. }
Success #stdin #stdout 0.12s 320576KB
comments (?)
stdin 
Standard input is empty
stdout 
Сумма = -0.6666666666666666
https://ideone.com/cBuQit
InfiniteSum
language:
Java (HotSpot 12)
created:
10 years ago
visibility:
secret

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