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  1. import java.util.*;
  2. import java.lang.*;
  3. import java.io.*;
  4.  
  5. class Ideone
  6. {
  7. 	public static void main (String[] args) {
  8. 		double x = 0;
  9. 		Scanner in=new Scanner(System.in);
  10. 		int n = in.nextInt();
  11. 		for(int i = 1; i <= n; i++)	{ 
  12. 			x +=1/(i*i*i);
  13. 		}
  14.  		System.out.println(x);
  15. 	}
  16. }
Success #stdin #stdout 0.16s 321344KB
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1.0
https://ideone.com/XhOnqD
114(б)
language:
Java (HotSpot 12)
created:
8 years ago
visibility:
secret

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