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  1. #include <stdio.h>
  2. #include <math.h>
  3.  
  4. int main(void) {
  5. 	int n;
  6. 	scanf("%d", &n);
  7. 	double a, p=1, k;
  8. 	for(int i=1; i<=n; i++)
  9. 	{
  10. 		scanf("%lf", &a);
  11. 		p*=a;
  12. 	}
  13. 	k=sqrt(fabs(p));
  14. 	printf("%lf", k);
  15. 	return 0;
  16. }
  17.  
Success #stdin #stdout 0s 3344KB
comments (?)
stdin 
4	
-5	2 4 -3.6
stdout 
12.000000
https://ideone.com/eePRnq
А136л
language:
C++14 (gcc 8.3)
created:
10 years ago
visibility:
secret

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