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  1. #include <stdio.h>
  2.  
  3. int main()
  4. {
  5. 	int n;
  6.  
  7. 	scanf("%d", &n);
  8.  
  9. 	printf("%.12f\n", 1080.0 / (n - 1));
  10.  
  11. 	return 0;
  12. }
Success #stdin #stdout 0s 3464KB
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stdin
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9
stdout
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135.000000000000
https://ideone.com/7qRSCN
language:
C++14 (gcc 8.3)
created:
8 years ago
visibility:
public

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