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  1. #include <iostream>
  2. #include <cmath>
  3. #include <iomanip>
  4. using namespace std;
  5.  
  6.  
  7. int main() {
  8. 	double x1, y1, z1, x, y, S;
  9. 	cin >> x >> y;
  10. 	cin >> x1 >> y1 >> z1;
  11. 	S = sqrt((x1-x)*(x1-x) + (y1-y)*(y1-y) + z1*z1);
  12. 	cout << fixed << setprecision(3) << 1/S;
  13. 	return 0;
  14. }
Success #stdin #stdout 0s 15240KB
comments (?)
stdin 
60 21
11 44 -7
stdout 
0.018
https://ideone.com/d9a3v6
Бабочка-санитар
language:
C++14 (clang 8.0)
created:
7 years ago
visibility:
secret

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