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  1. #include <iostream>
  2. #include <math.h>
  3. #include <iomanip>
  4.  
  5. using namespace std;
  6.  
  7. int main()
  8. {
  9.     long long int n;
  10.     cin >> n;
  11.     long long int x[n];
  12.     long long int y[n];
  13.     long long int i = 0;
  14.     double mini = 100000;
  15.     while (i < n)
  16.     {
  17.         cin >> x[n] >> y[n];
  18.         i++;
  19.     }
  20.     i = 0;
  21.     int j = 1;
  22.     while (i < n)
  23.     {
  24.         while (j < n)
  25.         {
  26.             if (sqrt((x[i] - x[j])*(x[i] - x[j]) + (y[i] - y[j])*(y[i] - y[j]))/2 < mini)
  27.                 mini = sqrt((x[i] - x[j])*(x[i] - x[j]) + (y[i] - y[j])*(y[i] - y[j]))/2;
  28.             j++;
  29.         }
  30.         i++;
  31.         j = i + 1;
  32.     }
  33.     cout << fixed;
  34.     cout << setprecision(3) << mini;
  35. }
  36.  
Success #stdin #stdout 0s 3144KB
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stdout
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100000.000
https://ideone.com/QHBb87
language:
C++14 (gcc 8.3)
created:
10 years ago
visibility:
public

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