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  1. #include <iostream>
  2. #include <cstdlib>
  3. #include <iomanip>
  4. #include <cmath>
  5.  
  6.  
  7. using namespace std;
  8.  
  9. int main()
  10. {
  11.     long long ile;
  12.     cin>>ile;
  13.     for (int i=0; i<ile; i++)
  14.     {
  15.         long double x1,x2,y1,y2,d1,d2;
  16.         cin>>x1>>y1>>d1>>x2>>y2>>d2;
  17.         long double length, wynik;
  18.         if (x1==x2&&y1==y2)
  19.         {
  20.             wynik= d1>d2 ? d2:d1;
  21.             cout<<fixed<<setprecision(2)<<2*wynik<<endl;
  22.  
  23.         }
  24.         else
  25.         {
  26.             long long a,b;
  27.             a=abs(x1-x2);
  28.             b=abs(y1-y2);
  29.             length=sqrt(a*a+b*b);
  30.             if (length>=(d1+d2))
  31.                 wynik=0.00;
  32.  
  33.             else if (d1-length>0)
  34.             {
  35.                 if (d1>=2*d2)
  36.                     wynik=2*d2;
  37.  
  38.                 else
  39.                     wynik=d1-(length-d2);
  40.             }
  41.  
  42.             else if (d2-length>0)
  43.             {
  44.                 if (d2>=2*d1)
  45.                     wynik=2*d1;
  46.  
  47.                 else
  48.                     wynik=d2-(length-d1);
  49.             }
  50.  
  51.             else
  52.                 wynik=d1+d2-length;
  53.  
  54.             cout<<fixed<<setprecision(2)<<wynik<<endl;
  55.         }
  56.  
  57.     }
  58.  
  59.     return 0;
  60. }
  61.  
Success #stdin #stdout 0s 16064KB
comments (?)
stdin
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3
3 3 3
3 -1 4
-3 -3 3
-1 2 5
3 3 2
-3 -3 1
stdout
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3.00
2.61
0.00
https://ideone.com/fyp9WS
problem MWP2_2C, based on SPOJ submission 19899561 (CPP), 2017-08-01 18:43:44
language:
C++ (gcc 8.3)
created:
6 years ago
visibility:
secret

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