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  1. #include <iostream>
  2. #include <cmath>
  3. #include <iomanip>  // untuk setprecision
  4.  
  5. using namespace std;
  6.  
  7. int main() {
  8.     int S;          // sudut peluncuran (derajat)
  9.     double V;       // kecepatan awal
  10.     const double g = 10.0;
  11.  
  12.     cin >> S >> V;
  13.  
  14.     // Validasi sudut
  15.     if (S < 0 || S > 90) {
  16.         cout << "Sudut harus antara 0 dan 90 derajat." << endl;
  17.         return 1;
  18.     }
  19.  
  20.     double rad = S * M_PI / 180.0;
  21.     double waktu = (2 * V * sin(rad)) / g;
  22.  
  23.     // Output dengan 3 angka di belakang koma
  24.     cout << fixed << setprecision(3) << waktu << endl;
  25.  
  26.     return 0;
  27. }
  28.  
Success #stdin #stdout 0s 5316KB
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https://ideone.com/U6yBio
language:
C++ (gcc 8.3)
created:
2 days ago
visibility:
public

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