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  1. #define _USE_MATH_DEFINES 
  2. #include <iostream> 
  3. #include <cmath> 
  4. using namespace std; 
  5.  
  6. int main() { 
  7. double ax, ay, az, bx, by, bz, mdla, mdlb, mdlab, ccos, ugl; 
  8. int gr = 0,mn=0, sc=0; 
  9. cin >> ax >> ay >> az >> bx >> by >> bz; 
  10. mdla = sqrt(ax*ax + ay*ay + az*az); //формула длины вектора 
  11. mdlb = sqrt(bx*bx + by*by + bz*bz); 
  12. mdlab = mdla*mdlb; 
  13.  
  14. ccos = (ax*bx + ay*by + az*bz) / mdlab; // формула косинус угла между векторами 
  15. ugl = acos(ccos)*180/M_PI;// получим угол по формуле перевода радиан в градусы 
  16. gr = (int)ugl; 
  17. ugl -= gr; 
  18. while (ugl < 0.1)ugl *= 10; 
  19.  
  20. mn =(int)( ugl /(1.0/60.0) ); 
  21. ugl -= mn*(1.0 / 60.0); 
  22. while (ugl < 0.1)ugl *= 10; 
  23.  
  24. sc = (int)(ugl/(1.0/60)); 
  25.  
  26. cout << gr << "° " << mn << "' " << sc << "''"; 
  27. return 0; 
  28. }
Success #stdin #stdout 0s 3472KB
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7° 17' 55''
https://ideone.com/Gx3IVU
ml 27
language:
C++14 (gcc 8.3)
created:
8 years ago
visibility:
public

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