#include <iostream>
#include <cmath>
using namespace std;
int main (void)
{
double a, b, c;
cout << "ax^2 + bx + c = 0" << endl;
cout << "Enter a: ";
cin >> a;
cout << "Enter b: ";
cin >> b;
cout << "Enter c: ";
cin >> c;
// ;
double D = b * b - 4 * a * c;
double x1 = (-b + sqrt(D)) / 2;
double x2 = (-b - sqrt(D)) / 2;
double x = (x1 > x2)? (x1): (x2);
cout << "x = " << x << endl;
double chisl = pow(x, 3.0/5) + abs(cos(2*x - 9));
double znam = ceil(log10(1.0/pow(sin(x), 5)));
cout << chisl / znam << endl;
return 0;
}
1.11.
.
1. 
2. 
3. 
4. 
5. 
6. 
7. 
8. 
9. 
10. 
11. 
12. 
13. 
14. 
15. 
16. 
17. 
18. 
19. 
20. 
21. 
22. 
23. 
24. 
25. 
26. 
27. 
28. 
29. 
30. 
31. 
32. 
33. 
34. 
35. 
36. 
37. 
38. 
39. 
40. 
2.
, , . .
++ , , ; , . , , {}. , , .
++ : , . . , , goto, , . , , assembler ++, .
2.1
, : if else switch.
|
|
|
2.1.1. if else
if else , . (, , ). , , , , else. , , , . , .
