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  1. // Lab 8, Working with structs
  2. // Programmer : Maiar Khattab
  3. // Editor(s) used : Code Blocks 13.12
  4. // Compiler(s) used : Code Blocks 13.12
  5.  
  6. #include<iostream>
  7. using std::cout;
  8. using std::endl;
  9.  
  10. #include<cstdlib>
  11.  
  12. //struct def
  13. struct tod
  14. {
  15. int hour;// the hr , 0-23
  16. int minute;// the min, 0-59
  17. int second;//the sec, 0-59
  18. char descr [32];//the description of the time of day
  19.  
  20. };
  21. //void printTod(const tod&);
  22. int main ()
  23. {
  24. cout << "Lab 8, Working With structs\n";
  25. cout << "Programmer: Maiar Khattab\n";
  26. cout << "Editor(s) used: Code Blocks 13.12\n";
  27. cout << "Compiler(s) used: Code Blocks 13.12\n";
  28. cout << "File: " << __FILE__ << endl;
  29. cout << "Complied: " << __DATE__ << " at " << __TIME__ << endl << endl;
  30.  
  31. tod theTime[] = {{12,0,0, "noon"},
  32. {0,0,0," midnight"},
  33. {6,00,00," supper "},
  34. {11,30,0,"bedtime"}};
  35.  
  36. for(int i; i <5; i++)
  37. {
  38. char descr [32];
  39. cout << theTime[i].descr << " is " << theTime[i].hour << ':'
  40. << theTime[i].minute << ":" << theTime[i].second << endl;
  41. }
  42. }
  43.  
  44.  
Success #stdin #stdout 0.01s 5432KB
stdin
#include <iostream>
#include <cmath>
using namespace std;

int main() {
    double a, b, c, discriminant, root1, root2;
    cout << "Enter the values of a, b, and c: ";
    cin >> a >> b >> c;

    discriminant = b * b - 4 * a * c;

    if (discriminant > 0) {
        root1 = (-b + sqrt(discriminant)) / (2 * a);
        root2 = (-b - sqrt(discriminant)) / (2 * a);
        cout << "Roots are real and different." << endl;
        cout << "Root 1 = " << root1 << endl;
        cout << "Root 2 = " << root2 << endl;
    } else if (discriminant == 0) {
        root1 = root2 = -b / (2 * a);
        cout << "Roots are real and equal." << endl;
        cout << "Root 1 = Root 2 = " << root1 << endl;
    } else {
        double realPart = -b / (2 * a);
        double imaginaryPart = sqrt(-discriminant) / (2 * a);
        cout << "Roots are complex and different."  << endl;
        cout << "Root 1 = " << realPart << "+" << imaginaryPart << "i" << endl;
        cout << "Root 2 = " << realPart << "-" << imaginaryPart << "i" << endl;
    }

    return 0;
}
stdout
Lab 8, Working With structs
Programmer: Maiar Khattab
Editor(s) used: Code Blocks 13.12
Compiler(s) used: Code Blocks 13.12
File: prog.cpp
Complied: Mar 26 2023 at 16:24:31

noon is 12:0:0
 midnight is 0:0:0
 supper  is 6:0:0
bedtime is 11:30:0
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