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  1. #include <iostream>
  2. #include <time.h>
  3. #include <cstdlib>
  4. using namespace std;
  5.  
  6. struct cpoint
  7. {
  8. 	double x, y;	
  9. };
  10.  
  11. int main() {
  12. srand(time(0));
  13. int tmpValue;
  14. double sign;
  15. cpoint randomPoint;
  16. 	tmpValue = rand() % 1;
  17. 	if (tmpValue == 0) 
  18. 	{
  19. 		sign = 1.0;
  20. 	}
  21. 	else
  22. 	{
  23. 		sign = -1.0;
  24. 	}
  25. 	randomPoint.x = sign*(rand()%10000+1)/10000.0; 
  26.  
  27. 	tmpValue = rand() % 100 + 1;
  28. 	if (tmpValue >= 50) 
  29. 	{
  30. 		sign = 1.0;
  31. 	}
  32. 	else
  33. 	{
  34. 		sign = -1.0;
  35. 	}
  36. 	randomPoint.y = sign*(rand()%10000+1)/10000.0;
  37. 	cout << tmpValue;
  38. 	cout << "sign : " << sign << endl;
  39. 	cout << "x : " << randomPoint.x << endl;
  40. 	cout << "y : " << randomPoint.y << endl;
  41. 	return 0;
  42. }
Success #stdin #stdout 0s 2728KB
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stdin
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Standard input is empty
stdout
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96sign : 1
x : 0.9469
y : 0.4666
https://ideone.com/xoqLZl
language:
C++ 4.3.2 (gcc-4.3.2)
created:
10 years ago
visibility:
public

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