Division in C++ not working as expected

by

You are missing the fact that 3 and 5 are integers, so you are getting integer division. To make the compiler perform floating point division, make one of them a real number:

 double f = 3.0 / 5;

More Related Contents:

  1. Is multiplication and division using shift operators in C actually faster?
  2. Which is better option to use for dividing an integer number by 2?
  3. Fast multiplication/division by 2 for floats and doubles (C/C++)
  4. Fast division/mod by 10ˣ
  5. C++ Best way to get integer division and remainder
  6. Invalid operands to binary expression while implementing vector [closed]
  7. Why is GCC saying multiple definitions of main? I have one main [closed]
  8. Runtime error happens when deleting a node of the linklist [closed]
  9. How does the Comma Operator work
  10. return statement vs exit() in main()
  11. How to track down a “double free or corruption” error
  12. Downcasting using the ‘static_cast’ in C++
  13. Why does volatile exist?
  14. Using scanf() in C++ programs is faster than using cin?
  15. What are the advantages of using nullptr?
  16. std::vector, default construction, C++11 and breaking changes
  17. do {…} while(false)
  18. How can I add and subtract 128 bit integers in C or C++ if my compiler does not support them?
  19. Difference between try-catch syntax for function
  20. C++: Can a macro expand “abc” into ‘a’, ‘b’, ‘c’?
  21. Visual Studio 2010’s strange “warning LNK4042”
  22. “relocation R_X86_64_32S against ” linking Error
  23. Must the int main() function return a value in all compilers? [duplicate]
  24. SDL2: Fast Pixel Manipulation
  25. std::forward_list and std::forward_list::push_back
  26. What is the simplest way to convert char[] to/from tchar[] in C/C++(ms)?
  27. boost::asio with boost::unique_future
  28. Why can’t Visual Studio find my DLL? [duplicate]
  29. Is there a standard way of moving a range into a vector?
  30. Both asterisk and ampersand in a parameter

Leave a Comment