fork download
copy 
  1. /* Program to converter floating number to hexadecimal code */
  2. #include <iostream>
  3. #include <cmath>
  4. #include <iomanip>
  5. #include <math.h>
  6.  
  7. void printfloat(float);
  8.  
  9. int main()
  10. {
  11.     float number = 0.0;
  12.     int  how_many_step = 0;
  13.     std::cin >> how_many_step;
  14.     while (how_many_step > 0)
  15.     {
  16.         std::cin >> number;
  17.         printfloat( number );
  18.         --how_many_step;
  19.     }
  20.     return 0;
  21. }
  22.  
  23. void printfloat(float n)
  24. {
  25.     std::string s_intiger_part;
  26.     std::string s_decimal_part;
  27.     std::string final_binary;
  28.     int binary_intiger[8] {};
  29.     int binary_decimal[8] {};
  30.     float intiger_part = 0.0;                   //czesc calkowita
  31.     float decimal_part = 0.0;                   //czesc ulamkowa
  32.     decimal_part = std::modf( n , &intiger_part );
  33.     std::cout <<  "czesc calkowita" << intiger_part << " czesc ulamkowa " << decimal_part << std::endl;
  34.     int intiger_number = intiger_part;
  35.  
  36.     int index = 0;
  37.     do
  38.     {
  39.         if( intiger_number % 2 == 0 )
  40.         {
  41.             std::cout << "mod 0" << std::endl;
  42.             s_intiger_part += std::to_string(0);
  43.             intiger_number /= 2;
  44.             if ( intiger_number == 1 )
  45.                 ++index;
  46.         }
  47.         if ( intiger_number % 2 == 1)
  48.         {
  49.             std::cout << "mod 1" << std::endl;
  50.             s_intiger_part += std::to_string(1);
  51.             intiger_number /= 2;
  52.             if ( intiger_number == 1 )
  53.                 ++index;
  54.         }
  55.     }
  56.     while ( index != 1 );
  57.     for ( int i = s_intiger_part.size() ; i >= 0 ; --i )
  58.     {
  59.         std::cout << "dana liczba: " << s_intiger_part[i] << std::endl;
  60.         final_binary += s_intiger_part[i];
  61.     }
  62.     final_binary += ".";
  63.     index = 0;
  64.     std::cout << "liczba: " <<  intiger_part << " w binarnym to: " << s_intiger_part << std::endl;
  65.     std::cout << "liczba: " <<  intiger_part << " w binarnym to: " << final_binary << std::endl;
  66.     intiger_number = 0;
  67.     float decimal = decimal_part;
  68.     do
  69.     {
  70. //        decimal *= 2.0;
  71.         decimal = decimal + decimal;
  72.  
  73.         std::cout.setf( std::ios::fixed , std::ios::basefield );
  74.         std::cout << std::setprecision(4);
  75.         std::cout <<  "decimal: " << /*ceilf(decimal)*/ decimal << std::endl;
  76.         std::cout << "binarka: " <<  s_decimal_part << std::endl;
  77.         if ( decimal > 1 )
  78.         {
  79.             s_decimal_part += std::to_string(1);
  80.             decimal -= 1.0;
  81.         }
  82.         else if ( decimal > 0 && decimal < 1 )
  83.             s_decimal_part += std::to_string(0);
  84.         else if ( decimal == 1 || decimal == 0 )
  85.         {
  86.             if ( decimal == 1 )
  87.                 s_decimal_part += std::to_string(1);
  88.             else if ( decimal == 0 )
  89.                 s_decimal_part += std::to_string(0);
  90.             ++index;
  91.         }
  92.         std::cout << "binarka: " <<  s_decimal_part << std::endl;
  93.  
  94.  
  95.     }
  96.     while ( index != 1 );
  97.     std::cout << "czesc ulamkowa: " << decimal_part << " w binarnym to: " << s_decimal_part << std::endl;
  98.  std::cout << std::endl;
  99.  
  100. }
  101.  
Success #stdin #stdout 0s 3476KB
comments (?)
stdin
copy 
Standard input is empty
stdout
copy 
Standard output is empty
https://ideone.com/CLfLW7
language:
C++14 (gcc 8.3)
created:
7 years ago
visibility:
public

Share or Embed source code

Discover > Sphere Engine API

The brand new service which powers Ideone!

Discover > IDE Widget

Widget for compiling and running the source code in a web browser!