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  1. #include <stdio.h>
  2. #include <locale.h>
  3.  
  4. int main() 
  5. {
  6.     setlocale(LC_ALL, "RU");
  7.  
  8.     float f;
  9.     double d;
  10.     long double ld;
  11.  
  12.  
  13.     f = -50.15;
  14.     d = -50.15;
  15.     ld = -50.15;
  16.  
  17.  
  18.     printf("-50.15 in float type:       %.40e", f);
  19.     printf("\n-50.15 in double type:      %.40e", d);
  20.     printf("\n-50.15 in long double type: %.40Le", ld);
  21.  
  22.     f = 1.3756e+20;
  23.     d = 1.3756e+20;
  24.     ld = 1.3756e+20;
  25.  
  26.  
  27.     printf("\n\n1.3756e+20 in float type:       %.40e", f);
  28.     printf("\n1.3756e+20 in double type:      %.40e", d);
  29.     printf("\n1.3756e+20 in long double type: %.40Le", ld);
  30.  
  31.  
  32.     f = 1.3756e-20;
  33.     d = 1.3756e-20;
  34.     ld = 1.3756e-20;
  35.  
  36.  
  37.     printf("\n\n1.3756e-20 in float type:       %.40e", f);
  38.     printf("\n1.3756e-20 in double type:      %.40e", d);
  39.     printf("\n1.3756e-20 in long double type: %.40Le", ld);
  40.  
  41.     return 0;             
  42. }
Success #stdin #stdout 0s 5292KB
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stdin
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Standard input is empty
stdout
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-50.15 in float type:       -5.0150001525878906250000000000000000000000e+01
-50.15 in double type:      -5.0149999999999998578914528479799628257751e+01
-50.15 in long double type: -5.0149999999999998578914528479799628257751e+01

1.3756e+20 in float type:       1.3755999650807860428800000000000000000000e+20
1.3756e+20 in double type:      1.3756000000000000000000000000000000000000e+20
1.3756e+20 in long double type: 1.3756000000000000000000000000000000000000e+20

1.3756e-20 in float type:       1.3756000662059779092054106683362668661630e-20
1.3756e-20 in double type:      1.3756000000000000942152312507737451942692e-20
1.3756e-20 in long double type: 1.3756000000000000942152312507737451942692e-20
https://ideone.com/QFMryI
language:
C (gcc 8.3)
created:
11 days ago
visibility:
public

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