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  1. #include <stdio.h> 
  2.  
  3. int main(void) { 
  4.   double a = 1e-20;
  5.   double b = 1e-5;
  6.   double c = a + b;
  7.   printf("%.25f\n", c); 
  8.   return 0; 
  9. }
Success #stdin #stdout 0.01s 1720KB
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1
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stdout
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0.0000100000000000000109824
https://ideone.com/48qOmg
language:
C (gcc 8.3)
created:
11 years ago
visibility:
public

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