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  1. #include <limits>
  2. #include <cstdio>
  3.  
  4. int main(int argc, char* argv[]) {
  5. 	float qNaN = std::numeric_limits<float>::quiet_NaN();
  6.  
  7. 	float neg = -qNaN;
  8.  
  9. 	float sub1 = 6.0f - qNaN;
  10. 	float sub2 = qNaN - 6.0f;
  11. 	float sub3 = qNaN - qNaN;
  12.  
  13. 	float add1 = 6.0f + qNaN;
  14. 	float add2 = qNaN + qNaN;
  15.  
  16. 	float div1 = 6.0f / qNaN;
  17. 	float div2 = qNaN / 6.0f;
  18. 	float div3 = qNaN / qNaN;
  19.  
  20. 	float mul1 = 6.0f * qNaN;
  21. 	float mul2 = qNaN * qNaN;
  22.  
  23. 	printf(
  24. 		"neg: %f\nsub: %f %f %f\nadd: %f %f\ndiv: %f %f %f\nmul: %f %f\n",
  25. 		neg, sub1,sub2,sub3, add1,add2, div1,div2,div3, mul1,mul2
  26. 	);
  27.  
  28. 	return 0;
  29. }
Success #stdin #stdout 0s 3412KB
comments (?)
stdin 
Standard input is empty
stdout 
neg: -nan
sub: nan nan nan
add: nan nan
div: nan nan nan
mul: nan nan
https://ideone.com/FjphJj
language:
C++14 (gcc 8.3)
created:
9 years ago
visibility:
public

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