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  1. #include <math.h>
  2. #include <stdio.h>
  3. #define MAX(x,y)    (x)>(y)?(x):(y) 
  4. int main(){
  5. 	double x=5, y=6, n=7;//values here
  6. 	double px=ceil(sqrt(n*x/y));
  7. 	double sx,sy;
  8. 	if(floor(px*y/x)*px<n)	//does not fit, y/(x/px)=px*y/x
  9. 		sx=y/ceil(px*y/x);
  10. 	else
  11. 		sx= x/px;
  12. 	double py=ceil(sqrt(n*y/x));
  13. 	if(floor(py*x/y)*py<n)	//does not fit
  14. 		sy=x/ceil(x*py/y);
  15. 	else
  16. 		sy=y/py;
  17. 	printf("%f",MAX(sx,sy));
  18. 	return 0;
  19. }
Success #stdin #stdout 0s 2248KB
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https://ideone.com/fwcmoc
language:
C (gcc 8.3)
created:
10 years ago
visibility:
public

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