fork download
copy 
  1. #include <stdio.h>
  2.  
  3. int grapes(int n)  { return n > 1 ? 0.8 * n : n; }
  4. int apples(int n)  { return (n / 2 | 0) + n % 2; } 
  5. int normal(int n)  { return n; } 
  6.  
  7. int prices[] = {10,20,30};
  8. int (*f[])(int) = {grapes, apples, normal}; 
  9.  
  10. int total(int counts[]){
  11. 	int sum=0;
  12. 	for (int i=0;i<2;++i) sum+=(*f[i])(counts[i])*prices[i];
  13. 	return sum;
  14. }
  15.  
  16. int main() {
  17.  
  18. 	#define OUT(a,b,c) printf("%d\n",total( ((int[]){a,b,c} )));
  19. 	OUT(1,0,1);
  20. 	OUT(2,0,1);
  21. 	OUT(3,0,1);
  22. 	OUT(4,0,1);
  23. 	OUT(4,1,1);
  24. 	OUT(4,2,1);
  25. 	OUT(4,3,1);
  26. 	#undef OUT
  27.  
  28. 	return 0;
  29. }
  30.  
Success #stdin #stdout 0s 4304KB
comments (?)
stdin
copy 
Standard input is empty
stdout
copy 
10
10
20
30
50
50
70
https://ideone.com/G8wFMj
language:
C (gcc 8.3)
created:
3 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!