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  1. #include <stdio.h>
  2.  
  3.  
  4. double mul(double x, double y);
  5.  
  6. int main (void){
  7. 	double x;
  8. 	double y;
  9. 	double ans;
  10. 	double (*pm)(double x, double y);
  11. 	pm=mul;
  12. 	ans=(*pm)(x,y);
  13. 	printf("ans=%lf\n",ans);
  14. 	return 0;
  15. }
  16.  
  17. double mul(double x, double y){
  18. 	return x*y;
  19. }
  20.  
Success #stdin #stdout 0s 544KB
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stdin
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Standard input is empty
stdout
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ans=0.000000
https://ideone.com/k8AZdJ
language:
C (gcc 8.3)
created:
2 days ago
visibility:
public

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