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  1. #include <stdio.h>
  2.  
  3. double getsum(double x,double y)
  4. {
  5. double z;
  6.  
  7. z=x+y;
  8.  
  9. return(z);
  10.  
  11. }
  12.  
  13. int main(void)
  14. {
  15. double a,b,sum;
  16.  
  17. a=1.0;
  18. b=2.0;
  19.  
  20. sum=getsum(a,b);
  21.  
  22. printf("%f %f %f\n",a,b,sum);
  23. return(0);
  24. }
Success #stdin #stdout 0s 9432KB
stdin
Standard input is empty
stdout
1.000000 2.000000 3.000000