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Mar 23rd, 2019
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  1. #include<stdio.h>
  2. #include<math.h>
  3. #include<stdlib.h>
  4.  
  5. int main(){
  6.  
  7. float x,y ;
  8. float x1, y1 ;
  9. float r ;
  10. printf("enter x1 value ") ;
  11. scanf("%f", &x1) ;
  12. printf("enter y1 value ") ;
  13. scanf("%f", &y1 ) ;
  14. printf("enter radius value ") ;
  15. scanf("%f", &r) ;
  16.  
  17. for(x = -x1; x <= x1; x+= 0.25 ){
  18. for(y= -y1; y <= y1; y+= 0.25 ){
  19. if ( x==0 && y==0)
  20. printf("*") ;
  21. if ((x*x)/(r*r)+(y*y)/(r*r)==1)
  22. printf("*") ;
  23.  
  24. else
  25. printf(" ") ;
  26. }
  27. printf("\n") ;
  28. }
  29.  
  30. system("PAUSE") ;
  31. return 0 ;
  32. }
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