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  1. #include<stdio.h>
  2.  
  3. void main()
  4.  
  5. {
  6. int radius;
  7. float area;
  8. printf("Radius=");
  9. scanf("%d",&radius);
  10. area=3.14*radius*radius;
  11. printf("Your calculated area is=%f",area);
  12. }
  13.  
  14.  
Runtime error #stdin #stdout 0s 2172KB
stdin
Standard input is empty
stdout
Radius=Your calculated area is=6443067770023182336.000000