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  1. #include<stdio.h>
  2.  
  3. int main()
  4. {
  5.     printf("Enter radius: ");
  6.     int r;
  7.     scanf("%d",&r);
  8.     float D=2*r,C=2*3.1416*r,A=3.1416*r*r;
  9.     printf("Diameter: %.0f \nCircumference: %.2f \nArea: %.2f ",D,C,A);
  10. }
  11.  
Success #stdin #stdout 0s 5288KB
comments (?)
stdin 
Standard input is empty
stdout 
Enter radius: Diameter: 65534 
Circumference: 205881.61 
Area: 3373061376.00
https://ideone.com/5lv5tJ
language:
C++ (gcc 8.3)
created:
22 hours ago
visibility:
public

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