fork download
copy 
  1. /* Find Area and Perimeter of Circle */
  2.  
  3. #include <stdio.h>
  4.  
  5.  
  6. int main()
  7. {
  8.     float r, A, p;
  9.     printf("\n Enter a radius: ");
  10.     scanf("%f", &r);
  11.     A = (22.0 / 7.0) * r * r;
  12.     p = 2 * (22.0 / 7.0) * r;
  13.     printf("\n The area and perimeter is: %f and %f", A, p);
  14.     return 0;
  15. }
Success #stdin #stdout 0.01s 5280KB
comments (?)
stdin
copy 
Standard input is empty
stdout
copy 
 Enter a radius: 
 The area and perimeter is: 0.000000 and 0.000000
https://ideone.com/3n5yVp
language:
C (gcc 8.3)
created:
2 days ago
visibility:
public

Share or Embed source code

Discover > Sphere Engine API

The brand new service which powers Ideone!

Discover > IDE Widget

Widget for compiling and running the source code in a web browser!