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  1. #include <stdio.h>
  2. #define PI 3.1415926
  3. int main()
  4. {
  5. int radius = 14;
  6. double circleArea = PI * radius *radius;
  7. printf("radius: 8d\n", radius);
  8. printf("area of circle: %d",circleArea);
  9. }
Success #stdin #stdout 0.01s 5280KB
stdin
Standard input is empty
stdout
radius: 8d
area of circle: 0