c program for area of circle, Problem Solving, Adv C

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Question:C program for area of circle

Answer #include <stdio.h>
#define PI 3.141
int main(){
  float r, a;
  printf("Radius: ");
  scanf("%f", &r);
  a = PI * r * r;
  printf("%f\n", a);
  return 0;
}

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C program for area of circle

Question:C program for area of circle

Answer #include <stdio.h> #define PI 3.141 int main(){ float r, a; printf("Radius: "); scanf("%f", &r); a = PI * r * r; printf("%f\n", a); return 0; }

Answer
#include <stdio.h> #define PI 3.141 int main(){ float r, a; printf("Radius: "); scanf("%f", &r); a = PI * r * r; printf("%f\n", a); return 0; }