URI 1011

#include <stdio.h>

int main() {

   float a;
   scanf("%f",&a);

   printf("VOLUME = %.3f\n",(4.0/3) * 3.14159 * a*a*);
   return 0;
}

#include <stdio.h>

int main() {

   float a;
   scanf("%f",&a);

   printf("VOLUME = %.3f\n",(4 * 3.14159 * pow(a, 3)) / 3);
   return 0;
}