1011 Sphere

URI Online Judge | 1011

Sphere

Adapted by Neilor Tonin, URI Brazil

Timelimit: 1

Make a program that calculates and print the volume of a sphere given the radius (R) of the circle. The formula to calculate the volume is: 4/3 * pi * R³. For the purposes of this problem the value of pi is 3.14159.

Input

The input file contain an integer number.

Output

The output file will contain a message like the following example. Remember the space before and after the equal signal. The value must be printed with 3 digits after the decimal point.

Sample Input	Sample Output
3	VOLUME = 113.097

 


Solution:

#include <stdio.h>

int main(){

    register int R;

    scanf("%d", &R);

    printf("VOLUME = %.3f\n", 4.188786*R*R*R);

    return 0;

}