#include <stdio.h>
int main(){
int R;
double volume;
const double PI = 3.14159;
scanf("%d", &R);
volume = 4.0/3.0 * PI * R * R * R;
printf("VOLUME = %.3lf\n", volume);
return 0;
}
#include <iostream>
#include <iomanip>
using namespace std;
int main(){
int R;
double volume;
const double PI = 3.14159;
cin >> R;
volume = 4.0/3.0 * PI * R * R * R;
cout << "VOLUME = " << setprecision(3) << fixed << volume << endl;
return 0;
}
let input = require("fs").readFileSync("/dev/stdin", "utf8");
let lines = input.split("\n");
let R = parseInt(lines.shift());
const PI = 3.14159;
let volume = (4/3) * PI * R * R * R;
console.log(`VOLUME = ${volume.toFixed(3)}`);
PI = 3.14159
R = int(input())
volume = 4/3 * PI * R * R * R
print(f"VOLUME = {volume:.3f}")