#include <cmath>#include <iostream>using namespace std;#define eps 0.00000005#define PI acos(-1.0) // PI用反三角函数比较准确int main(){double s;while ( scanf("%lf",&s) != EOF ){double v = 0.0;double low = 0, high = sqrt ( s / PI );while ( high - low > eps ){double mid1 = low + ( high - low ) / 3;double mid2 = high - ( high - low ) / 3;double v1 = PI * mid1 * mid1 * sqrt ( pow((s-PI*mid1*mid1)/(PI*mid1),2) - mid1*mid1 ) / 3;double v2 = PI * mid2 * mid2 * sqrt ( pow((s-PI*mid2*mid2)/(PI*mid2),2) - mid2*mid2 ) / 3;if ( v1 > v2 ){v = v1;high = mid2;}else{v = v2;low = mid1;}}double r = high;double h = sqrt ( pow((s-PI*r*r)/(PI*r),2) - r*r );printf("%.2lfn%.2lfn%.2lfn", v, h, r);}return 0;}
