#include <cmath>
#include <cstdio>
#define MAXBUF 256*1024

using namespace std;

double list[256*1024/8];
int i, nc;

int main(){

    while ( nc < MAXBUF && scanf("%lf", &list[i]) ){
        ++i;
        nc += sizeof(list[i]);
    }

    for ( int j = i - 1 ; j >= 0; --j )
        printf("%.4lf\n", sqrt(list[j]) );

    return 0;
}

Edited by author 20.07.2011 19:09