#include <stdio.h>
#include <stdlib.h>
#include <math.h>
typedef struct node{
double a;
struct node *next;
}data;
int main(void)
{
data* head=(data *)malloc(sizeof(data));
data *q,*p=head;
while(scanf("%lf",&p->a)!=EOF){
q=(data *)malloc(sizeof(data));
q->next=p;
p=q;
}
p=p->next;
while(p!=head){
printf("%.4lf/n",sqrt(p->a));
p=p->next;
}
printf("%.4lf/n",sqrt(p->a));
return 0;
}