#include <iostream>
#include <math.h>
using namespace std;

int main()
{

long b=-1,c;
long A[10000];

while(cin>>c)
{
    b=b+1;
    A[b-1]=c;
}

for(int i=b-1;i>=0;i--)
{
    printf(".4ld\n",sqrt(double(A[i])));
}


return 0;
}

Edited by author 25.07.2007 20:00

You must wrote "for(int i=b;i>=0;i--)" or initialize b as "0". Your code dont process last inputted number.
P.S. And, by the way, you can write "b++" instead of "b=b+1" ;) This is C++, enjoy it =)