#include <bits/stdc++.h>
using namespace std;

using ll=long long;
#define int ll

#define rng(i,a,b) for(int i=int(a);i<int(b);i++)
#define rep(i,b) rng(i,0,b)
#define gnr(i,a,b) for(int i=int(b)-1;i>=a;i--)
#define per(i,b) gnr(i,0,b)
#define pb push_back
#define eb emplace_back
#define a first
#define b second
#define bg begin()
#define ed end()
#define all(x) x.bg,x.ed
#ifdef LOCAL
#define dmp(x) cerr<<__LINE__<<" "<<#x<<" "<<x<<endl
#else
#define dmp(x) void(0)
#endif

template<class t,class u> void chmax(t&a,u b){if(a<b)a=b;}
template<class t,class u> void chmin(t&a,u b){if(a>b)a=b;}

template<class t> using vc=vector<t>;
template<class t> using vvc=vc<vc<t>>;

using pi=pair<int,int>;
using vi=vc<int>;

template<class t,class u>
ostream& operator<<(ostream& os,const pair<t,u>& p){
	return os<<"{"<<p.a<<","<<p.b<<"}";
}

template<class t> ostream& operator<<(ostream& os,const vc<t>& v){
	os<<"{";
	for(auto e:v)os<<e<<",";
	return os<<"}";
}

template<class t> void mkuni(vc<t>&v){
	sort(all(v));
	v.erase(unique(all(v)),v.ed);
}

ll read(){ll i;cin>>i;return i;}

using ld=long double;
using cm=complex<ld>;
#define x real()
#define y imag()
const ld eps=1e-7;
const ld PI=acos(ld(-1));
int sgn(ld a){return a<-eps?-1:(a>eps?1:0);}
auto cmcmp=[](const cm&a,const cm&b){
	if(sgn(a.x-b.x))return a.x<b.x;
	else return sgn(a.y-b.y)<0;
};
ld dot(cm a,cm b){return a.x*b.x+a.y*b.y;}
ld crs(cm a,cm b){return a.x*b.y-a.y*b.x;}
int ccw(cm a,cm b){return sgn(crs(a,b));}
int ccw(cm a,cm b,cm c){return ccw(b-a,c-a);}
//AOJ1183
int qeq(ld a,ld b,ld c,ld&d,ld&e){
	ld f=b*b-4*a*c;
	if(sgn(f)<0)return 0;
	ld g=sqrt(max(f,ld(0)));
	d=(-b+g)/(2*a);
	e=(-b-g)/(2*a);
	return sgn(f)+1;
}
//(-2)[a,-1](0)[b,1](2)
int bet(cm a,cm b,cm c){
	cm d=b-a;
	ld e=dot(d,c-a);
	if(sgn(e)<=0)return sgn(e)-1;
	return sgn(e-norm(d))+1;
}
ld tri2(cm a,cm b,cm c){
	return crs(b-a,c-a);
}
//AOJ0153
//0-no,1-edge,2-in
int cont(cm a,cm b,cm c,cm d){
	if(ccw(a,b,c)==-1)
		swap(b,c);
	return min({ccw(a,b,d),ccw(b,c,d),ccw(c,a,d)})+1;
}
//AOJ1183
//arg between ab
//assume given lengths are valid
ld arg(ld a,ld b,ld c){
	return acos(min(max((a*a+b*b-c*c)/(2*a*b),ld(-1)),ld(1)));
}

using ln=pair<cm,cm>;
cm dir(ln a){return a.b-a.a;}
cm eval(ln a,ld b){return a.a+dir(a)*b;}
cm proj(ln a,cm b){
	cm c=dir(a);
	return a.a+c*dot(c,b-a.a)/norm(c);
}
cm refl(ln a,cm b){
	return ld(2)*proj(a,b)-b;
}
//AOJ0153
ld dsp(ln a,cm b){
	cm c=proj(a,b);
	if(abs(bet(a.a,a.b,c))<=1)return abs(b-c);
	return min(abs(b-a.a),abs(b-a.b));
}
int ccw(ln a,cm b){return ccw(a.a,a.b,b);}
//AOJ1157
//0-no,1-yes(endpoint),2-yes(innner)
int iss(ln a,ln b){
	int c=ccw(a.a,a.b,b.a)*ccw(a.a,a.b,b.b);
	int d=ccw(b.a,b.b,a.a)*ccw(b.a,b.b,a.b);
	int e=max(c,d);
	if(e)return 1-e;
	int f=bet(a.a,a.b,b.a),g=bet(a.a,a.b,b.b);
	if(max(f,g)==-2||min(f,g)==2)return 0;
	return 1;
}
//AOJ1157
ld dss(ln a,ln b){
	if(iss(a,b))return 0;
	return min({dsp(a,b.a),dsp(a,b.b),dsp(b,a.a),dsp(b,a.b)});
}

using cr=pair<cm,ld>;
//AOJ0153
//0-no,1-edge,2-in
int cont(cr a,cm b){
	return sgn(a.b-abs(b-a.a))+1;
}
//AOJ0153
//0-no,1-touch,2-cross
int ids(cr a,ln b){
	return sgn(a.b-dsp(b,a.a))+1;
}
//AOJ0129 (touch以外)
//0-no(in),1-touch(in),2-cross,3-touch(out),4-no(out)
int ics(cr a,ln b){
	int c=ids(a,b);
	if(c<=1)return 4-c;
	return sgn(max(abs(b.a-a.a),abs(b.b-a.a))-a.b)+1;
}
//AOJ1183
int ccl(cr a,ln b,ld&c,ld&d){
	cm e=dir(b);
	cm f=b.a-a.a;
	return qeq(norm(e),2*dot(e,f),norm(f)-a.b*a.b,c,d);
}
//AOJ0023
//0-apart,1-coinside,2-a<b,3-a<=b,4-a>b,5-a>=b,6-a touch b,7-a cross b
int icc(cr a,cr b){
	ld c=abs(a.a-b.a);
	if(sgn(c)==0&&sgn(a.b-b.b)==0)return 1;
	int d=sgn(c+a.b-b.b);
	if(d<=0)return d+3;
	int e=sgn(c+b.b-a.b);
	if(e<=0)return e+5;
	int f=sgn(a.b+b.b-c);
	if(f>=0)return f+6;
	return 0;
}

//two intersections r,l seen be a.a
//assume two circles cross
pair<ld,ld> ccc(cr a,cr b){
	ld c=arg(b.a-a.a);
	ld d=arg(a.b,abs(b.a-a.a),b.b);
	return make_pair(c-d,c+d);
}

//area of circular segment
ld cseg(ld a,ld b){
	return a*a*(b-sin(b))/2;
}


signed main(){
	cin.tie(nullptr);
	ios::sync_with_stdio(false);
	cout<<fixed<<setprecision(20);
	
	while(1){
		ld uw=read(),uh=read(),a=read(),b=read(),ab=read();
		if(uw==0)break;
		
		ld ar=sqrt(a/PI),br=sqrt(b/PI);
		bool sw=ar<br;
		if(sw)swap(ar,br);
		if(sgn(ar*2-min(uw,uh))>0){
			cout<<"impossible"<<endl;
			continue;
		}
		ld lw=ar-br,up=ar+br;
		rep(_,60){
			ld mid=(lw+up)/2;
			ld c,d;
			tie(c,d)=ccc(cr(cm(0,0),ar),cr(cm(mid,0),br));
			ld e=cseg(ar,d-c);
			tie(c,d)=ccc(cr(cm(mid,0),br),cr(cm(0,0),ar));
			e+=cseg(br,d-c);
			if(e<ab)
				up=mid;
			else
				lw=mid;
		}
		ld ax=ar,ay=ar;
		ld bx=ax,by=ay+up;
		if(sgn(by+br-uh)>0){
			ld h=uh-ay-br;
			bx=ax+sqrt(up*up-h*h);
			by=ay+h;
		}
		if(sgn(bx+br-uw)<=0){
			if(sw){
				swap(ax,bx);
				swap(ay,by);
				swap(ar,br);
			}
			cout<<ax<<" "<<ay<<" "<<ar<<" "<<bx<<" "<<by<<" "<<br<<endl;
		}else
			cout<<"impossible"<<endl;
	}
}



Measured memory_bytes: 3524