#include #include #include #include #include #include #include #include #include #include #include #include using namespace std; typedef long long ll; #define fi first #define se second #define mp make_pair #define rep(i, n) for(int i=0;i=0;--i) const int inf=1e9+7; const ll mod=1e9+7; const ll mod1=998244353; const ll big=1e18; const double PI=2*asin(1); int main() { double a, b, c, d, e, f; cin>>a>>b>>c>>d>>e>>f; double x, y; y = (c*d-a*f)/(b*d-a*e); x = (c-b*y)/a; cout<