Go: package main

import (
	"bufio"
	"fmt"
	"math"
	"os"
	"strconv"
)

var scanner = bufio.NewScanner(os.Stdin)

func nextString() string {
	scanner.Scan()
	return scanner.Text()
}

func nextFloat64() (float64, error) {
	return strconv.ParseFloat(nextString(), 64)
}

func mathRound(f float64) float64 {
	return math.Floor(f + .5)
}

func round(x float64) float64 {
	if math.Abs(x) < 0.001 {
		return 0
	}
	return mathRound(x*1000) / 1000
}

func main() {
	scanner.Split(bufio.ScanWords)
	for {
		a, err := nextFloat64()
		if err != nil {
			break
		}
		b, _ := nextFloat64()
		c, _ := nextFloat64()
		d, _ := nextFloat64()
		e, _ := nextFloat64()
		f, _ := nextFloat64()

		detA := a*e - b*d
		x := (c*e - b*f) / detA
		y := (a*f - c*d) / detA

		fmt.Printf("%.3f %.3f\n", round(x), round(y))
	}
}

C++: #include <cstdio>

int main(){
	int a,b,c,d,e,f;
	double x,y;
	while(scanf("%d %d %d %d %d %d",&a,&b,&c,&d,&e,&f)!=EOF){
		x = (double)(e*c-b*f)/(e*a-b*d);
		y = (double) (c-a*x)/b;
		if(0.00049>x&&x>-0.00049) x=0;
		if(0.00049>x&&x>-0.00049) y=0;
		printf("%.3f %.3f\n",x,y);
	}
	return 0;
}

C++: #include<iostream>
using namespace std;
int main(){
  double a, b, c, d, e, f;
  double x, y;
  cin >> a >> b >> c >> d >> e >> f;
  x = (c * e - b * f) / (a * e - b * d);
  y = (a * f - c * d) / (a * e - b * d);
  cout << x << " " << y << endl;
  return 0;
}

C++: #include <iostream>
#include <cstdio>

using namespace std;

int main(){
double a=1;, b, c, d, e, f;

while(a){
cin >> a >> b>> c>> d>> e>> f;
double x, y;
x =(c*e-b*f) / (a*e-b*d);
y = (c*d-a*f) / (b*d-a*e);
printf("%.3f %.3f\n",x, y);
}

return 0;
}

C++: #include <iostream>

// x = (e * c - b * f) / (a * e - b * d)
// y = (a * f - d * c) / (a * e - b * d)

using namespace std;

int main() {
    double a, b, c, d, e, f;

    while (cin >> a >> b >> c >> d >> e >> f) {
        int det = a * e - b * d;
        double x = (e * c - b * f) / det;
        double y = (a * f - d * c) / det;
        printf("%.3f %.3f", x + 0.0, y + 0.0);
    }

    return 0;
}

C++: #include<iostream>
using namespace std;

int main(void){
	double a, b, c, d, e, f;
	while(cin >> a >> b >> c >> d >> e >> f){
		double x, y;
		x=(c*e-b*f)/(a*e-b*d);
		y=(a*f-c*d)/(a*e-b*d);
		if(x>-0.001 && x<=0) x=0;
		if(y>-0.001 && y<=0) y=0;

		cout.setf(ios::fixed);
		cout.precision(3);
		cout << x << " " << y << endl;
	}
	return 0;
}

C++: #include<bits/stdc++.h>
using namespace std;
int main(){
  double a,b,c,d,e,f;
  while(cin>>a>>b>>c>>d>>e>>f){
    double y=(c*d-a*f)/(b*d-a*e);
    double x=(c-b*y)/a;
    printf("%.3lf %.3lf\n",x,y);
  }
  return 0;
}

C++: #include<iostream>
#include<cstdio>
#include<cstring>

using namespace std;

int main(){
   double a,b,c,d,e,f;
   double x,y;
   int X,Y;
   
   while(cin>>a>>b>>c>>d>>e>>f){
      x = (c*e-b*f)/(a*e-b*d);
      y = (c*d-a*f)/(b*d-a*e);
      
      X = static_cast<int>(x*10000);
      if(X%10>=5){
         X += 10 - (X%5);
         x = static_cast<double>(X /10000);
      }
      Y = static_cast<int>(y*10000);
      if(Y%10>=5){
         Y += 10 - (Y%5);
         y = static_cast<double>(Y /10000);
      }
      printf("%.3lf %.3lf\n",x,y);
      
   }
   return 0;
}

C++: #include<iostream>
#include<iomanip>
#include<cmath>
#include<algorithm>
#include<string>
#include<cctype>
#include<vector>
#include<queue>
#include<map>
using namespace std;

int main() {
	double a, b, c, d, e, f, x, y, G;

	while (cin >> a >> b >> c >> d >> e >> f) {
		G = 1 / (a*e - b*d);
		x = G*(e*c + (-b)*f);
		y = G*((-d)*c + a*f);
		cout << fixed << setprecision(3) << x << " " << y << endl;
	}

	return 0;
}

C++: #include <iostream>
#include <stdio.h>
#include <vector>
#include <algorithm>

using namespace std;
int main() {
    float a,b,c,d,e,f,x;
    while(cin >> a){
        cin >> b;
        cin >> c;
        cin >> d;
        cin >> e;
        cin >> f;
        a /= b;
        c /= b;
        x = (f-e*c)/(d-a*e);
        printf("%.3f %.3f\n",x,c-a*x );

    }
    return 0;

}

C++: #include <bits/stdc++.h>

using namespace std;

typedef long long ll;
typedef unsigned long long ull;
typedef long double ld;
typedef pair<ll, ll> P;

#define EACH(i,a) for (auto& i : a)
#define FOR(i,a,b) for (ll i=(a);i<(b);i++)
#define RFOR(i,a,b) for (ll i=(b)-1;i>=(a);i--)
#define REP(i,n) for (ll i=0;i<(n);i++)
#define RREP(i,n) for (ll i=(n)-1;i>=0;i--)
#define debug(x) cout<<#x<<": "<<x<<endl
#define pb push_back
#define ALL(a) (a).begin(),(a).end()

const ll linf = 1e18;
const int inf = 1e9;
const double eps = 1e-12;
const double pi = acos(-1);

template<typename T>
istream& operator>>(istream& is, vector<T>& vec) {
	EACH(x,vec) is >> x;
	return is;
}
template<typename T>
ostream& operator<<(ostream& os, vector<T>& vec) {
	REP(i,vec.size()) {
		if (i) os << " ";
		os << vec[i];
	}
	return os;
}
template<typename T>
ostream& operator<<(ostream& os, vector< vector<T> >& vec) {
	REP(i,vec.size()) {
		if (i) os << endl;
		os << vec[i];
	}
	return os;
}

int main() {
	std::ios::sync_with_stdio(false);
	std::cin.tie(0);
	int a, b, c, d, e, f;
	while ( cin >> a >> b >> c >> d >> e >> f ) {
		ll delta = a * e - b * d;
		ll x = c * e - b * f;
		ll y = a * f - c * d;
		ld X = (ld)x/delta;
		ld Y = (ld)y/delta;
		if (-0.0005 < X && X < 0.0005) {
			X = 0;
		}
		if (-0.0005 < Y && Y < 0.0005) {
			Y = 0;
		}
		cout << fixed << setprecision(3) << X << " " << Y << endl;
	}
}

C++: #include <iostream>
using namespace std;
int main(){
	double a,b,c,d,e,f,x,y;
	int xx,yy;
	while(cin>>a>>b>>c>>d>>e>>f){
		x=(c*e-b*f)/(a*e-b*d);
		y=(a*f-c*d)/(a*e-b*d);
		cout<<(int)x<<"."<<(int)(x*10)-(int)x*10<<(int)(x*100)-(int)x*100<<(int)(x*1000)-(int)x*1000<<" "<<
			(int)y<<"."<<(int)(y*10)-(int)y*10<<(int)(y*100)-(int)y*100<<(int)(y*1000)-(int)y*1000<<endl;
	}
	return 0;
}

C++: #include <iostream>
#include<iomanip>
using namespace std;

int main()
{
	int a, b, c, d, e, f;
	double x, y;
	while (cin >> a >> b >> c >> d >> e >> f) {
		if(a*e-b*d==0)
			x = (c*e - b*f) / (a*e - b*d);
			y = (a*f - c*d) / (a*e - b*d);
			cout << fixed
				<< setprecision(3)
				<< x<<" "<<y<< endl;
	}

	return 0;
}

C++: #include<iostream>
#include <cstdio>

using namespace std;

int main(){
	//Cramer's Rule
	double a, b, c, d, e, f;

	while(cin >> a >> b >> c >> d >> e>> f) {
		printf("%.3f %.3f\n", (e * c - b * f) / (a * e - b * d) + 0, (a * f - c * d) / (a * e - b * d) + 0);
	}
	return 0;
}

C++: #include<stdio.h>
int main()
{
  double a,b,c,d,e,f,x,y;
  while(scanf("%lf%lf%lf%lf%lf%lf",&a,&b,&c,&d,&e,&f) != EOF){
    y = (a*f - c*d)/(a*e - d*b);
    x = (c - b*y)/a;
    printf("%.3f %.3f",x,y);
  }
}

C++: #include <iostream>
#include <iomanip>
using namespace std;

void OutputSolution(int a, int b, int c, int d, int e, int f)
{
    double x, y;
	if(b == 0){
		x = c / a;
		y = (f-d*x) / e;
	}else{
		int B = b;
		a *= e;
		b *= e;
		c *= e;
		d *= B;
		e *= B;
		f *= B;
		x = (c-f) / (a-d);
		y = (c-a*x) / b;
	}
	cout << fixed << setprecision(3) << x << ' ' << y << endl;
}

int main()
{
	while(true){
		int a, b, c, d, e, f;
		cin >> a >> b >> c >> d >> e >> f;
		if(cin.eof()) break;
		OutputSolution(a, b, c, d, e, f);
	}
	return 0;
}

C++: #include <iostream>
#include <iomanip>
#include <math.h>
using namespace std;

int main(){
	double a, b, c, d, e, f, x, y;
	while( cin >> a >> b >> c >> d >> e >> f ){
		x = (c*e - b*f) / (a*e - b*d);
		y = (c*d - a*f) / (b*d - a*e);
		if( fabs(x) < 0.0005 ) x = 0.0;
		if( fabs(y) < 0.0005 ) y = 0.0;
		cout << fixed << std::setprecision(3) << x << " " << y << "\n";
	}
	return 0;
}