Go: package main

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

func gcd(num1, num2 int) int {
	if num2 == 0 {
		return num1
	}
	num3 := num1 % num2
	return gcd(num2, num3)
}

func lcm(num1, num2 int) int {
	if num1%num2 != 0 {
		num3 := gcd(num1, num2)
		for i := 1; ; i++ {
			check := num3 * i
			if check%num1 == 0 && check%num2 == 0 {
				return check
			}
		}
	} else {
		return num1
	}
}

func main() {
	scanner := bufio.NewScanner(os.Stdin)
	for scanner.Scan() {
		strNums := strings.Fields(scanner.Text())
		nums := []int{}
		for _, strNum := range strNums {
			num, _ := strconv.Atoi(strNum)
			nums = append(nums, num)
		}
		a := nums[0]
		b := nums[1]
		c := nums[2]
		d := nums[3]
		e := nums[4]
		f := nums[5]
		lcm := lcm(a, d)
		mulA := lcm / a
		mulD := lcm / d
		a *= mulA
		b *= mulA
		c *= mulA
		d *= mulD
		e *= mulD
		f *= mulD

		if d < 0 {
			d *= -1
			e *= -1
			f *= -1
		}

		bE := b - e
		cF := c - f
		y := float64(cF) / float64(bE)
		x := (float64(c) - (y * float64(b))) / float64(a)

		if x == 0 {
			fmt.Printf("%.3f ", 0.0)
		} else {
			fmt.Printf("%.3f ", x)
		}
		if y == 0 {
			fmt.Printf("%.3f\n", 0.0)
		} else {
			fmt.Printf("%.3f\n", y)
		}
	}
}

C++: //#define __USE_MINGW_ANSI_STDIO 0
#include <bits/stdc++.h>

using namespace std;
typedef long long ll;
typedef vector<int> VI;
typedef vector<VI> VVI;
typedef vector<ll> VL;
typedef vector<VL> VVL;
typedef pair<int, int> PII;

#define FOR(i, a, n) for (ll i = (ll)a; i < (ll)n; ++i)
#define REP(i, n) FOR(i, 0, n)
#define ALL(x) x.begin(), x.end()
#define IN(a, b, x) (a<=x&&x<b)
#define MP make_pair
#define PB push_back
#define MOD 1000000007
#define INF (1LL<<30)
#define LLINF (1LL<<60)
#define PI 3.14159265359
#define EPS 1e-12
//#define int ll

signed main(void)
{
	double a, b, c, d, e, f, x, y;
	while(cin >> a >> b >> c >> d >> e >> f) {
		//cout << c*e-b*f << " " << a*e-b*d << " " << c*d-a*f << " " << b*d-a*e << endl;
		if(c*e==b*f) x = 0;
		else x = (c*e-b*f)/(a*e-b*d);
		if(c*d==a*f) y = 0;
		else y = (a*f-c*d)/(a*e-b*d);
		printf("%.3f %.3f\n", x, y);
	}
	return 0;
}

C++: #include <cstdio>
void calc(int x1, int y1, int a, int x2, int y2, int b)
{
	double d1 = x2;
	double d2 = x1;
	double xx1 = d1 * x1;
	double xy1 = d1 * y1;
	double a1 = d1 * a;
	double xx2 = d2 * x2;
	double xy2 = d2 * y2;
	double b1 = d2 * b;
	double y = xy1 - xy2;
	double c = a1 - b1;
	y = c / y;


	d1 = y2;
	d2 = y1;
	xx1 = d1 * x1;
	xy1 = d1 * y1;
	a1 = d1 * a;
	xx2 = d2 * x2;
	xy2 = d2 * y2;
	b1 = d2 * b;
	double x = xx1 - xx2;
	c = a1 - b1;
	x = c / x;
	if (x == 0)
	{
		x = 0;
	}
	if (y == 0)
	{
		y = 0;
	}
	printf("%.3lf %.3lf\n", x, y);
}
int main(int argc, char const *argv[])
{
	int x1, y1, a, x2, y2, b;

	while(scanf_s("%d %d %d %d %d %d", &x1, &y1, &a, &x2, &y2, &b) != EOF)
	{
		calc(x1, y1, a, x2, y2, b);
	}

		
	return 0;
}

C++: #include<stdio.h>
#include<iostream>
#include<cmath>
#define EPS 0.00001
 
using namespace std;
 
main(){
  int a, b, c, d, e, f;
  double x, y;
  while ( cin >> a >> b >> c >> d >> e >> f ){
    x = 1.0 * ( c*e - b*f ) / ( a*e - b*d ) + EPS;
    y = 1.0 * ( c*d - a*f ) / ( b*d - a*e ) + EPS;
    printf("%.3lf %.3lf\n", x, y);
  }
}

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

double halfadjust(double x){
	int tmp = (x*10000);
	double ans = static_cast<double>(tmp)/10000;
	tmp = tmp%10;
	if(tmp >= 5)
		ans += 0.001;
	return ans;
}

double a,b,c,d,e,f;

void solve(){
	using namespace std;
	double x = (c*e-b*f)/(a*e-b*d);
	double y = (c*d-a*f)/(b*d-a*e);
	cout << setprecision(3) << fixed << halfadjust(x) << ' ';
	cout << halfadjust(y) << std::endl;
	//cout << setprecision(6);
}

int main(){
	while(true){
		std::cin >> a >> b >> c >> d >> e >> f;
		if((!a&&!b)||(!d&&!e))
			break;
		solve();
	}
	return 0;
}

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

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

void Solve(double a,double b,double c,double d,double e,double f){
    double x,y;

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

    if(x==0)x=0.000;
    if(y==0)y=0.000;

    printf("%4.3f %4.3f\n",x,y);
}
int main(){
    double a,b,c,d,e,f;

    cin >> a >> b >> c >> d >> e >> f;

    Solve(a,b,c,d,e,f);
    
    return 0;
}

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

int main(){
	double a,b,c,d,e,f;
	while(cin >> a >> b >> c >> d >> e >> f){
		b/=a;c/=a;a/=a;
		e/=d;f/=d;d/=d;
		double high,low,y;
		high=1000.0;low=-1000.0;
		while(f+(b-e)*y!=c){
			y=(high+low)/2.0;
			if(f+(b-e)*y<c){
				if(b-e>=0)low = y;
				else high = y;
			}else if(f+(b-e)*y>c){
				if(b-e>=0)high = y;
				else low = y;
			}else{
				break;
			}
		}
		printf("%.3lf %.3lf\n",c-b*y,y);
	}
}

C++: #include <stdio.h>

//ax + by = c
//dx + ey = d

//y = (af-cd)/(ae-bd)
//x = (c-by)/a

int main(void){
double a,b,c,d,e,f;
while(~scanf("%lf%lf%lf%lf%lf%lf",&a,&b,&c,&d,&e,&f))
{
printf("%.3f %.3f\n", (c-b*((a*f-c*d)/(a*e-b*d))), ((a*f-c*d)/(a*e-b*d)));
}
return 0;
}

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

int main(){
  int i;
  float x[6];
  int y1, y2, re1, re2;

  while(cin >> x[0]){
    for(i=1; i<6; i++){
      cin >> x[i];
    }

    //normalize
    x[1]/=x[0]; x[2]/=x[0]; x[0]=1;

    //subtraction
    x[4]-=x[3]*x[1]; x[5]-=x[3]*x[2]; x[3]=0;

    //normalize
    x[5]/=x[4]; x[4]=1;

    //subtraction
    x[2]-=x[1]*x[5]; x[1]=0;

    y1=(int)(x[2]*10000); y2=(int)(x[5]*10000);
    re1=y1%10; re2=y2%10;
    if(re1<5) y1-=re1;
    else y1+=10-re1;
    if(re2<5) y2-=re2;
    else y2+=10-re2;
    printf("%.3f %.3f\n", (float)y1/10000.0f, (float)y2/10000.0f);
  }

  return 0;
}