Go: package main

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

var sc = bufio.NewScanner(os.Stdin)

func read() string {
	sc.Scan()
	return sc.Text()
}

func main() {
	sc.Split(bufio.ScanLines)
	for sc.Scan() {
		s := strings.Split(sc.Text(), " ")
		a, _ := strconv.ParseFloat(s[0], 64)
		b, _ := strconv.ParseFloat(s[1], 64)
		c, _ := strconv.ParseFloat(s[2], 64)
		d, _ := strconv.ParseFloat(s[3], 64)
		e, _ := strconv.ParseFloat(s[4], 64)
		f, _ := strconv.ParseFloat(s[5], 64)
		x := ((b * f) - (c * e)) / ((b * d) - (a * e))
		y := ((a * f) - (c * d)) / ((a * e) - (b * d))
		if x == 0 {
			fmt.Printf("0.000 %.3f\n", y)
		} else if y == 0 {
			fmt.Printf("%.3f 0.000\n", x)
		} else {
			fmt.Printf("%.3f %.3f\n", x, y)
		}
	}
}

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

string toStr(int n);
string intToString(int n);

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

  while(cin >> a >> b >> c >> d >> e >> f) {
    a = a * 10000;
    b = b * 10000;
    c = c * 10000;
    d = d * 10000;
    e = e * 10000;
    f = f * 10000;
    
    int x, y;
    int det = a * e - b * d;

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

    cout << toStr(x) << " " << toStr(y) << endl;
  }
}

string toStr(int n) {
  int ipart = n / 10000;
  int fpart = (n - ipart * 10000) + 5;
  return intToString(ipart) + "." + intToString(fpart).substr(0, 3);
}

string intToString(int n) {
  stringstream ss;
  ss << n;
  return ss.str;
}

C++: #include<iostream>
#include<iomanip>
#include<vector>
#include<map>
#include<string>
using namespace std;
/*
??£???????¨????
	ax + by = c
	dx + ey = f
????§£x, y???????????????????????°??????
*/
int main() {
	double a, b, c, d, e, f;
	int cnt = 0;						//??\??????????????£???????¨????????????°
	std::vector<double> x_vector;		//x????§£???????´?
	std::vector<double> y_vector;		//y????§£???????´?

#if 0
	while (cnt < 2) {
		cin >> a >> b >> c >> d >> e >> f;
#else
	while (cin >> a >> b >> c >> d >> e >> f) {
#endif
		double x = (b * f - c * e) / (b * d - a * e);
		double y = (c * d - a * f) / (b * d - a * e);

		cnt++;
		x_vector.push_back(x);
		y_vector.push_back(y);
	}

	for (unsigned int i = 0; i < cnt; i++) {
		int dummy_x = x_vector[i];		//?????£????????????????°???°?????\?????????
		int dummy_y = y_vector[i];		//?????£????????????????°???°?????\?????????

		//x?????????????°???°????¬¬4???????????¨?????\
		if (5 <= (x_vector[i] * 10000 - dummy_x * 10000)) {
			x_vector[i] += 0.001;
		}

		//y?????????????°???°????¬¬4???????????¨?????\
		if (5 <= (y_vector[i] * 10000 - dummy_y * 10000)) {
			y_vector[i] += 0.001;
		}

		std::cout << std::fixed;
		std::cout << std::setprecision(3) << x_vector[i] << " ";
		std::cout << std::setprecision(3) << y_vector[i] << endl;
		//???????????°
		//std::cout << std::setprecision(3) << x_vector[i] * 10000 << " ";
		//std::cout << std::setprecision(3) << y_vector[i] * 10000 << endl;
		//end???????????°
	}

	//???????????°
	//while (1);

	return 0;
}

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

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

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

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

int main() {
	// your code goes here

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

  while(cin >> a >> b >> c >> d >> e >> f ){

    double x =(double)((e*c-b*f)/(a*e-b*d));
    double y = (double)((-(d*c)+a*f)/(a*e-b*d));
    if(y == 0){
      y = 0;
    }


    if(x == 0){
      x = 0;
    }

    printf("%.3lf %3lf\n",x,y);
  }
	return 0;
}

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

using namespace std;

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

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

int main(void)
{
	float a = 0;
	float b = 0;
	float c = 0;
	float d = 0;
	float e = 0;
	float f = 0;

	float x = 0;
	float y = 0;

	while (std::cin >> a >> b >> c >> d >> e >> f)
	{
		float tmp_a = a * e;
		float tmp_c = c * e;
		float tmp_d = d * b;
		float tmp_f = f * b;

		x = (tmp_c - tmp_f) / (tmp_a - tmp_d);

		float tmp_b = b * d;
		tmp_c = c * d;
		float tmp_e = e * a;
		tmp_f = f * a;

		y = (tmp_c - tmp_f) / (tmp_b - tmp_e);

		std::cout << std::fixed << std::setprecision(3) << x << " " << y << std::endl;
	}

	return 0;
}

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

using namespace std;

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

C++: #include <iostream>
#include <cstdio>
using namespace std;
int main(){

	int a,b,c,d,e,f;
	double x,y;

	while(cin>>a>>b>>c>>d>>e>>f){
		x = (c*e - b*f)/(double)(a*e - b*d);
		y = (c*d - a*f)/(double)(b*d - a*e);

		printf("%.3lf %.3lf\n",x,y);
	}
	return 0;
}

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

int main()
{
	int a, b, c, d, e, f;
	while (cin >> a >> b >> c >> d >> e >> f) {
		double y = (double)(a*f - d*c) / (double)(a*e - b*d);
		double x = (double)(c - b*y) / (double)a;
		printf("%4.3f %4.3f\n", x, y);
	}
    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\n",x,y);
    }
}

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

C++: #include <iostream>
#include <iomanip>
#include <vector>
#include <string>
#include <stack>
#include <queue>
#include <deque>
#include <set>
#include <map>
#include <algorithm>
#include <sstream>
#include <cstdlib>
#include <cstring>
#include <functional>
#include <numeric>
#include <cmath>
#include <climits>
#include <limits>
#include <cfloat>
#include <fstream>
using namespace std;

int main()
{
//	cut here before submit 
//	freopen("testcase.se2", "r", stdin);
	string str = "";

	while (getline (cin, str )){
		// ax + by = c
		// dx + ey = f
		int a, b, c, d, e, f;
		stringstream ss(str);
		ss >> a >> b >> c >> d >> e >> f;
		// [ a b ][x] = [c]
		// [ d e ][y]   [f]
		// [x] = [e -b][c]
		// [y]   [-d a][f]/D
		double x,y;
		double D = (double)(a*e - b*d);

		y = (double)(-d*c + a*f)/D;
		x = ((double)c - (double)b*y)/(double)a;
		if (fabs(x) < 1.0e-6){
			x = 0.0;
		} // end if
		if (fabs(y) < 1.0e-6){
			y = 0.0;
		} // end if
		cout.setf( ios::fixed ); 
		cout.precision(3);
		cout << x << ' ' << y << endl;
	} // end for

	return 0;
}