Go: package main

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

func main() {
        var a, b, c, d, e, f float64
        sc := bufio.NewScanner(os.Stdin)
        for sc.Scan() {
                fmt.Sscanf(sc.Text(), "%f %f %f %f %f %f", &a, &b, &c, &d, &e, &f)

                det := a*e - b*d
                x := (e*c - b*f) / det
                y := (a*f - c*d) / det
                if x == 0.0 {
                        x = math.Abs(x)
                }
                if y == 0.0 {
                        y = math.Abs(y)
                }
                fmt.Printf("%.3f %.3f\n", x, y)
        }
}

C++: #include <iostream>
#include <cstdio>
#include <cstdlib>
#include <cctype>
#include <cstring>
#include <sstream>
#include <string>
#include <vector>
#include <map>
#include <set>
#include <list>
#include <stack>
#include <queue>
#include <algorithm>
#include <complex>
#include <iterator>
using namespace std;

typedef pair<int, int> pii;
typedef long long ll;
typedef vector<int> vi;
typedef vector<vi> vvi;
typedef vector<string> vs;

#define all(c) (c).begin(), (c).end()
#define rall(c) (c).rbegin(), (c).rend()
#define tr(c, i) for(auto i = (c).begin(); i != (c).end(); i++)
#define rtr(c, i) for(auto i = (c).rbegin(); i != (c).rend(); i++)
#define repfn(i, a, cont, next) \
  for(auto i = (a); [=](){return(cont);}(); i = [=](){return(next);}())
#define repby(i, a, b, step) repfn(i, a, i < b, i + step)
#define repab(i, a, b) repby(i, (a), (b), 1)
#define rep(i, n) repab(i, 0, (n))
#define pb push_back
#define sz(c) int((c).size())

int main(int argc, char **argv)
{
  int a, b, c, d, e, f;
  double x, y;
  while (cin >> a >> b >> c >> d >> e >> f) {
    y = (double)(d*c - a*f) / (b*d - a*e);
    x = (c - b*y) / a;
    printf("%.3f %.3f\n", x, y);
  }
  return 0;
}

C++: #include<stdio.h>

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

int main()
{
	while ( scanf ( "%d %d %d %d %d %d" , &a , &b , &c , &d , &e , &f ) == 6 ) {
		y = (c*a-f*a)/(b*a-e*a) ;
		x = ( c - b*(c*a-f*a)/(b*a-e*a) ) / a ;
		printf ( "%.3llf %.3llf\n" , x , y ) ;
	}
	return 0 ;
}

C++: #include <iostream>
#include <iomanip>
using namespace std;
int main(void){
    int a,b,c,d,e,f;
    double x,y;
    while(cin>>a>>b>>c>>d>>e>>f){
        x=(b*f-c*e)/(b*d-a*e);
        y = (a*f-c*d)/(a*e-b*d);
        if(x == 0) x = 0;
        if(y == 0) y = 0;
        cout<<fixed<<setprecision(3)<<x<<" "<<y<<endl;
    }
    return 0;
}

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

int main(){
	int i = 0;
	double a, b, c, d, e, f;
	double x[2], y[2];
	while (i<=1){
		cin >> a >> b >> c >> d >> e >> f;
		x[i] = (c*e - f*b) / (a*e - b*d);
		y[i] = (c - a*x[i])/b;
		i++;
	}
	for (int j = 0; j < 2; j++){
		cout << fixed << setprecision(3) << x[j]+0.0001 << " " << setprecision(3) << y[j] +0.0001<< '\n';
	}

	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)!=-1){
		x=((c*e-f*b)/(a*e-d*b));
		y=((c-a*x)/b);
		if(x>0)x+=0.0005;
		else x-=0.0005;
		if(y>0)x+=0.0005;
		else y=-0.0005;
		printf("%.3lf %.3lf",x,y);
	}
	return 0;
}

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

int main(){

  int a,b,c,d,e,f;
  double x,y;
  
  while(cin>>a>>b>>c>>d>>e>>f){

    x=round((c*e-b*f)/(a*e-b*d)*1000)/1000;
    y=round((c*d-a*f)/(b*d-a*e)*1000)/1000;

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

}

C++: #include<iostream>
#include<algorithm>
#include<stdio.h>
using namespace std;
int main(){
	long a,b,c,d,e,f;
	long o,p,q,r,s,t;
	double x,y;
	while(scanf("%ld%ld%ld%ld%ld%ld",&a,&b,&c,&d,&e,&f)!=EOF){
		o=a;p=b;q=c;r=d;s=e;t=f;
		o*=d;p*=d;q*=d;
		r*=a;s*=a;t*=a;
		//printf("%d %d %d %d %d %d \n",o,p,q,r,s,t);
		p-=s;
		q-=t;
		if(q==0){
			y=0.0;
		}
		else{
		y=(float)(q/p);
		}
		int g=(int)(e*y);
		g*=-1;
		if(f+g==0){
			x=0.0;
		}
		else{
			x=(float)((f+g)/d);
		}
		x+=0.0005;
		y+=0.0005;
		printf("%.3lf %.3lf\n",x,y);
	}
	return 0;
}

C++: //#define _USE_MATH_DEFINES
#define _CRT_SECURE_NO_WARNINGS
#include <cstdio>
//#include <cstdlib>
#include <cmath>
#include <iostream>
#include <algorithm>
//#include <cstring>
#include <vector>
#include <string>
#include <map>
#include <list>
#include <queue>
#include <set>
using namespace std;

int main(void){

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

	return 0;
}

/*
for(i=0;i<N;i++){
	cin >> X[i];
}


for(i=0;i<N;i++){
	for(j=0;j<N;j++){
		cin >> X[i][j];
	}
}
*/

C++: #include<iostream>
#include<cstdio>
#include<cctype>
#include<cstring>
#include<string>
#include<algorithm>
#include<queue>
#include<stack>
#include<iomanip>
using namespace std;

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

C++: #include<algorithm>
#include<functional>
#include<cmath>
#include<cstdio>
#include<cstdlib>
#include<cstring>
#include<string>
#include<sstream>
#include<iostream>
#include<iomanip>
#include<vector>
#include<list>
#include<stack>
#include<queue>
#include<map>
#include<set>
#include<bitset>

#define all(c) (c).begin(), (c).end()
#define rep(i,n) for(int i=0;i<(n);i++)
#define pb(e) push_back(e)
#define mp(a, b) make_pair(a, b)
#define fr first
#define sc second

typedef unsigned long long ull;
typedef long long ll;

const int INF=100000000;
int dx[4]={1,0,-1,0};
int dy[4]={0,1,0,-1};

using namespace std;

typedef pair<int ,int > P;

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

int main()
{

	while(cin>>a>>b>>c>>d>>e>>f)
	{
		double x=(e*c-b*f)/(a*e-b*d);
		double y=(f*a-d*c)/(a*e-b*d);
		/*
		if(x==0.0)
			x=0.0;
		if(y==0.0)
			y=0.0;
			*/
		printf("%.3lf %.3lf\n",x,y);

	}
	


	return 0;
}

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

C++: #include <iostream>
#include <cstdio>
#include <cmath>
using namespace std;
int main() {
  int a, b, c, d, e, f;
  double x, y;
  while (cin >> a >> b >> c >> d >> e >> f) {
    x = (b * f - c * e) / (b * d - a * e);
    y = (a * f - c * d) / (a * e - b * d);
    printf("%.3f %.3f\n", round(x * 1000)/1000, round(y*1000)/1000);
  }
  return 0;
}

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

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){
        if(b*d - a*e != 0){
         
         double tmp1 = (c*e - b*f),tmp2 = (a*e - b*d),tmp3 = (c*d - a*f),tmp4=(b*d - a*e);
        tmp1 = tmp1/tmp2;
        tmp2 = tmp3/tmp4;
        x = tmp1;
        y = tmp2;
	if(x < 0.0001 && x > -0.0001) x = 0;
	if(y < 0.0001 && y > -0.0001) y = 0;
         printf("%.3f %.3f",x,y);
        }
    }
    return 0;
}