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

		fmt.Printf("%d.000 ", x)
		fmt.Printf("%d.000\n", y)
	}
}

Python: import sys
from fractions import Fraction

def main():

    input_strings = sys.stdin.readlines()
    for matrix_string in input_strings:
        matrix = list(map(Fraction, list(matrix_string.split())))
        if matrix[0] == 0:
            matrix = matrix[3:] + matrix[:3]
        matrix = list(map(lambda x: x / matrix[0], matrix[:3])) + matrix[3:]
        matrix = matrix[:3] + list(map(lambda x: x[1] - matrix[3] * x[0], zip(matrix[:3], matrix[3:])))
        matrix = matrix[:3] + list(map(lambda x: x / matrix[4], matrix[3:]))
        matrix = list(map(lambda x: x[0] - matrix[1] * x[1], zip(matrix[:3], matrix[3:]))) + matrix[3:]
        matrix = list(map(int, matrix))
        print('%.3f %.3f' % (matrix[2], matrix[5]))


main()

Python: import string
import sys
import math

#??????????????\????????????ip?????\??????
ip = sys.stdin.readlines()
ip_list = {}

#?????????????????§?????????
for i in range(len(ip)):
    ip_list[i] = ip[i].strip("\n").split()
    x = int( float( int(ip_list[i][2])*int(ip_list[i][4]) - int(ip_list[i][1])*int(ip_list[i][5]) ) / float( int(ip_list[i][0])*int(ip_list[i][4]) - int(ip_list[i][1])*int(ip_list[i][3]) ))
    y = int( float( int(ip_list[i][2])*int(ip_list[i][3]) - int(ip_list[i][0])*int(ip_list[i][5]) ) / float( int(ip_list[i][1])*int(ip_list[i][3]) - int(ip_list[i][0])*int(ip_list[i][4]) ))
    
    x = ('%.3f' % x)
    y = ('%.3f' % y)
    print(str(x)+" "+str(y))

Python: r = [0 for i in range(4)]
for i in range(0, 4, 2):
    a, b, c, d, e, f = map(int, input().split(" "))
    detA = a * e - b * d
    r[i] = (c * e - b * f) / detA
    r[i + 1] = (a * f - c * d) / detA

for i in range(0, 4, 2):
    print("{:.3f} {:.3f}".format(r[i], r[i + 1]))

Python: import sys
 
lines = sys.stdin.readlines()
for line in lines:
    a, b, c, d, e, f = map(float, line.split())
    if a * e - b * d == 0:
        break
    x = (e * c + (-b) * f)/(a * e - b * d)
    y = ((-d) * c + a * f)/(a * e - b * d)
    print('{:.3f} {:.3f}'.format(x+0, y+0))

Python: import fileinput

for line in fileinput.input():
    v = [int(i) for i in line.split(" ")]
    x = (v[2] * v[4] - v[1] * v[5]) / (v[0] * v[4] - v[1] * v[3])
    y = (v[2] * v[3] - v[0] * v[5]) / (v[1] * v[3] - v[0] * v[4])
    print("%.3f" % x, "%.3f" % y)

Python: # AOJ 0004 Simultaneous Equation
# Python3 2018.6.9 bal4u

EPS = 0.0001
while True:
	try:
		a = list(map(float, input().split()))
		dd = a[0]*a[4]-a[3]*a[1]
		d1 = a[2]*a[4]-a[5]*a[1]
		d2 = a[0]*a[5]-a[3]*a[2]
		print("{0:.3f} {1:.3f}".format(d1/dd+EPS, d2/dd+EPS))
	except EOFError:
		break

Python: t = 0
while t == 0:	
	try:
		a,b,e,c,d,f = [int(i) for i in input().split()]
	except:
		break
	else:
		x = (d*e - b*f) / (a*d - b*c) + 0
		y = (a*f - c*e) / (a*d - b*c) + 0
		print("{0:.3f}".format(x) + " " + "{0:.3f}".format(y))

Python: def main():
    def get_inputs():
        li = []
        try:
            while True:
                li.append(input())
        except EOFError:
            return li

    def my_round(num, ndigits=3):
        num = num * 10**ndigits
        num = (num*2 + 1)//2
        num = num / 10**ndigits
        num = "{0:.3f}".format(num) ##
        return num

    li = get_inputs()
    for str_num in li:
        tmp = str_num.split(" ")
        for i in range(len(tmp)):
            tmp[i] = int(tmp[i])
        a,b,c,d,e,f = tmp[0],tmp[1],tmp[2],tmp[3],tmp[4],tmp[5]
        x = (c*e - b*f) / (a*e - b*d)
        x = my_round(x)
        y = (c*d - a*f) / (b*d - a*e)
        y = my_round(y)
        print("{} {}".format(x,y))
    return None


if __name__ == '__main__':
    main()

Python: (a,b,c,d,e,f)  =  map(int,input().split())
g = (a * e)  - (b * d)
ans1= "{0:.3f}".format((( e * c) + ( -b * f)) / g)
ans2= "{0:.3f}".format(((-d * c) + (  a * f)) / g)
(a,b,c,d,e,f)  =  map(int,input().split())
g = (a * e)  - (b * d)
ans3= "{0:.3f}".format((( e * c) + ( -b * f)) / g)
ans4= "{0:.3f}".format(((-d * c) + (  a * f)) / g)
print (ans1,ans2)
print (ans3,ans4)

Python: while True:
    try:
        a,b,c,d,e,f = map(int,input().split(' '))
        z = a*e-b*d
        if z==0:
            break
        x = c*e-b*f
        y = a*f-c*d
        x /= z
        if -0.0004 < x < 0.0004:
            x = abs(x)
        y /= z
        if -0.0004 < y < 0.0004:
            y = abs(y)
        print('{:.3f} {:.3f}'.format(x,y))
    except:
        break

Python: while True:
    try:
        a,b,c,d,e,f = map(int, input().split())
        g = (a*e - b*d) 
        x = (c*e - b*f)
        y = (a*f - c*d)
        print('{0:.3f}'.format(x/g+0.0001) +' {0:.3f}'.format(y/0.0001))
              
    except EOFError: break

Python: t = 0
while t == 0:	
	try:
		a,b,e,c,d,f = [int(i) for i in input().split()]
	except:
		break
	else:
		x = (d*e - b*f) / (a*d - b*c) + 0
		y = (a*f - c*e) / (a*d - b*c) + 0
		print("{0:.3f}".format(x) + "  " + "{0:.3f}".format(y))

Python: while 1:
    try:
        a,b,c,d,e,f=map(int,input().split())
        x=(c*d-a*f)/(b*d-a*e)
        print("{:.3f} {:.3f}".format((c-b*x)/a,x))
    except:break

Python: while True:
  (a,b,c,d,e,f)  =  map(int,input().split())
  g = (a * e)  - (b * d)
  ans= "{0:.3f}".format((( e * c) + ( -b * f)) / g + 0)
  print (ans)

Python: #!/usr/bin/env python
# -*- coding: utf-8 -*-

while True:
    try:
        a, b, c, d, e, f = map(float, input().split())
        x = (c*e - b*f) / (a*e - b*d)
        y = (a*f - d*c) / (a*e - b*d)
        print('{:.3f} {:.3f}'.format(abs(x), abs(y)))
    except:
        break

Python: import math
while True:
    try:
        line=input()

    except:
        break

    a,b,c,d,e,f=map(int, line.strip().split())

    z=a*e-b*d
    if z==0:
        break

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

    print(round(x,3),round(y,3))

Python: import numpy as np

lst=[]
while 1:
    try:
        lst.append(list(map(int, input().split())))
    except EOFError:
        break
for a in lst:
    A = np.array([[a[0],a[1]],
                  [a[3],a[4]]])
    b = np.array([a[2],a[5]])
    x = np.linalg.solve(A, b)
    print(x)

Python: while True:
    try:
        a,b,c,d,e,f=map(int, input().split())
        
        y=(a*f-d*c)/(a*e-d*b)
        x=(-b*y+c)/a
        
        print("{:.3f} {:.3f}".format(x,y))
    
    except EOFError:
        break

Python: while True:
    try:
        a, b, c, d, e, f = map(int,input().split())
        x = (b*f - e*c) / (b*d - a*e)
        y = (a*f - c*d) / (a*e - b*d)
        if x == -0.000:
            x = 0
            
        print('{:.3f}'.format(x), '{:.3f}'.format(y))
    except:
        break

Python: while True:
    try:
        a,b,c,d,e,f=[int(i) for i in input().split()]
        x=(c*e-f*b)/(a*e-b*d)
        y=(a*f-d*c)/(a*e-b*d)
        if abs(x)<1e-4:
            x=0.0
        if abs(y)<1e-4:
            y=0.0
        print("{:.3f} {:.3f}".format(x,y))
    except:
        break