Go: package main

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

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
                fmt.Printf("%04f %04f\n", x, y)
        }
}

Python: # coding:utf-8
import sys

def determination(ls):
    return ls[0][0]*ls[1][1]-ls[0][1]*ls[1][0]

def inversion(ls):
    ret = []
    tmp = [x for x in ls]
    det = determination(tmp)
    
    if det == 0:
        return False
    else:
        tmp[0][0], tmp[1][1] = tmp[1][1], tmp[0][0]
        tmp[0][1] = tmp[0][1]*(-1)
        tmp[1][0] = tmp[1][0]*(-1)

    for x in tmp:
        ret.append(list(map(lambda x:x/det, x)))

    return ret

def dot(a,b):
    ret = []
    
    for x in a:
        ret.append(x[0]*b[0] + x[1]*b[1])

    return ret

def simueq(a,b):
    return dot(inversion(a), b)

def main():

    for line in sys.stdin:
        ls = list(map(int, line.split(' ')))
        a = [[ls[0], ls[1]], [ls[3], ls[4]]]
        b = [ls[2], ls[5]]
        
        answer = simueq(a,b)
        print('%.3f' % round(answer[0],3), '%.3f' % round(answer[1],3))
    
if __name__ == "__main__":
    main()

Python: while True:
    try:
        a, b, c, d, e, f = map(int, raw_input().split()) 
        x = float(c*e - b*f)/(a*e - b*d)
        y = float(c*d - a*f)/(b*d - a*e)
        x = round(1000*x)/1000
        y = round(1000*y)/1000
        print ("%.3f %.3f" % (x, y))
    except:
        break

Python: # coding: utf-8
# Your code here!

b=0.0001
while True:
    try:
        a=list(map(float,input().split()))
        x=(a[2]*a[4]-a[1]*a[5])/(a[0]*a[4]-a[1]*a[3])
        y=(a[2]*a[3]-a[0]*a[5])/(a[1]*a[3]-a[0]*a[4])
        print("{0:.3f} {1:.03f}".format(x+b,y+b))
    except EOFError:
        break

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

Python: while True:
	try:
		a, b, c, d, e, f = map(int, input().split())
	except EOFError:
		break
	print(format(round((c*e-b*f)/(a*e-b*d)+0.,3), ".3f"), format(round((a*f-c*d)/(a*e-b*d)+0.,3), ".3f"), sep=" ")

Python: import numpy as np
while True:
    try:   
        a,b,c,d,e,f = (int(i) for i in input().split())
        x,y = (np.dot(np.linalg.inv(np.array([[a,b],[d,e]])),np.array([c,f]))[0],np.dot(np.linalg.inv(np.array([[a,b],[d,e]])),np.array([3,6]))[1])
        print(x,y)
    except EOFError:
        break

Python: import sys
[[print("{0:.3f} {1:.3f}".format(round((t[2] - t[1] * (t[0] * t[5] - t[2] * t[3]) / (t[0] * t[4] - t[1] * t[3])) / t[0], 3), round((t[0] * t[5] - t[2] * t[3]) / (t[0] * t[4] - t[1] * t[3]), 3))) for t in [[int(y) for y in x.split()]]] for x in sys.stdin]

Python: import sys
  
for s in list(sys.stdin):
    a,b,e,c,d,f = list(map(float,s.split()))
    base = a*d-b*c
    x = e*d-b*f
    y = a*f-e*c
    print('%.3f %.3f' % (x/base+0,y/base+0))

Python: import sys
import math

r = sys.stdin.readlines()

r.pop(0)

n = [[int(i) for i in (j.split())] for j in r] #n is list of each lines

for l in n:
    y = (l[2]*l[3]-l[0]*l[5])/(l[1]*l[3]-l[0]*l[4])
    
    x = (l[2]-l[1]*y)/l[0]
    
    print("{:.3f} {:.3f} ".format(x,y))

Python: a, b, c, d, e, f = map(float, raw_input().split())

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

print ("{:.4f} {:.4f}".format(x + 0, y + 0))

Python: from sys import stdin

def deal(x):
    if abs(x) < 1e-6: return 0
    else: return x

def solve(a, b, c, d, e, f):
    x = 0
    y = 0
    if b == 0:
        x = c / a
        y = (f - d * x) / e
    else:
        x = (b * f - e * c) / (b * d - e * a)
        y = (c - a * x) / b
    
    p = [deal(x), deal(y)]
    return p

for s in stdin:
    s = s[:-1]
    s = map(float, s.split())
    p = solve(s[0], s[1], s[2], s[3], s[4], s[5])
    print ("%.3f "%p[0] + "%.3f"%p[1])

Python: while True:
	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: 
import sys
import math

r = sys.stdin.readlines()

r.pop(0)

n = [[float(i) for i in (j.split())] for j in r] #n is list of each lines
    
for l in n:
    y = (l[2]*l[3]-l[0]*l[5])/(l[1]*l[3]-l[0]*l[4])+0
    
    x = (l[2]*l[4]-l[5]*l[1])/(l[0]*l[4]-l[3]*l[1])+0
    
    print("%.3f %.3f" %(x, y))

Python: try:
    while True:
        a,b,c,d,e,f=map(float, input().split())
        x=(c*e-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
        print("{0:.3f}".format(round(x,3)), "{0:.3f}".format(round(y,3)))
except EOFError:
    pass

Python: import sys

ary=[]
ans=[]
def solve(a,b,c,d,e,f):
    x=(c-b*f/e)/(a-b*d/e)
    y=(c-a*f/d)/(b-a*e/d)
    return [x,y]

for i in sys.stdin:
    ary.append(list(map(int,i.split())))
    ans.append(solve(*ary[-1]))
    
for i in range(len(ans)):
    print('{0:.3f} {1:.3f}' .format(*ans[i]))

Python: def main():
    p = [float(x) for x in input().split()]
    x = (p[4]*p[2]-p[1]*p[5])/(p[0]*p[4]-p[1]*p[3])
    y = (p[2]-p[0]*x)/p[1]
    print("%.3f %.3f"%(x,y))

main()

Python: # -*- coding: utf-8 -*-

while True:
    try:
        list = [float(x) for x in raw_input().split() ]
        x = (list[2]*list[4]-list[1]*list[5])/(list[0]*list[4]-list[1]*list[3])
        y = (list[0]*list[5]-list[2]*list[3])/(list[0]*list[4]-list[1]*list[3])

        print("%.3f %.3f" %(x, y))

    except EOFError:
        break

Python: # coding: utf-8
# Here your code !
import sys

for line in sys.stdin:
    nums = line.split(" ")
    a, b, e, c, d, f = int(nums[0]),int(nums[1]),int(nums[2]),int(nums[3]),int(nums[4]),int(nums[5])
    print('{0:.3f} {1:.3f}'.format(round((e*d-b*f)/(a*d-b*c),4), round((a*f-e*c)/(a*d-b*c),4)))

Python: import sys
for i in sys.stdin:
	a,b,c,d,e,f=list(map(float,i.split()))
	y=(d*c-a*f)/(d*b-a*e)+0
	x=(e*c-b*f)/(e*a-d*b)+0
	print("{:.3f} {:.3f}".format(x,y))

Python: import sys

for line in sys.stdin:
    a,b,c,d,e,f= map(int,line .split())
    z=a*e-b*d
    if(z!=0):
        x=(c*e-b*f)/z
        y=(a*f-c*d)/z
    print("{0:.3f} {1:.3f)".format(x+0,y+0))

Python: while True:
    try:
        a, b, c, d, e, f = map(int, raw_input().split()) 
        x = float(c*e - b*f)/(a*e - b*d)
        y = float(c*d - a*f)/(b*d - a*e)
        print ("%.3f %.3f" % (round(x,4), round(y,4)))
    except:
        break

Python: import sys

for line in sys.stdin:
    a, b, c, d, e, f = list(map(int, line.split()))

    delta = (a*e - b*d)
    x = 1/delta * (e*c - b*f)
    y = 1/delta * (-d*c + a*f)

    print("%.3f %.3f"%(x, y))

Python: import sys
for line in sys.stdin:
    a, b, c, d, e, f = map(float, line.split())
    print(a, b, c, d, e, f)
    print('{0:.3f} {1:.3f}'.format(
        (e * c - f * b) / (e * a - d * b), (d * c - f * a) / (d * b - e * a)))