Language: Java

import java.io.BufferedReader;
import java.io.InputStreamReader;
  
public class Main {
  
    public static void main(String[] args) throws Exception {
        BufferedReader br = 
                new BufferedReader(new InputStreamReader(System.in));
        
        String str = br.readLine();
        while(str != null){
            String lns[] = str.split(" ");
            double a = Double.parseDouble?\(lns[0]);
            double b = Double.parseDouble?\(lns[1]);
            double c = Double.parseDouble?\(lns[2]);
            double d = Double.parseDouble?\(lns[3]);
            double e = Double.parseDouble?\(lns[4]);
            double f = Double.parseDouble?\(lns[5]);

            for(int y = -1000 ; y < 1000; y++){
                x = c + f / (b * y + e * y) / ( a + d);
                if(x>-1000 && x<1000){
                    System.out.prdoubleln(x + "," + y);           
                    break;     
                }
            }

            // System.out.prdoubleln(a + " " + b + " " + c +  " " + d +  " " + e + " " + f );
            str = br.readLine();
        }
        // System.out.prdoubleln(String.format("%d:%d:%d", hour, min, sec));
    }
}

Compiler output:
Main.java:13: error: illegal character: '\'
            double a = Double.parseDouble?\(lns[0]);
                                          ^
Main.java:13: error: not a statement
            double a = Double.parseDouble?\(lns[0]);
                                               ^
Main.java:13: error: ';' expected
            double a = Double.parseDouble?\(lns[0]);
                                                  ^
Main.java:14: error: illegal character: '\'
            double b = Double.parseDouble?\(lns[1]);
                                          ^
Main.java:14: error: not a statement
            double b = Double.parseDouble?\(lns[1]);
                                               ^
Main.java:14: error: ';' expected
            double b = Double.parseDouble?\(lns[1]);
                                                  ^
Main.java:15: error: illegal character: '\'
            double c = Double.parseDouble?\(lns[2]);
                                          ^
Main.java:15: error: not a statement
            double c = Double.parseDouble?\(lns[2]);
                                               ^
Main.java:15: error: ';' expected
            double c = Double.parseDouble?\(lns[2]);
                                                  ^
Main.java:16: error: illegal character: '\'
            double d = Double.parseDouble?\(lns[3]);
                                          ^
Main.java:16: error: not a statement
            double d = Double.parseDouble?\(lns[3]);
                                               ^
Main.java:16: error: ';' expected
            double d = Double.parseDouble?\(lns[3]);
                                                  ^
Main.java:17: error: illegal character: '\'
            double e = Double.parseDouble?\(lns[4]);
                                          ^
Main.java:17: error: not a statement
            double e = Double.parseDouble?\(lns[4]);
                                               ^
Main.java:17: error: ';' expected
            double e = Double.parseDouble?\(lns[4]);
                                                  ^
Main.java:18: error: illegal character: '\'
            double f = Double.parseDouble?\(lns[5]);
                                          ^
Main.java:18: error: not a statement
            double f = Double.parseDouble?\(lns[5]);
                                               ^
Main.java:18: error: ';' expected
            double f = Double.parseDouble?\(lns[5]);
                                                  ^
18 errors