public static void main(String[] args) {
try {
Scanner sc = new Scanner(new File(args[0]));
int carPos = -1;
boolean first = true;
while (sc.hasNextLine()) {
StringBuilder line = new StringBuilder(sc.nextLine());
if (first) {
carPos = line.lastIndexOf("C");
if (carPos == -1) {
carPos = line.lastIndexOf("_");
}
line.setCharAt(carPos, '|');
first = false;
} else {
int cPos = line.lastIndexOf("C");
int gatePos = line.lastIndexOf("_");
if (cPos != -1) {
moveCar(carPos, cPos, line);
carPos = cPos;
} else {
moveCar(carPos, gatePos, line);
carPos = gatePos;
}
}
System.out.println(line);
}
sc.close();
} catch (FileNotFoundException e) {
System.out.println("File not found!");
}
}
