Reto #46 - Java

Retos/Reto #46 - LA CARRERA DE COCHES [Media]/java/Qv1ko.java

@@ -0,0 +1,125 @@
+public class Qv1ko {
+
+    private static char END = '#';
+    private static char ROAD = '_';
+    private static char TREE = 'T';
+    private static char CAR = '<';
+    private static char SHOCK = 'x';
+
+    public static void main(String[] args) {
+        race();
+    }
+
+    private static void race() {
+
+        int turn = 1;
+        boolean shockCar1 = false, shockCar2 = false;
+
+        String track1 = trackGenerator();
+        String track2 = trackGenerator();
+
+        System.out.println("\nSTART\n");
+
+        System.out.println(track1);
+        System.out.println(track2);
+
+        while (track1.toCharArray()[0] != CAR && track2.toCharArray()[0] != CAR) {
+
+            try {
+                Thread.sleep(10000);
+            } catch (InterruptedException exc) {
+                exc.printStackTrace();
+            }
+
+            System.out.println("\nTurn " + turn + "\n");
+
+            if (!shockCar1) {
+
+                track1 = advance(track1, (int)(Math.random() * 3) + 1);
+
+                for (char element : track1.toCharArray()) {
+                    if (element == SHOCK) {
+                        shockCar1 = true;
+                        break;
+                    }
+                }
+
+            } else {
+                shockCar1 = false;
+            }
+
+            if (!shockCar2) {
+
+                track2 = advance(track2, (int)(Math.random() * 3) + 1);
+
+                for (char element : track2.toCharArray()) {
+                    if (element == SHOCK) {
+                        shockCar2 = true;
+                        break;
+                    }
+                }
+
+            } else {
+                shockCar2 = false;
+            }
+
+            System.out.println(track1);
+            System.out.println(track2);
+
+            turn++;
+
+        }
+
+        if (track1.toCharArray()[0] == track2.toCharArray()[0]) {
+            System.out.println("\nThe race ended in a tie");
+        } else {
+            System.out.println("\nThe race winner is " + ((track1.toCharArray()[0] == CAR) ? "car 1" : "car 2"));
+        }
+
+    }
+
+    private static String trackGenerator() {
+
+        String road = "";
+        int trees = 0;
+
+        for (int i = 0; i < 10; i++) {
+            if (trees < 3 && (int)(Math.random() * 10) < 3) {
+                road += TREE;
+                trees++;
+            } else {
+                road += ROAD;
+            }
+        }
+
+        return END + road + CAR;
+
+    }
+
+    private static String advance(String track, int positions) {
+
+        String clearTrack = "", newTrack = "";
+        int newPosition = 0;
+
+        for (int i = 0; i < track.length(); i++) {
+            if (track.toCharArray()[i] == CAR || track.toCharArray()[i] == SHOCK) {
+                newPosition = (i - positions < 0) ? 0 : i - positions;
+                clearTrack += '_';
+            } else {
+                clearTrack += track.toCharArray()[i];
+            }
+        }
+
+        for (int i = 0; i < clearTrack.length(); i++) {
+            if (i == newPosition) {
+                newTrack += (clearTrack.toCharArray()[newPosition] == TREE) ? SHOCK : CAR;
+            } else {
+                newTrack += clearTrack.toCharArray()[i];
+            }
+        }
+
+        return newTrack;
+
+    }
+
+}