static void genRandom(int cnt, int value) throws IOException {
ArrayList<Integer> ch = new ArrayList<Integer>();
ch.add(rand.nextInt(value / cnt));
for (int i = 1; i < cnt; i++) ch.add(rand.nextInt(value / cnt) + 1 + ch.get(i - 1));
crypto(ch);
print();
}
private Card genNewCard() {
Random rand = new Random();
Card card = new Card(rand.nextInt(52) + 1);
while (cardUsed.contains(card)) card = new Card(rand.nextInt(52) + 1);
cardUsed.add(card);
return card;
}
private void addRegime() {
if (isEnd) return;
if (feedCounter2 - feedCounter1 != 4 || isRegime || feedCounter2 == 0) return;
feedCounter1 = feedCounter2;
currentTime = System.currentTimeMillis();
regimeX = Math.abs(random.nextInt()) % 400 + 10;
regimeY = Math.abs(random.nextInt()) % 400 + 10;
List<Block> blockTemp = new ArrayList<>(blocks);
for (int i = 0; i < blockTemp.size(); i++)
if (blockTemp.get(i).getX() < regimeX
&& blockTemp.get(i).getY() < regimeY
&& blockTemp.get(i).getX() + 10 > regimeX
&& blockTemp.get(i).getY() + 10 > regimeY) {
regimeX = Math.abs(random.nextInt()) % 400 + 10;
regimeY = Math.abs(random.nextInt()) % 400 + 10;
}
regimeRectangle.setX(regimeX);
regimeRectangle.setY(regimeY);
isRegime = true;
}
public void attack(Character other) {
Random r = new Random();
Scanner sc = new Scanner(System.in);
int dex = dexterity;
int mult = 1;
int x = r.nextInt(6) + 1, y = r.nextInt(6) + 1, z = r.nextInt(6) + 1;
System.out.println("\nChoose your weapon:\n1 - Dagger\n2 - Short sword");
System.out.print(">");
int weapon = sc.nextInt();
if (weapon == 1) {
dex = dexterity + 3;
mult = 2;
} else if (weapon == 2) {
dex = dexterity + 1;
mult = 3;
}
System.out.println("\n" + this + " attacked!");
pause();
if (x + y + z <= dex) {
int dmg = damageDone(other, mult);
other.loseHealth(dmg);
System.out.println("\n" + name + " did " + dmg + " damage to " + other + "!");
} else {
System.out.println("\n" + name + " missed!");
}
}
private void addFeed() {
if (isEnd) return;
if (isFeed) return;
feedX = Math.abs(random.nextInt()) % 400 + 10;
feedY = Math.abs(random.nextInt()) % 400 + 60;
List<Block> blockTemp = new ArrayList<>(blocks);
for (int i = 0; i < blockTemp.size(); i++)
if (blockTemp.get(i).getX() < feedX
&& blockTemp.get(i).getY() < feedY
&& blockTemp.get(i).getX() + 10 > feedX
&& blockTemp.get(i).getY() + 10 > feedY) {
feedX = Math.abs(random.nextInt()) % 400 + 10;
feedY = Math.abs(random.nextInt()) % 400 + 60;
}
feedRectangle.setX(feedX);
feedRectangle.setY(feedY);
isFeed = true;
addObstacle();
}
/**
* Base tick method for the level. Updates all entities, tiles, and player. Has slow repopulation
* algorithm
*/
public void tick() {
player.tick();
List<Entity> toTick = new ArrayList<Entity>();
int lr = 7;
for (int x = -lr; x < lr; x++) {
for (int y = -lr; y < lr; y++) {
Tile tile = getTile(player.x + x, player.z + y);
tile.addToTick(toTick);
tile.tick();
}
}
for (int i = 0; i < toTick.size(); i++) {
Entity e = toTick.get(i);
e.tick(this);
}
tickcount++;
if (tickcount % 1800 == 0) {
System.out.println("Adding entity to world");
if (r != null) {
int rx = r.nextInt(w);
int ry = r.nextInt(h);
if (skillNoise.noise(rx / 80d, ry / 80d) > 0.0) {
SmallMob mob = new SmallMob();
if (!tiles[rx + ry * w].blocks(mob)) {
tiles[rx + ry * w].addEntity(r.nextInt(4), mob);
}
}
}
}
}
public static void main(String[] args) {
Random r = new Random();
int n;
if (args.length == 1) {
n = Integer.parseInt(args[0]);
} else {
n = r.nextInt(10000) + 1;
}
try {
OutputStream ofs = new FileOutputStream("scores.txt");
ObjectOutputStream oos = new ObjectOutputStream(ofs);
for (int i = 0; i < n; ++i) {
int testNum = r.nextInt(21);
String name = randString(r.nextInt(6) + 5);
while (testNum-- > 0) {
oos.writeUTF(name);
oos.writeInt(r.nextInt(101));
}
}
ofs.close();
} catch (Exception e) {
System.out.println("Error creating scores.txt: " + e.getMessage());
}
try {
InputStream ifs = new FileInputStream("scores.txt");
String name = findStudentWithTopThreeAverageScores(ifs);
System.out.println("top student is " + name);
ifs.close();
} catch (Exception e) {
System.out.println("Error reading scores.txt: " + e.getMessage());
}
}
public static void golf(String file_name) {
Random rand = new Random();
ArrayList<Person> players = new ArrayList();
try {
Scanner in = new Scanner(new FileReader(file_name));
while (in.hasNextLine()) {
String name = in.nextLine();
Person person = new Person(name);
players.add(person);
}
} catch (Exception e) {
System.out.println("Could not find file");
}
while (!players.isEmpty()) {
int first, second;
do {
first = rand.nextInt(players.size());
second = rand.nextInt(players.size());
} while (first == second);
System.out.println("Team:");
System.out.println(players.get(first).name);
System.out.println(players.get(second).name);
System.out.print("\n");
players.remove(second);
if (second < first) {
players.remove(first - 1);
} else {
players.remove(first);
}
}
}
public Object call() throws Exception {
_barrier.await(); // barrier, to force racing start
for (long j = 0; j < _count; j++)
_map.put(
j + _offset,
new TestKey(_rand.nextLong(), _rand.nextInt(), (short) _rand.nextInt(Short.MAX_VALUE)));
return null;
}
public static void shuffleArray(long[] a) {
int n = a.length;
Random random = new Random();
random.nextInt();
for (int i = 0; i < n; i++) {
int change = i + random.nextInt(n - i);
swap(a, i, change);
}
}
static void genNo(int cnt, int value) throws IOException {
ArrayList<Integer> ch = new ArrayList<Integer>();
for (int i = 0; i < cnt - 1; i++) ch.add(rand.nextInt(value) + 1);
ch.add(ch.get(rand.nextInt(cnt - 1)));
Collections.sort(ch);
crypto(ch);
print();
}
static void genRandom3(int cnt, int len) throws IOException {
for (int i = 0; i < cnt; i++) {
String t = "";
int sz = 1 + rand.nextInt(len);
for (int j = 0; j < sz; j++) t += (char) ('a' + rand.nextInt(10));
data.add(t);
}
print();
}
public void npcDied(Player p, int npcID, int abSX, int abSY) {
Random rand = new Random();
try {
BufferedReader in = new BufferedReader(new FileReader("./data/npcs/npcdrops.cfg"));
String input;
int on = 0;
String[] splitEQL;
String[] splitCOM;
String[] splitDSH;
String[] splitCLN;
String[] splitSCL;
while ((input = in.readLine()) != null) {
splitEQL = null;
splitEQL = null;
splitDSH = null;
splitCLN = null;
splitSCL = null;
if (!input.startsWith("/")
&& input.contains("=")
&& input.contains(",")
&& input.contains("-")
&& input.contains(":")) {
try {
splitEQL = input.split("=");
if (Integer.parseInt(splitEQL[0]) == npcID) {
splitSCL = splitEQL[1].split(";");
int Wealth = 0;
for (int i = Wealth; i < splitSCL.length; i++) {
splitCOM = splitSCL[i].split(",");
splitDSH = splitCOM[1].split("-");
splitCLN = splitCOM[2].split(":");
int item = Integer.parseInt(splitCOM[0]);
int min = Integer.parseInt(splitDSH[0]);
int max = Integer.parseInt(splitDSH[1]);
int chance = Integer.parseInt(splitCLN[0]);
int outOf = Integer.parseInt(splitCLN[1]);
int amount = rand.nextInt((max - min) + 1) + min;
int ifDrop = rand.nextInt(outOf) + 1;
if (ifDrop <= chance && npccanloot == true) {
Engine.items.createGroundItem(item, amount, abSX, abSY, heightLevel, p.username);
npccanloot = false;
}
}
}
} catch (Exception e) {
System.out.println("Exception dropping item:\n" + e);
}
++on;
}
}
in.close();
} catch (IOException e) {
System.out.println(e);
}
}
private int getRandomGame(int num) {
int ranGame;
Random randomNum = new Random();
ranGame = randomNum.nextInt(num) + 1;
while (!gameRecord.containsKey(ranGame)) {
ranGame = randomNum.nextInt(num) + 1;
}
return ranGame;
}
public void testWritingRandomValue() throws ClassNotFoundException, IOException {
testWriteAndRead(
new ComplexClass(
rand.nextInt(),
rand.nextLong(),
Integer.toString(rand.nextInt()),
rand.nextBoolean(),
rand.nextDouble(),
rand.nextFloat()));
}
int selectCycle() {
if (t < N) {
return generator.nextInt(5);
} else {
if (Rtmp > alpha) {
currentPath = previousPath;
} else currentPath = generator.nextInt(5);
}
return currentPath;
}
/**
* Produces an index for a tournament selection candidate.
*
* @param inIndex The index which is to be replaced by the current reproduction event (used only
* if trivial-geography is enabled).
* @param inPopsize The size of the population.
* @return the index for the tournament selection.
*/
protected int TournamentSelectionIndex(int inIndex, int inPopsize) {
if (_trivialGeographyRadius > 0) {
int index = (_RNG.nextInt(_trivialGeographyRadius * 2) - _trivialGeographyRadius) + inIndex;
if (index < 0) index += inPopsize;
return (index % inPopsize);
} else {
return _RNG.nextInt(inPopsize);
}
}
public static int randomColor(Random om) {
return pack(
om.nextInt(256),
om.nextInt(256),
om.nextInt(256),
// 255);
// 253 + Rand.om.nextInt(3));
// 200 + Rand.om.nextInt(53));
randAlpha(om));
}
public void chooseDeal(Player self) {
int numOfDeck = Dealer.deck.size();
int numOfHand = self.hand.size(); // 表示第幾張牌
Random ran = new Random(); // 之後再加入一點人工智慧
int cardNo = 0; // 假設一開始想要牌組裡的第0張牌
if (numOfHand % 2 == 0) cardNo = ran.nextInt(numOfDeck / 2) + numOfDeck / 2;
else cardNo = ran.nextInt(numOfDeck / 2) + numOfDeck / 2;
int cardId = Dealer.deck.get(cardNo);
self.hand.add(cardId);
Dealer.deck.remove(cardNo);
}
public static boolean addWord(String w) {
Random r = new Random();
int randomc = r.nextInt(board[0].length);
int randomr = r.nextInt(board.length);
int deltaRow = -1 + r.nextInt(3);
int deltaCol = -1 + r.nextInt(3);
if (deltaRow == deltaCol && deltaCol == 0) {
return false;
}
w = w.toUpperCase();
return addWordHelper(w, randomr, randomc, deltaRow, deltaCol);
}
// create file of random size in given directory
static Path createSourceFile(Path dir) throws IOException {
String name = "source" + Integer.toString(rand.nextInt());
Path file = dir.resolve(name);
createFile(file);
byte[] bytes = new byte[rand.nextInt(128 * 1024)];
rand.nextBytes(bytes);
try (OutputStream out = newOutputStream(file)) {
out.write(bytes);
}
randomizeAttributes(file);
return file;
}
public static void construct_processes() {
for (int i = 0; i < rando; i++) {
processes[i] = new Process(i, random.nextInt(10), random.nextInt(10), random.nextInt(10));
System.out.print(
processes[i].getProcessNumber()
+ " "
+ processes[i].getStartTime()
+ " "
+ processes[i].getRunTime()
+ "\n");
}
}
static void genRandomSame(int cnt, int len) throws IOException {
for (int i = 0; i < cnt; i++) {
String t = "";
for (int j = 0; j < len; j++) t += (char) ('a' + rand.nextInt(10));
data.add(t);
if (rand.nextInt(100) < 30 && i < cnt - 1) {
data.add(t);
i++;
}
}
Collections.sort(data);
print();
}
private InputStream generateData() {
final String LINE_SEPARATOR = System.getProperty("line.separator");
StringWriter writer = new StringWriter();
int maxMale = numGuests / 2;
int maxFemale = numGuests / 2;
int maleCount = 0;
int femaleCount = 0;
// init hobbies
List hobbyList = new ArrayList();
for (int i = 1; i <= maxHobbies; i++) {
hobbyList.add("h" + i);
}
Random rnd = new Random();
for (int i = 1; i <= numGuests; i++) {
char sex = rnd.nextBoolean() ? 'm' : 'f';
if (sex == 'm' && maleCount == maxMale) {
sex = 'f';
}
if (sex == 'f' && femaleCount == maxFemale) {
sex = 'm';
}
if (sex == 'm') {
maleCount++;
}
if (sex == 'f') {
femaleCount++;
}
List guestHobbies = new ArrayList(hobbyList);
int numHobbies = minHobbies + rnd.nextInt(maxHobbies - minHobbies + 1);
for (int j = 0; j < numHobbies; j++) {
int hobbyIndex = rnd.nextInt(guestHobbies.size());
String hobby = (String) guestHobbies.get(hobbyIndex);
writer.write(
"(guest (name n" + i + ") (sex " + sex + ") (hobby " + hobby + "))" + LINE_SEPARATOR);
guestHobbies.remove(hobbyIndex);
}
}
writer.write("(last_seat (seat " + numSeats + "))" + LINE_SEPARATOR);
writer.write(LINE_SEPARATOR);
writer.write("(context (state start))" + LINE_SEPARATOR);
return new ByteArrayInputStream(writer.getBuffer().toString().getBytes());
}
public void makeRandomSchedule() {
amountOfRooms = rooms.size();
for (Activity activity : activities) {
int i = numberGenerator.nextInt(amountOfRooms);
int amountOfTimeslots = rooms.get(i).timetable.size();
int j = numberGenerator.nextInt(amountOfTimeslots);
while (rooms.get(i).timetable.get(j) != null) {
i = numberGenerator.nextInt(amountOfRooms);
amountOfTimeslots = rooms.get(i).timetable.size();
j = numberGenerator.nextInt(amountOfTimeslots);
}
rooms.get(i).timetable.set(j, activity);
}
}
private JSONObject specialMove(int gameCount) {
Random randomNum = new Random();
GameInfo gameInfo;
JSONObject jObj = new JSONObject();
JSONObject action = new JSONObject();
int game;
int addPoints;
int special;
// Gets random number to denote which game to use action on
game = getRandomGame(gameCount);
gameInfo = gameRecord.get(game);
// Checks if all specials are used
if (gameInfo.checkSpecial()) {
return moveUser(gameCount);
}
// Gets random number to denote which special move to use
special = randomNum.nextInt(4);
while (gameInfo.checkSpecialMove(special)) {
special = randomNum.nextInt(4);
}
gameInfo.useSpecialMove(special);
addPoints = randomNum.nextInt(41) - 20;
gameInfo.addPoints(addPoints);
gameInfo.incrementCount();
try {
jObj.put("game", game);
action.put("actionType", "specialMove");
action.put("actionNumber", gameInfo.getCount());
action.put("pointsAdded", addPoints);
if (special == SHUFFLE) {
action.put("move", "Shuffle");
} else if (special == CLEAR) {
action.put("move", "Clear");
} else if (special == INVERT) {
action.put("move", "Invert");
} else {
action.put("move", "Rotate");
}
action.put("points", gameInfo.getPoints());
jObj.put("action", action);
jObj.put("user", gameInfo.getUser());
} catch (JSONException e) {
System.out.println("could not put");
}
return jObj;
}
// "randomize" the file attributes of the given file.
static void randomizeAttributes(Path file) throws IOException {
String os = System.getProperty("os.name");
boolean isWindows = os.startsWith("Windows");
boolean isUnix = os.equals("SunOS") || os.equals("Linux");
boolean isDirectory = isDirectory(file, NOFOLLOW_LINKS);
if (isUnix) {
Set<PosixFilePermission> perms = getPosixFilePermissions(file, NOFOLLOW_LINKS);
PosixFilePermission[] toChange = {
PosixFilePermission.GROUP_READ,
PosixFilePermission.GROUP_WRITE,
PosixFilePermission.GROUP_EXECUTE,
PosixFilePermission.OTHERS_READ,
PosixFilePermission.OTHERS_WRITE,
PosixFilePermission.OTHERS_EXECUTE
};
for (PosixFilePermission perm : toChange) {
if (heads()) {
perms.add(perm);
} else {
perms.remove(perm);
}
}
setPosixFilePermissions(file, perms);
}
if (isWindows) {
DosFileAttributeView view =
getFileAttributeView(file, DosFileAttributeView.class, NOFOLLOW_LINKS);
// only set or unset the hidden attribute
view.setHidden(heads());
}
boolean addUserDefinedFileAttributes =
heads() && getFileStore(file).supportsFileAttributeView("xattr");
// remove this when copying a direcory copies its named streams
if (isWindows && isDirectory) addUserDefinedFileAttributes = false;
if (addUserDefinedFileAttributes) {
UserDefinedFileAttributeView view =
getFileAttributeView(file, UserDefinedFileAttributeView.class);
int n = rand.nextInt(16);
while (n > 0) {
byte[] value = new byte[1 + rand.nextInt(100)];
view.write("user." + Integer.toString(n), ByteBuffer.wrap(value));
n--;
}
}
}
public static int rules(
String top, Vector<String> first, Vector<String> second, Vector<String> afia) {
while (!first.isEmpty() && !second.isEmpty()) {
if (count % 2 == 0) {
boolean check = false;
for (int i = 0; i < first.size(); i++) {
check =
matcher(
top,
first.elementAt(
i)); // performs a linear search on player1's whot to see if any matches the
// top card
if (check == true) {
place.addElement(first.elementAt(i));
first.removeElementAt(i);
break;
}
}
if (check == false) {
Random rd = new Random();
int pick = Math.abs(rd.nextInt(afia.size() - 1)) % (afia.size() - 1);
first.addElement(afia.elementAt(pick));
afia.removeElementAt(pick);
}
} else {
boolean check = false;
for (int i = 0; i < second.size(); i++) {
check =
matcher(
top,
second.elementAt(
i)); // performs a linear search on player1's whot to see if any matches the
// top card
if (check == true) {
place.addElement(second.elementAt(i));
second.removeElementAt(i);
break;
}
}
if (check == false) {
Random rd = new Random();
int pick = Math.abs(rd.nextInt(afia.size() - 1)) % (afia.size() - 1);
second.addElement(afia.elementAt(pick));
afia.removeElementAt(pick);
}
}
}
return 1;
}
/*
n - size of the array
m - max value for each entry
*/
public Mode(int n, int m) {
r = new Random();
a = new int[n];
for (int i = 0; i < n; i++) {
a[i] = r.nextInt(m);
}
}
/** run once each game tick */
public void networkTick() {
field_72584_h = false;
currentTicks++;
mcServer.theProfiler.startSection("packetflow");
theNetworkManager.processReadPackets();
mcServer.theProfiler.endStartSection("keepAlive");
if ((long) currentTicks - ticksOfLastKeepAlive > 20L) {
ticksOfLastKeepAlive = currentTicks;
keepAliveTimeSent = System.nanoTime() / 0xf4240L;
keepAliveRandomID = randomGenerator.nextInt();
sendPacketToPlayer(new Packet0KeepAlive(keepAliveRandomID));
}
if (chatSpamThresholdCount > 0) {
chatSpamThresholdCount--;
}
if (creativeItemCreationSpamThresholdTally > 0) {
creativeItemCreationSpamThresholdTally--;
}
mcServer.theProfiler.endStartSection("playerTick");
if (!field_72584_h && !playerEntity.playerHasConqueredTheEnd) {
playerEntity.onUpdateEntity();
}
mcServer.theProfiler.endSection();
}