public int totalNQueens(int n) {
StringBuilder[] board = new StringBuilder[n];
for (int i = 0; i < n; i++) {
board[i] = new StringBuilder();
for (int j = 0; j < n; j++) {
board[i].append('.');
}
}
for (int i = 0; i < n / 2; i++) {
board[0].setCharAt(i, 'Q');
dfs(n, 1, board);
board[0].setCharAt(i, '.');
}
ArrayList<String[]> aux = new ArrayList<String[]>();
for (String[] k : res) {
String[] tmp = new String[n];
for (int i = 0; i < n; i++) {
StringBuilder sb = new StringBuilder(k[i]).reverse();
tmp[i] = sb.toString();
}
aux.add(tmp);
}
res.addAll(aux);
if (n % 2 != 0) {
board[0].setCharAt(n / 2, 'Q');
dfs(n, 1, board);
board[0].setCharAt(n / 2, '.');
}
return res.size();
}
public void run() {
// Scanner sc = new Scanner(System.in);
Scanner sc = new Scanner();
StringBuilder sb = new StringBuilder(1000000);
// System.setOut(new PrintStream(new BufferedOutputStream(System.out)));
final int N = sc.nextInt();
final int M = sc.nextInt();
final int K = (int) floor(sqrt(N));
final int[] A = new int[N + 1];
A[0] = 1;
for (int i = 1; i <= N; i++) A[i] = sc.nextInt();
final int[] next = new int[N + 1];
final int[] step = new int[N + 1];
final int[] last = new int[N + 1];
for (int i = N; i > 0; i--) {
int j = i + A[i];
if (j > N || j / K > i / K) {
last[i] = i;
step[i] = 1;
next[i] = j;
} else {
last[i] = last[j];
step[i] = step[j] + 1;
next[i] = next[j];
}
}
for (int t = 0; t < M; t++)
if (sc.nextInt() == 1) {
int i = sc.nextInt();
int j = 0;
int k = 0;
while (i <= N) {
j += step[i];
k = last[i];
i = next[i];
}
sb.append(k).append(' ').append(j).append('\n');
// System.out.println(k + " " + j);
} else {
int k = sc.nextInt();
int b = k / K * K;
A[k] = sc.nextInt();
for (int i = min(b + K - 1, N); i >= b; i--) {
int j = i + A[i];
if (j > N || j / K > i / K) {
last[i] = i;
step[i] = 1;
next[i] = j;
} else {
last[i] = last[j];
step[i] = step[j] + 1;
next[i] = next[j];
}
}
}
// System.out.flush();
System.out.print(sb);
}
public String ns() {
int b = skip();
StringBuilder sb = new StringBuilder();
while (!(isSpaceChar(b))) { // when nextLine, (isSpaceChar(b) && b != // ' ')
sb.appendCodePoint(b);
b = readByte();
}
return sb.toString();
}
private String ns1() {
int b = skip();
StringBuilder sb = new StringBuilder();
while (!(isSpaceChar(b) && b != ' ')) { // when nextLine,
sb.appendCodePoint(b);
b = readByte();
}
return sb.toString();
}
/**
* Returns the {@code String} representation of the given collection, or {@code null} if the given
* collection is {@code null}.
*
* @param c the collection to format.
* @return the {@code String} representation of the given collection.
*/
public static String format(Collection<?> c) {
if (c == null) return null;
Iterator<?> i = c.iterator();
if (!i.hasNext()) return "[]";
StringBuilder b = new StringBuilder();
b.append('[');
for (; ; ) {
Object e = i.next();
b.append(e == c ? "(this Collection)" : toStringOf(e));
if (!i.hasNext()) return b.append(']').toString();
b.append(", ");
}
}
protected void addSectionToAppend(IAcceptor<ReplaceRegion> acceptor) {
StringBuilder importDeclarationsToAppend = getImportDeclarationsToAppend();
if (importDeclarationsToAppend.length() == 0) return;
importRegion = regionUtil.addLeadingWhitespace(importRegion, resource);
importRegion = regionUtil.addTrailingSingleWhitespace(importRegion, lineSeparator, resource);
int insertOffset = importRegion.getOffset() + importRegion.getLength();
if (insertOffset != 0 && originalImportDeclarations.isEmpty())
importDeclarationsToAppend.insert(0, lineSeparator);
importDeclarationsToAppend.append(lineSeparator);
int insertLength = -importRegion.getLength();
insertLength += regionUtil.addTrailingWhitespace(importRegion, resource).getLength();
ReplaceRegion appendDeclarations =
new ReplaceRegion(
new TextRegion(insertOffset, insertLength), importDeclarationsToAppend.toString());
acceptor.accept(appendDeclarations);
}
protected boolean appendSubsection(
StringBuilder builder, Iterable<XImportDeclaration> subSection, boolean needsNewline) {
if (!isEmpty(subSection)) {
if (needsNewline) builder.append(lineSeparator);
for (XImportDeclaration declaration : isSort() ? sort(subSection) : subSection) {
appendImport(builder, declaration);
}
return true;
}
return needsNewline;
}
protected String serializeImports(List<XImportDeclaration> allDeclarations) {
StringBuilder builder = new StringBuilder();
if (needsPreceedingBlankLine()) builder.append(lineSeparator).append(lineSeparator);
boolean needNewline =
appendSubsection(
builder,
filter(
allDeclarations,
new Predicate<XImportDeclaration>() {
@Override
public boolean apply(XImportDeclaration input) {
return !input.isStatic();
}
}),
false);
needNewline =
appendSubsection(
builder,
filter(
allDeclarations,
new Predicate<XImportDeclaration>() {
@Override
public boolean apply(XImportDeclaration input) {
return input.isStatic() && !input.isExtension();
}
}),
needNewline);
appendSubsection(
builder,
filter(
allDeclarations,
new Predicate<XImportDeclaration>() {
@Override
public boolean apply(XImportDeclaration input) {
return input.isStatic() && input.isExtension();
}
}),
needNewline);
if (!isEmpty(allDeclarations)) builder.append(lineSeparator);
return builder.toString();
}
protected void appendImport(StringBuilder builder, XImportDeclaration newImportDeclaration) {
builder.append("import ");
if (newImportDeclaration.isStatic()) {
builder.append("static ");
if (newImportDeclaration.isExtension()) {
builder.append("extension ");
}
}
String qualifiedTypeName = newImportDeclaration.getImportedNamespace();
if (newImportDeclaration.getImportedType() != null) {
qualifiedTypeName = serializeType(newImportDeclaration.getImportedType());
}
String escapedTypeName = nameValueConverter.toString(qualifiedTypeName);
builder.append(escapedTypeName);
if (newImportDeclaration.isStatic()) {
builder.append(".");
if (newImportDeclaration.isWildcard()) {
builder.append("*");
} else {
builder.append(newImportDeclaration.getMemberName());
}
}
builder.append(lineSeparator);
}
public String[] process() throws Exception {
String[] ret = new String[20];
String s[][] = new String[30][200];
String st = "";
File filepath = new File(inputFileName);
FileInputStream fin = new FileInputStream(filepath);
// FileInputStream fin1=new FileInputStream(filepath);
int i, j = 0, k = 0, count = 1;
String st1 = "", st2 = "";
List l = new ArrayList();
while ((i = fin.read()) != -1) {
st = st + (char) i;
char c = (char) i;
if (c == '\n') {
StringTokenizer str = new StringTokenizer(st, delimiters);
while (str.hasMoreTokens()) {
StringBuilder sb = new StringBuilder(str.nextToken().toLowerCase().trim());
// if(Character.isWhitespace(sb.charAt(0)))
// System.out.print("hello");
String stt = sb.toString();
l.add(stt);
count++;
}
st = "";
}
}
HashSet m = new HashSet();
Collections.sort(l);
System.out.println(l);
j = 1;
for (int f = 0; f < count - 1; f++) {
String st5 = l.get(f).toString();
for (int ft = 0; ft < count - 1; ft++) {
String st6 = l.get(ft).toString();
if (st5.equalsIgnoreCase(st6)) {
++k;
}
}
// System.out.println(l.get(f).toString()+k);
m.add((st5 + k));
k = 0;
// j++;
}
// System.out.println(t.toString()+count);ject
// Collection stmap = m.values()
Iterator itr = m.iterator();
while (itr.hasNext()) System.out.println(itr.next());
System.out.println("finished");
// TODO
return ret;
}
