結果
問題 | No.2361 Many String Compare Queries |
ユーザー | 遭難者 |
提出日時 | 2023-01-13 14:32:49 |
言語 | Java21 (openjdk 21) |
結果 |
WA
|
実行時間 | - |
コード長 | 35,218 bytes |
コンパイル時間 | 4,392 ms |
コンパイル使用メモリ | 99,716 KB |
実行使用メモリ | 74,028 KB |
最終ジャッジ日時 | 2024-06-30 20:40:05 |
合計ジャッジ時間 | 8,792 ms |
ジャッジサーバーID (参考情報) |
judge1 / judge4 |
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テストケース
テストケース表示入力 | 結果 | 実行時間 実行使用メモリ |
---|---|---|
testcase_00 | WA | - |
testcase_01 | WA | - |
testcase_02 | WA | - |
testcase_03 | WA | - |
testcase_04 | WA | - |
testcase_05 | WA | - |
testcase_06 | WA | - |
testcase_07 | WA | - |
testcase_08 | TLE | - |
testcase_09 | -- | - |
testcase_10 | -- | - |
testcase_11 | -- | - |
testcase_12 | -- | - |
testcase_13 | -- | - |
testcase_14 | -- | - |
testcase_15 | -- | - |
ソースコード
import java.util.*; import java.io.*; class Main { private static final void solve() throws IOException { final int n = ni(), q_ = ni(), n1 = n - 1; var s = sc.nextCharArray(); var a = StringAlgorithm.suffixArray(s); var b = StringAlgorithm.lcpArray(s, a); var a_inv = new int[n]; for (int i = 0; i < n; i++) a_inv[a[i]] = i; var len = new long[n]; for (int i = 0; i < n; i++) len[i] = n - a[i]; for (int i = 1; i < n; i++) len[i] += len[i - 1]; var seg = new SegTree(b, n1); var p = new long[n1]; for (int i = n1 - 1; i >= 0; i--) { int l = seg.minLeft(i + 1, b[i] + 1); p[i] = b[i]; p[i] *= l - i; if (l != n1) p[i] += p[l]; } // verified p for (int qq = 0; qq < q_; qq++) { final int ll = ni() - 1, rr = ni(); final int l = a_inv[ll], x = rr - ll; long ans1 = 1L, ans2 = 0L; if (l != 0) { int z = seg.maxRight(l - 1, x); if (z != -1) ans2 += len[z]; ans1 += l - 1 - z; } if (l + 1 != n) { int y = seg.minLeft(l, x); if (y != n1) ans2 += p[y]; ans1 += y - l; } ou.println(ans1 * (x - 1) + ans2 + " " + gu(s, ll, rr, n)); } } private static final int gu(char[] s, int l, int r, int n) { int ans = 0; int aa = r - l; var a = new char[aa]; for (int k1 = 0, k2 = l; k1 < aa; k1++, k2++) a[k1] = s[k2]; for (int j = 0; j <= n; j++) { for (int i = 0; i < j; i++) { final int m = j - i; var ss = new char[m]; for (int k1 = 0, k2 = i; k1 < m; k1++, k2++) ss[k1] = s[k2]; if (cmp(a, ss)) ans++; } } return ans; } private static final boolean cmp(char[] s1, char[] s2) { int n = Math.min(s1.length, s2.length); for (int i = 0; i < n; i++) if (s1[i] != s2[i]) return s1[i] > s2[i]; return s1.length > s2.length; } public static void main(String[] args) throws IOException { solve(); ou.flush(); } private static final int ni() throws IOException { return sc.nextInt(); } private static final int[] ni(int n) throws IOException { return sc.nextIntArray(n); } private static final long nl() throws IOException { return sc.nextLong(); } private static final long[] nl(int n) throws IOException { return sc.nextLongArray(n); } private static final String ns() throws IOException { return sc.next(); } private static final double nd() throws IOException { return sc.nextDouble(); } private static final ContestInputStream sc = new ContestInputStream(); private static final ContestOutputStream ou = new ContestOutputStream(); } final class SegTree { private final int N, N2; private final int[] data; private final int INF; public SegTree(int n, int INF) { int n2 = 1; while (n2 < n) n2 <<= 1; N2 = n2; N = N2 << 1; data = new int[N]; this.INF = INF; Arrays.fill(data, INF); } public SegTree(int[] d, int INF) { this(d.length, INF); int idx = N2; for (int i : d) data[idx++] = i; for (int i = N2 - 1; i > 0; i--) { final int ii = i << 1; data[i] = Math.min(data[ii], data[ii | 1]); } } private int prod(int a, int b, int k, int l, int r) { if (r <= a || b <= l) return INF; if (a <= l && r <= b) return data[k]; final int ty = l + r >> 1; final int ii = k << 1; final int d1 = prod(a, b, ii, l, ty); final int d2 = prod(a, b, ii + 1, ty, r); return Math.min(d1, d2); } public int prod(int l, int r) { return prod(l, r, 1, 0, N2); } public void set(int i, int x) { i += N2; data[i] = x; while (i != 1) { i >>= 1; final int ii = i << 1; data[i] = Math.min(data[ii], data[ii | 1]); } } // min_{l<=i<=idx} A_i < jud を満たす最大の l public int maxRight(int idx, int jud) { return maxRight(idx, jud, 1, 0, N2); } private int maxRight(int idx, int jud, int k, int l, int r) { if (data[k] >= jud || idx < l) return -1; if (k >= N2) return k - N2; final int ii = k << 1; final int ty = l + r >> 1; int koh = maxRight(idx, jud, ii | 1, ty, r); if (koh != -1) return koh; return maxRight(idx, jud, ii, l, ty); } // min_{idx<=i<=r} A_i < jud を満たす最小のr public int minLeft(int idx, int jud) { return minLeft(idx, jud, 1, 0, N2); } private int minLeft(int idx, int jud, int k, int l, int r) { if (data[k] >= jud || r <= idx) return INF; if (k >= N2) return k - N2; final int ii = k << 1; final int ty = l + r >> 1; int koh = minLeft(idx, jud, ii, l, ty); if (koh != INF) return koh; return minLeft(idx, jud, ii | 1, ty, r); } } class StringAlgorithm { private static int[] saNaive(int[] s) { int n = s.length; int[] sa = new int[n]; for (int i = 0; i < n; i++) { sa[i] = i; } insertionsortUsingComparator(sa, (l, r) -> { while (l < n && r < n) { if (s[l] != s[r]) return s[l] - s[r]; l++; r++; } return -(l - r); }); return sa; } private static int[] saDoubling(int[] s) { int n = s.length; int[] sa = new int[n]; for (int i = 0; i < n; i++) { sa[i] = i; } int[] rnk = java.util.Arrays.copyOf(s, n); int[] tmp = new int[n]; for (int k = 1; k < n; k *= 2) { final int _k = k; final int[] _rnk = rnk; java.util.function.IntBinaryOperator cmp = (x, y) -> { if (_rnk[x] != _rnk[y]) return _rnk[x] - _rnk[y]; int rx = x + _k < n ? _rnk[x + _k] : -1; int ry = y + _k < n ? _rnk[y + _k] : -1; return rx - ry; }; mergesortUsingComparator(sa, cmp); tmp[sa[0]] = 0; for (int i = 1; i < n; i++) { tmp[sa[i]] = tmp[sa[i - 1]] + (cmp.applyAsInt(sa[i - 1], sa[i]) < 0 ? 1 : 0); } int[] buf = tmp; tmp = rnk; rnk = buf; } return sa; } private static void insertionsortUsingComparator(int[] a, java.util.function.IntBinaryOperator comparator) { final int n = a.length; for (int i = 1; i < n; i++) { final int tmp = a[i]; if (comparator.applyAsInt(a[i - 1], tmp) > 0) { int j = i; do { a[j] = a[j - 1]; j--; } while (j > 0 && comparator.applyAsInt(a[j - 1], tmp) > 0); a[j] = tmp; } } } private static void mergesortUsingComparator(int[] a, java.util.function.IntBinaryOperator comparator) { final int n = a.length; final int[] work = new int[n]; for (int block = 1; block <= n; block <<= 1) { final int block2 = block << 1; for (int l = 0, max = n - block; l < max; l += block2) { int m = l + block; int r = Math.min(l + block2, n); System.arraycopy(a, l, work, 0, block); for (int i = l, wi = 0, ti = m;; i++) { if (ti == r) { System.arraycopy(work, wi, a, i, block - wi); break; } if (comparator.applyAsInt(work[wi], a[ti]) > 0) { a[i] = a[ti++]; } else { a[i] = work[wi++]; if (wi == block) break; } } } } } private static final int THRESHOLD_NAIVE = 50; private static final int THRESHOLD_DOUBLING = 0; private static int[] sais(int[] s, int upper) { int n = s.length; if (n == 0) return new int[0]; if (n == 1) return new int[] { 0 }; if (n == 2) { if (s[0] < s[1]) { return new int[] { 0, 1 }; } else { return new int[] { 1, 0 }; } } if (n < THRESHOLD_NAIVE) { return saNaive(s); } // if (n < THRESHOLD_DOUBLING) { // return saDoubling(s); // } int[] sa = new int[n]; boolean[] ls = new boolean[n]; for (int i = n - 2; i >= 0; i--) { ls[i] = s[i] == s[i + 1] ? ls[i + 1] : s[i] < s[i + 1]; } int[] sumL = new int[upper + 1]; int[] sumS = new int[upper + 1]; for (int i = 0; i < n; i++) { if (ls[i]) { sumL[s[i] + 1]++; } else { sumS[s[i]]++; } } for (int i = 0; i <= upper; i++) { sumS[i] += sumL[i]; if (i < upper) sumL[i + 1] += sumS[i]; } java.util.function.Consumer<int[]> induce = lms -> { java.util.Arrays.fill(sa, -1); int[] buf = new int[upper + 1]; System.arraycopy(sumS, 0, buf, 0, upper + 1); for (int d : lms) { if (d == n) continue; sa[buf[s[d]]++] = d; } System.arraycopy(sumL, 0, buf, 0, upper + 1); sa[buf[s[n - 1]]++] = n - 1; for (int i = 0; i < n; i++) { int v = sa[i]; if (v >= 1 && !ls[v - 1]) { sa[buf[s[v - 1]]++] = v - 1; } } System.arraycopy(sumL, 0, buf, 0, upper + 1); for (int i = n - 1; i >= 0; i--) { int v = sa[i]; if (v >= 1 && ls[v - 1]) { sa[--buf[s[v - 1] + 1]] = v - 1; } } }; int[] lmsMap = new int[n + 1]; java.util.Arrays.fill(lmsMap, -1); int m = 0; for (int i = 1; i < n; i++) { if (!ls[i - 1] && ls[i]) { lmsMap[i] = m++; } } int[] lms = new int[m]; { int p = 0; for (int i = 1; i < n; i++) { if (!ls[i - 1] && ls[i]) { lms[p++] = i; } } } induce.accept(lms); if (m > 0) { int[] sortedLms = new int[m]; { int p = 0; for (int v : sa) { if (lmsMap[v] != -1) { sortedLms[p++] = v; } } } int[] recS = new int[m]; int recUpper = 0; recS[lmsMap[sortedLms[0]]] = 0; for (int i = 1; i < m; i++) { int l = sortedLms[i - 1], r = sortedLms[i]; int endL = (lmsMap[l] + 1 < m) ? lms[lmsMap[l] + 1] : n; int endR = (lmsMap[r] + 1 < m) ? lms[lmsMap[r] + 1] : n; boolean same = true; if (endL - l != endR - r) { same = false; } else { while (l < endL && s[l] == s[r]) { l++; r++; } if (l == n || s[l] != s[r]) same = false; } if (!same) { recUpper++; } recS[lmsMap[sortedLms[i]]] = recUpper; } int[] recSA = sais(recS, recUpper); for (int i = 0; i < m; i++) { sortedLms[i] = lms[recSA[i]]; } induce.accept(sortedLms); } return sa; } public static int[] suffixArray(int[] s, int upper) { assert (0 <= upper); for (int d : s) { assert (0 <= d && d <= upper); } return sais(s, upper); } public static int[] suffixArray(int[] s) { int n = s.length; int[] vals = Arrays.copyOf(s, n); java.util.Arrays.sort(vals); int p = 1; for (int i = 1; i < n; i++) { if (vals[i] != vals[i - 1]) { vals[p++] = vals[i]; } } int[] s2 = new int[n]; for (int i = 0; i < n; i++) { s2[i] = java.util.Arrays.binarySearch(vals, 0, p, s[i]); } return sais(s2, p); } public static int[] suffixArray(char[] s) { int n = s.length; int[] s2 = new int[n]; for (int i = 0; i < n; i++) { s2[i] = s[i]; } return sais(s2, 255); } public static int[] suffixArray(java.lang.String s) { return suffixArray(s.toCharArray()); } public static int[] lcpArray(int[] s, int[] sa) { int n = s.length; assert (n >= 1); int[] rnk = new int[n]; for (int i = 0; i < n; i++) { rnk[sa[i]] = i; } int[] lcp = new int[n - 1]; int h = 0; for (int i = 0; i < n; i++) { if (h > 0) h--; if (rnk[i] == 0) { continue; } int j = sa[rnk[i] - 1]; for (; j + h < n && i + h < n; h++) { if (s[j + h] != s[i + h]) break; } lcp[rnk[i] - 1] = h; } return lcp; } public static int[] lcpArray(char[] s, int[] sa) { int n = s.length; int[] s2 = new int[n]; for (int i = 0; i < n; i++) { s2[i] = s[i]; } return lcpArray(s2, sa); } public static int[] lcpArray(java.lang.String s, int[] sa) { return lcpArray(s.toCharArray(), sa); } public static int[] zAlgorithm(int[] s) { int n = s.length; if (n == 0) return new int[0]; int[] z = new int[n]; for (int i = 1, j = 0; i < n; i++) { int k = j + z[j] <= i ? 0 : Math.min(j + z[j] - i, z[i - j]); while (i + k < n && s[k] == s[i + k]) k++; z[i] = k; if (j + z[j] < i + z[i]) j = i; } z[0] = n; return z; } public static int[] zAlgorithm(char[] s) { int n = s.length; if (n == 0) return new int[0]; int[] z = new int[n]; for (int i = 1, j = 0; i < n; i++) { int k = j + z[j] <= i ? 0 : Math.min(j + z[j] - i, z[i - j]); while (i + k < n && s[k] == s[i + k]) k++; z[i] = k; if (j + z[j] < i + z[i]) j = i; } z[0] = n; return z; } public static int[] zAlgorithm(String s) { return zAlgorithm(s.toCharArray()); } } final class ContestInputStream extends FilterInputStream { protected final byte[] buf; protected int pos = 0; protected int lim = 0; private final char[] cbuf; public ContestInputStream() { super(System.in); this.buf = new byte[1 << 13]; this.cbuf = new char[1 << 20]; } boolean hasRemaining() throws IOException { if (pos < lim) return true; lim = in.read(buf); pos = 0; return lim > 0; } final int remaining() throws IOException { if (pos >= lim) { lim = in.read(buf); pos = 0; } return lim - pos; } @Override public final int available() throws IOException { if (pos < lim) return lim - pos + in.available(); return in.available(); } @Override public final long skip(long n) throws IOException { if (pos < lim) { int rem = lim - pos; if (n < rem) { pos += n; return n; } pos = lim; return rem; } return in.skip(n); } @Override public final int read() throws IOException { if (hasRemaining()) return buf[pos++]; return -1; } @Override public final int read(byte[] b, int off, int len) throws IOException { if (pos < lim) { int rem = Math.min(lim - pos, len); for (int i = 0; i < rem; i++) b[off + i] = buf[pos + i]; pos += rem; return rem; } return in.read(b, off, len); } public final char[] readToken() throws IOException { int cpos = 0; int rem; byte b; l: while ((rem = remaining()) > 0) { for (int i = 0; i < rem; i++) { b = buf[pos + i]; if (b <= 0x20) { pos += i + 1; cpos += i; if (b == 0x0d && hasRemaining() && buf[pos] == 0x0a) pos++; break l; } cbuf[cpos + i] = (char) b; } pos += rem; cpos += rem; } char[] arr = new char[cpos]; for (int i = 0; i < cpos; i++) arr[i] = cbuf[i]; return arr; } public final int readToken(char[] cbuf, int off) throws IOException { int cpos = off; int rem; byte b; l: while ((rem = remaining()) > 0) { for (int i = 0; i < rem; i++) { b = buf[pos + i]; if (b <= 0x20) { pos += i + 1; cpos += i; if (b == 0x0d && hasRemaining() && buf[pos] == 0x0a) pos++; break l; } cbuf[cpos + i] = (char) b; } pos += rem; cpos += rem; } return cpos - off; } public final int readToken(char[] cbuf) throws IOException { return readToken(cbuf, 0); } public final String next() throws IOException { int cpos = 0; int rem; byte b; l: while ((rem = remaining()) > 0) { for (int i = 0; i < rem; i++) { b = buf[pos + i]; if (b <= 0x20) { pos += i + 1; cpos += i; if (b == 0x0d && hasRemaining() && buf[pos] == 0x0a) pos++; break l; } cbuf[cpos + i] = (char) b; } pos += rem; cpos += rem; } return String.valueOf(cbuf, 0, cpos); } public final char[] nextCharArray() throws IOException { return readToken(); } public final int nextInt() throws IOException { if (!hasRemaining()) return 0; int value = 0; byte b = buf[pos++]; if (b == 0x2d) { while (hasRemaining() && (b = buf[pos++]) > 0x20) value = value * 10 - b + 0x30; } else { do { value = value * 10 + b - 0x30; } while (hasRemaining() && (b = buf[pos++]) > 0x20); } if (b == 0x0d && hasRemaining() && buf[pos] == 0x0a) pos++; return value; } public final long nextLong() throws IOException { if (!hasRemaining()) return 0L; long value = 0L; byte b = buf[pos++]; if (b == 0x2d) { while (hasRemaining() && (b = buf[pos++]) > 0x20) value = value * 10 - b + 0x30; } else { do { value = value * 10 + b - 0x30; } while (hasRemaining() && (b = buf[pos++]) > 0x20); } if (b == 0x0d && hasRemaining() && buf[pos] == 0x0a) pos++; return value; } public final char nextChar() throws IOException { if (!hasRemaining()) throw new EOFException(); final char c = (char) buf[pos++]; if (hasRemaining() && buf[pos++] == 0x0d && hasRemaining() && buf[pos] == 0x0a) pos++; return c; } public final float nextFloat() throws IOException { return Float.parseFloat(next()); } public final double nextDouble() throws IOException { return Double.parseDouble(next()); } public final boolean[] nextBooleanArray(char ok) throws IOException { char[] s = readToken(); int n = s.length; boolean[] t = new boolean[n]; for (int i = 0; i < n; i++) t[i] = s[i] == ok; return t; } public final boolean[][] nextBooleanMatrix(int h, int w, char ok) throws IOException { boolean[][] s = new boolean[h][]; for (int i = 0; i < h; i++) { char[] t = readToken(); int n = t.length; s[i] = new boolean[n]; for (int j = 0; j < n; j++) s[i][j] = t[j] == ok; } return s; } public final String[] nextStringArray(int len) throws IOException { String[] arr = new String[len]; for (int i = 0; i < len; i++) arr[i] = next(); return arr; } public final int[] nextIntArray(int len) throws IOException { int[] arr = new int[len]; for (int i = 0; i < len; i++) arr[i] = nextInt(); return arr; } public final int[] nextIntArray(int len, java.util.function.IntUnaryOperator map) throws IOException { int[] arr = new int[len]; for (int i = 0; i < len; i++) arr[i] = map.applyAsInt(nextInt()); return arr; } public final long[] nextLongArray(int len, java.util.function.LongUnaryOperator map) throws IOException { long[] arr = new long[len]; for (int i = 0; i < len; i++) arr[i] = map.applyAsLong(nextLong()); return arr; } public final int[][] nextIntMatrix(int h, int w) throws IOException { int[][] arr = new int[h][w]; for (int i = 0; i < h; i++) for (int j = 0; j < w; j++) arr[i][j] = nextInt(); return arr; } public final int[][] nextIntMatrix(int h, int w, java.util.function.IntUnaryOperator map) throws IOException { int[][] arr = new int[h][w]; for (int i = 0; i < h; i++) for (int j = 0; j < w; j++) arr[i][j] = map.applyAsInt(nextInt()); return arr; } public final long[] nextLongArray(int len) throws IOException { long[] arr = new long[len]; for (int i = 0; i < len; i++) arr[i] = nextLong(); return arr; } public final long[][] nextLongMatrix(int h, int w) throws IOException { long[][] arr = new long[h][w]; for (int i = 0; i < h; i++) for (int j = 0; j < w; j++) arr[i][j] = nextLong(); return arr; } public final float[] nextFloatArray(int len) throws IOException { float[] arr = new float[len]; for (int i = 0; i < len; i++) arr[i] = nextFloat(); return arr; } public final double[] nextDoubleArray(int len) throws IOException { double[] arr = new double[len]; for (int i = 0; i < len; i++) arr[i] = nextDouble(); return arr; } public final char[][] nextCharMatrix(int h, int w) throws IOException { char[][] arr = new char[h][]; for (int i = 0; i < h; i++) arr[i] = readToken(); return arr; } public final void nextThrow() throws IOException { next(); return; } public final void nextThrow(int n) throws IOException { for (int i = 0; i < n; i++) nextThrow(); return; } } final class ContestOutputStream extends FilterOutputStream implements Appendable { protected final byte[] buf; protected int pos = 0; public ContestOutputStream() { super(System.out); this.buf = new byte[1 << 13]; } @Override public void flush() throws IOException { out.write(buf, 0, pos); pos = 0; out.flush(); } void put(byte b) throws IOException { if (pos >= buf.length) flush(); buf[pos++] = b; } int remaining() throws IOException { if (pos >= buf.length) flush(); return buf.length - pos; } @Override public void write(int b) throws IOException { put((byte) b); } @Override public void write(byte[] b, int off, int len) throws IOException { int o = off; int l = len; while (l > 0) { int rem = Math.min(remaining(), l); for (int i = 0; i < rem; i++) buf[pos + i] = b[o + i]; pos += rem; o += rem; l -= rem; } } @Override public ContestOutputStream append(char c) throws IOException { put((byte) c); return this; } @Override public ContestOutputStream append(CharSequence csq, int start, int end) throws IOException { int off = start; int len = end - start; while (len > 0) { int rem = Math.min(remaining(), len); for (int i = 0; i < rem; i++) buf[pos + i] = (byte) csq.charAt(off + i); pos += rem; off += rem; len -= rem; } return this; } @Override public ContestOutputStream append(CharSequence csq) throws IOException { return append(csq, 0, csq.length()); } public ContestOutputStream append(char[] arr, int off, int len) throws IOException { int o = off; int l = len; while (l > 0) { int rem = Math.min(remaining(), l); for (int i = 0; i < rem; i++) buf[pos + i] = (byte) arr[o + i]; pos += rem; o += rem; l -= rem; } return this; } public ContestOutputStream print(char[] arr) throws IOException { return append(arr, 0, arr.length).newLine(); } public ContestOutputStream print(boolean value) throws IOException { if (value) return append("o"); return append("x"); } public ContestOutputStream println(boolean value) throws IOException { if (value) return append("o\n"); return append("x\n"); } public ContestOutputStream print(boolean[][] value) throws IOException { final int n = value.length, m = value[0].length; for (int i = 0; i < n; i++) { for (int j = 0; j < m; j++) print(value[i][j]); newLine(); } return this; } public ContestOutputStream print(int value) throws IOException { return append(String.valueOf(value)); } public ContestOutputStream println(int value) throws IOException { return append(String.valueOf(value)).newLine(); } public ContestOutputStream print(long value) throws IOException { return append(String.valueOf(value)); } public ContestOutputStream println(long value) throws IOException { return append(String.valueOf(value)).newLine(); } public ContestOutputStream print(float value) throws IOException { return append(String.valueOf(value)); } public ContestOutputStream println(float value) throws IOException { return append(String.valueOf(value)).newLine(); } private ContestOutputStream dtos(double x, int n) throws IOException { if (x < 0) { append('-'); x = -x; } x += Math.pow(10, -n) / 2; long longx = (long) x; print(longx); append('.'); x -= longx; for (int i = 0; i < n; i++) { x *= 10; int intx = (int) x; print(intx); x -= intx; } return this; } public ContestOutputStream print(double value) throws IOException { return dtos(value, 20); } public ContestOutputStream println(double value) throws IOException { return dtos(value, 20).newLine(); } public ContestOutputStream print(char value) throws IOException { return append(value); } public ContestOutputStream println(char value) throws IOException { return append(value).newLine(); } public ContestOutputStream print(String value) throws IOException { return append(value); } public ContestOutputStream println(String value) throws IOException { return append(String.valueOf(value)).newLine(); } public ContestOutputStream print(Object value) throws IOException { return append(String.valueOf(value)); } public ContestOutputStream println(Object value) throws IOException { return append(String.valueOf(value)).newLine(); } public ContestOutputStream printYN(boolean yes) throws IOException { if (yes) return println("Yes"); return println("No"); } public ContestOutputStream printAB(boolean yes) throws IOException { if (yes) return println("Alice"); return println("Bob"); } public ContestOutputStream print(CharSequence[] arr) throws IOException { if (arr.length > 0) { append(arr[0]); for (int i = 1; i < arr.length; i++) append('\u0020').append(arr[i]); } return this; } public ContestOutputStream print(int[] arr) throws IOException { if (arr.length > 0) { print(arr[0]); for (int i = 1; i < arr.length; i++) append('\u0020').print(arr[i]); } newLine(); return this; } public ContestOutputStream print(int[] arr, int length) throws IOException { if (length > 0) print(arr[0]); for (int i = 1; i < length; i++) append('\u0020').print(arr[i]); newLine(); return this; } public ContestOutputStream println(int[] arr) throws IOException { for (int i : arr) print(i).newLine(); return this; } public ContestOutputStream println(int[] arr, int length) throws IOException { for (int i = 0; i < length; i++) println(arr[i]); return this; } public ContestOutputStream print(boolean[] arr) throws IOException { if (arr.length > 0) { print(arr[0]); for (int i = 1; i < arr.length; i++) append('\u0020').print(arr[i]); } newLine(); return this; } public ContestOutputStream print(long[] arr) throws IOException { if (arr.length > 0) { print(arr[0]); for (int i = 1; i < arr.length; i++) append('\u0020').print(arr[i]); } newLine(); return this; } public ContestOutputStream print(long[] arr, int length) throws IOException { if (length > 0) print(arr[0]); for (int i = 1; i < length; i++) append('\u0020').print(arr[i]); newLine(); return this; } public ContestOutputStream println(long[] arr, int length) throws IOException { for (int i = 0; i < length; i++) println(arr[i]); return this; } public ContestOutputStream println(long[] arr) throws IOException { for (long i : arr) print(i).newLine(); return this; } public ContestOutputStream print(float[] arr) throws IOException { if (arr.length > 0) { print(arr[0]); for (int i = 1; i < arr.length; i++) append('\u0020').print(arr[i]); } return this; } public ContestOutputStream println(float[] arr) throws IOException { for (float i : arr) print(i).newLine(); return this; } public ContestOutputStream print(double[] arr) throws IOException { if (arr.length > 0) { print(arr[0]); for (int i = 1; i < arr.length; i++) append('\u0020').print(arr[i]); } return newLine(); } public ContestOutputStream println(double[] arr) throws IOException { for (double i : arr) print(i).newLine(); return this; } public ContestOutputStream print(java.util.ArrayList<?> arr) throws IOException { if (!arr.isEmpty()) { final int n = arr.size(); print(arr.get(0)); for (int i = 1; i < n; i++) print(" ").print(arr.get(i)); } return newLine(); } public ContestOutputStream println(java.util.ArrayList<?> arr) throws IOException { final int n = arr.size(); for (int i = 0; i < n; i++) println(arr.get(i)); return this; } public ContestOutputStream newLine() throws IOException { return append(System.lineSeparator()); } public ContestOutputStream endl() throws IOException { newLine().flush(); return this; } public ContestOutputStream print(int[][] arr) throws IOException { for (int[] i : arr) print(i); return this; } public ContestOutputStream print(long[][] arr) throws IOException { for (long[] i : arr) print(i); return this; } public ContestOutputStream print(char[][] arr) throws IOException { for (char[] i : arr) print(i); return this; } public ContestOutputStream print(Object[][] arr) throws IOException { for (Object[] i : arr) print(i); return this; } public ContestOutputStream println() throws IOException { return newLine(); } public ContestOutputStream print(Object... arr) throws IOException { for (Object i : arr) print(i); return this; } public ContestOutputStream println(Object... arr) throws IOException { for (Object i : arr) print(i); return newLine(); } }