結果
問題 | No.1055 牛歩 |
ユーザー | 👑 hos.lyric |
提出日時 | 2020-05-15 23:06:02 |
言語 | D (dmd 2.106.1) |
結果 |
AC
|
実行時間 | 654 ms / 1,000 ms |
コード長 | 4,580 bytes |
コンパイル時間 | 1,014 ms |
コンパイル使用メモリ | 121,612 KB |
実行使用メモリ | 20,788 KB |
最終ジャッジ日時 | 2024-06-22 07:05:32 |
合計ジャッジ時間 | 12,933 ms |
ジャッジサーバーID (参考情報) |
judge3 / judge5 |
(要ログイン)
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 | AC | 654 ms
20,788 KB |
testcase_01 | AC | 317 ms
15,676 KB |
testcase_02 | AC | 372 ms
16,844 KB |
testcase_03 | AC | 365 ms
15,536 KB |
testcase_04 | AC | 366 ms
15,612 KB |
testcase_05 | AC | 370 ms
15,540 KB |
testcase_06 | AC | 405 ms
16,440 KB |
testcase_07 | AC | 212 ms
15,112 KB |
testcase_08 | AC | 411 ms
16,044 KB |
testcase_09 | AC | 326 ms
14,076 KB |
testcase_10 | AC | 333 ms
14,104 KB |
testcase_11 | AC | 327 ms
14,192 KB |
testcase_12 | AC | 31 ms
10,328 KB |
testcase_13 | AC | 29 ms
9,208 KB |
testcase_14 | AC | 327 ms
14,944 KB |
testcase_15 | AC | 329 ms
14,208 KB |
testcase_16 | AC | 196 ms
12,716 KB |
testcase_17 | AC | 274 ms
12,728 KB |
testcase_18 | AC | 282 ms
13,184 KB |
testcase_19 | AC | 277 ms
13,416 KB |
testcase_20 | AC | 261 ms
15,672 KB |
testcase_21 | AC | 367 ms
16,892 KB |
testcase_22 | AC | 398 ms
15,376 KB |
testcase_23 | AC | 392 ms
15,360 KB |
testcase_24 | AC | 406 ms
15,456 KB |
testcase_25 | AC | 182 ms
16,844 KB |
testcase_26 | AC | 236 ms
17,064 KB |
testcase_27 | AC | 246 ms
16,732 KB |
testcase_28 | AC | 241 ms
16,904 KB |
testcase_29 | AC | 216 ms
16,900 KB |
testcase_30 | AC | 253 ms
16,132 KB |
testcase_31 | AC | 60 ms
6,940 KB |
testcase_32 | AC | 33 ms
6,944 KB |
testcase_33 | AC | 63 ms
6,940 KB |
testcase_34 | AC | 19 ms
6,940 KB |
testcase_35 | AC | 67 ms
6,940 KB |
testcase_36 | AC | 63 ms
6,940 KB |
testcase_37 | AC | 25 ms
6,944 KB |
testcase_38 | AC | 40 ms
6,940 KB |
testcase_39 | AC | 2 ms
6,940 KB |
testcase_40 | AC | 6 ms
6,944 KB |
testcase_41 | AC | 3 ms
6,944 KB |
testcase_42 | AC | 4 ms
6,940 KB |
testcase_43 | AC | 2 ms
6,944 KB |
testcase_44 | AC | 5 ms
6,944 KB |
testcase_45 | AC | 6 ms
6,940 KB |
testcase_46 | AC | 2 ms
6,944 KB |
testcase_47 | AC | 5 ms
6,944 KB |
testcase_48 | AC | 1 ms
6,940 KB |
testcase_49 | AC | 1 ms
6,944 KB |
testcase_50 | AC | 1 ms
6,940 KB |
testcase_51 | AC | 1 ms
6,940 KB |
testcase_52 | AC | 1 ms
6,940 KB |
testcase_53 | AC | 2 ms
6,940 KB |
testcase_54 | AC | 2 ms
6,940 KB |
testcase_55 | AC | 2 ms
6,940 KB |
testcase_56 | AC | 1 ms
6,944 KB |
testcase_57 | AC | 1 ms
6,940 KB |
testcase_58 | AC | 2 ms
6,940 KB |
testcase_59 | AC | 2 ms
6,940 KB |
testcase_60 | AC | 2 ms
6,940 KB |
testcase_61 | AC | 1 ms
6,940 KB |
testcase_62 | AC | 1 ms
6,944 KB |
testcase_63 | AC | 1 ms
6,940 KB |
testcase_64 | AC | 2 ms
6,940 KB |
testcase_65 | AC | 1 ms
6,940 KB |
testcase_66 | AC | 1 ms
6,944 KB |
testcase_67 | AC | 1 ms
6,944 KB |
testcase_68 | AC | 1 ms
6,944 KB |
testcase_69 | AC | 1 ms
6,944 KB |
testcase_70 | AC | 1 ms
6,940 KB |
testcase_71 | AC | 1 ms
6,944 KB |
testcase_72 | AC | 1 ms
6,940 KB |
testcase_73 | AC | 1 ms
6,944 KB |
testcase_74 | AC | 1 ms
6,940 KB |
ソースコード
import std.conv, std.functional, std.range, std.stdio, std.string; import std.algorithm, std.array, std.bigint, std.bitmanip, std.complex, std.container, std.math, std.mathspecial, std.numeric, std.regex, std.typecons; import core.bitop; class EOFException : Throwable { this() { super("EOF"); } } string[] tokens; string readToken() { for (; tokens.empty; ) { if (stdin.eof) { throw new EOFException; } tokens = readln.split; } auto token = tokens.front; tokens.popFront; return token; } int readInt() { return readToken.to!int; } long readLong() { return readToken.to!long; } real readReal() { return readToken.to!real; } bool chmin(T)(ref T t, in T f) { if (t > f) { t = f; return true; } else { return false; } } bool chmax(T)(ref T t, in T f) { if (t < f) { t = f; return true; } else { return false; } } int binarySearch(alias pred, T)(in T[] as) { int lo = -1, hi = cast(int)(as.length); for (; lo + 1 < hi; ) { const mid = (lo + hi) >> 1; (unaryFun!pred(as[mid]) ? hi : lo) = mid; } return hi; } int lowerBound(T)(in T[] as, T val) { return as.binarySearch!(a => (a >= val)); } int upperBound(T)(in T[] as, T val) { return as.binarySearch!(a => (a > val)); } // T, S: monoid // opTT: T * T -> T // opST: S * T * int -> T // (s t_a) ... (s t_{b-1}) = opST(s, t_a ... t_{b-1}, b - a) // opSS: S * S -> S // query(a, b, s): t_a <- s t_a, ..., t_{b-1} <- s t_{b-1}; // returns t_a ... t_{b-1} class SegmentTree(T, S, alias opTT, alias opST, alias opSS) { import std.functional : binaryFun; alias opTTFun = binaryFun!opTT; alias opSTFun = opST; alias opSSFun = binaryFun!opSS; const(T) idT; const(S) idS; int n; T[] ts; S[] ss; this(int n_, const(T) idT, const(S) idS) { this.idT = idT; this.idS = idS; for (n = 1; n < n_; n <<= 1) {} ts = new T[n << 1]; ss = new S[n << 1]; ts[] = idT; ss[] = idS; } ref T at(int a) { return ts[n + a]; } void build() { foreach_reverse (a; 1 .. n) ts[a] = opTTFun(ts[a << 1], ts[a << 1 | 1]); } T query(int a, int b, const(S) s) { return query(1, 0, n, a, b, s); } private: T query(int u, int l, int r, int a, int b, const(S) s) { if (a < l) a = l; if (b > r) b = r; if (a >= b) return idT; if (a == l && b == r) { ts[u] = opSTFun(s, ts[u], r - l); ss[u] = opSSFun(s, ss[u]); return ts[u]; } const int uL = u << 1, uR = u << 1 | 1; const int mid = (l + r) >> 1; // speed-up: if (ss[u] != idS) { ts[uL] = opSTFun(ss[u], ts[uL], mid - l); ts[uR] = opSTFun(ss[u], ts[uR], r - mid); ss[uL] = opSSFun(ss[u], ss[uL]); ss[uR] = opSSFun(ss[u], ss[uR]); ss[u] = idS; } const T resL = query(uL, l, mid, a, b, s); const T resR = query(uR, mid, r, a, b, s); ts[u] = opTTFun(ts[uL], ts[uR]); return opTTFun(resL, resR); } } void main() { try { for (; ; ) { const N = readInt(); const M = readInt(); auto A = new int[M]; foreach (i; 0 .. M) { A[i] = readInt(); } const Q = readInt(); auto B = new int[Q]; foreach (q; 0 .. Q) { B[q] = readInt() - 1; } auto qss = new int[][M]; foreach (q; 0 .. Q) { qss[B[q]] ~= q; } debug { writeln("qss = ", qss); } bool ans; auto seg = new SegmentTree!(int, int, max, (s, t, sz) => ((s == -2) ? t : s), max)(Q, 0, -2); foreach (i; 0 .. M) { const len = cast(int)(qss[i].length); qss[i] ~= Q; if (!(seg.query(0, qss[i][0], -2) < A[i])) { goto failed; } auto mxs = new int[len]; foreach (j; 0 .. len) { mxs[j] = seg.query(qss[i][j], qss[i][j + 1], -2); } foreach_reverse (j; 0 .. len - 1) { chmax(mxs[j], mxs[j + 1] - 1); } seg.query(0, qss[i][0], A[i]); int a = A[i]; foreach (j; 0 .. len) { if (1 <= a - 1 && mxs[j] < a - 1) { debug { writeln(i, " ", qss[i][j], ": -"); } --a; } else if (a + 1 <= N && mxs[j] < a + 1) { debug { writeln(i, " ", qss[i][j], ": +"); } ++a; } else { goto failed; } seg.query(qss[i][j], qss[i][j + 1], a); } } { const mx = seg.query(0, Q, -2); if (!(mx < N + 1)) { goto failed; } } ans = true; failed: writeln(ans ? "YES" : "NO"); } } catch (EOFException e) { } }