結果

問題 No.2182 KODOKU Stone
ユーザー 👑 hos.lyric
提出日時 2023-01-06 22:13:03
言語 D
(dmd 2.109.1)
結果
WA  
実行時間 -
コード長 2,884 bytes
コンパイル時間 2,068 ms
コンパイル使用メモリ 202,388 KB
実行使用メモリ 59,092 KB
最終ジャッジ日時 2024-06-22 17:14:08
合計ジャッジ時間 11,172 ms
ジャッジサーバーID
(参考情報)
judge5 / judge1
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ファイルパターン 結果
sample AC * 3
other AC * 17 WA * 20
権限があれば一括ダウンロードができます

ソースコード

diff #
プレゼンテーションモードにする

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)); }
void main() {
try {
for (; ; ) {
const N = readInt;
auto K = new int[N];
foreach (i; 0 .. N) {
K[i] = readInt;
}
auto T = new int[N];
auto A = new int[][N];
foreach (j; 0 .. N) {
T[j] = readInt;
A[j] = new int[T[j]];
foreach (t; 0 .. T[j]) {
A[j][t] = readInt;
}
}
bool check(int thr) {
alias Entry = Tuple!(int, "b", int, "s");
auto bs = new RedBlackTree!(Entry, "a < b", true);
int bad;
foreach (j; 0 .. N) {
const b = cast(int)(A[j].count!(a => (a >= thr)));
if (b < T[j]) {
++bad;
}
bs.insert(Entry(b, (b < T[j]) ? 0 : 1));
}
debug {
writeln(thr, ": ", bs);
}
foreach_reverse (i; 0 .. N) {
auto ran = bs.upperBound(Entry(K[i], -1));
if (!ran.empty) {
return true;
} else {
auto ran1 = bs.upperBound(Entry(K[i] - 1, -1));
if (!ran1.empty) {
if (ran1.front.s == 0) {
--bad;
if (i > 0 && bad == 0) {
return true;
}
}
bs.removeKey(ran1.front);
} else {
return false;
}
}
}
return false;
}
int[] as;
foreach (j; 0 .. N) {
as ~= A[j];
}
as = as.sort.uniq.array;
int lo = 0, hi = cast(int)(as.length);
for (; lo + 1 < hi; ) {
const mid = (lo + hi) / 2;
(check(as[mid]) ? lo : hi) = mid;
}
writeln(as[lo]);
}
} catch (EOFException e) {
}
}
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