結果
問題 | No.602 隠されていたゲーム2 |
ユーザー |
👑 |
提出日時 | 2019-01-27 06:23:29 |
言語 | D (dmd 2.109.1) |
結果 |
AC
|
実行時間 | 214 ms / 2,000 ms |
コード長 | 3,030 bytes |
コンパイル時間 | 1,034 ms |
コンパイル使用メモリ | 134,380 KB |
実行使用メモリ | 7,612 KB |
最終ジャッジ日時 | 2024-06-13 03:45:11 |
合計ジャッジ時間 | 3,414 ms |
ジャッジサーバーID (参考情報) |
judge3 / judge4 |
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ファイルパターン | 結果 |
---|---|
sample | AC * 3 |
other | AC * 21 |
ソースコード
import std.conv, std.stdio, std.string;import std.algorithm, std.array, std.bigint, std.container, std.math, std.numeric, std.range, 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(T)(in T[] as, in bool delegate(T) test) { int low = -1, upp = cast(int)(as.length); for (; low + 1 < upp; ) { int mid = (low + upp)>> 1; (test(as[mid]) ? low : upp) = mid; } return upp; }int lowerBound(T)(in T[] as, in T val) { return as.binarySearch((T a) => (a < val)); }int upperBound(T)(in T[] as, in T val) { return as.binarySearch((T a) => (a <= val)); }int N;long[] D;long X, Y;int solve() {D.sort;if (X < 0) {X = -X;}if (Y < 0) {Y = -Y;}if (X == 0 && Y == 0) {return 0;}foreach (i; 0 .. N) {if (X + Y == D[i]) {return 1;}}auto dss = new long[][2];foreach (i; 0 .. N) {dss[cast(int)(D[i] % 2)] ~= D[i];}foreach (i; 0 .. N) {alias Pt = Tuple!(long, "x", long, "y");foreach (h; 0 .. 2) {Pt[] ps;switch (h) {case 0: {ps ~= Pt(-D[i], 0L);ps ~= Pt(0L, +D[i]);ps ~= Pt(+D[i], 0L);if (0 < X && X < +D[i]) {ps ~= Pt(X, D[i] - X);}if (0 < Y && Y < +D[i]) {ps ~= Pt(D[i] - Y, Y);}} break;case 1: {ps ~= Pt(-D[i], 0L);ps ~= Pt(0L, -D[i]);ps ~= Pt(+D[i], 0L);if (0 < X && X < +D[i]) {ps ~= Pt(X, -(D[i] - X));}} break;default: assert(false);}ps.sort;debug {writeln(D[i], " ", h, " ", ps);}foreach (j; 1 .. ps.length) {long dMin = abs(ps[j - 1].x - X) + abs(ps[j - 1].y - Y);long dMax = abs(ps[j ].x - X) + abs(ps[j ].y - Y);if (dMin > dMax) {swap(dMin, dMax);}debug {writeln(D[i], " ", h, " [", dMin, ", ", dMax, "]");}const ds = dss[cast(int)(dMin % 2)];const pos = ds.lowerBound(dMin);if (pos < ds.length && ds[pos] <= dMax) {return 2;}}}}return -1;}void main() {try {for (; ; ) {N = readInt();D = new long[N];foreach (i; 0 .. N) {D[i] = readLong();}X = readLong();Y = readLong();const ans = solve();writeln(ans);}} catch (EOFException e) {}}