結果
問題 | No.1123 Afforestation |
ユーザー | 👑 hos.lyric |
提出日時 | 2020-07-23 19:32:07 |
言語 | D (dmd 2.106.1) |
結果 |
WA
|
実行時間 | - |
コード長 | 4,875 bytes |
コンパイル時間 | 1,061 ms |
コンパイル使用メモリ | 130,584 KB |
実行使用メモリ | 311,616 KB |
最終ジャッジ日時 | 2024-06-22 07:49:46 |
合計ジャッジ時間 | 42,456 ms |
ジャッジサーバーID (参考情報) |
judge1 / judge5 |
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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 | AC | 1 ms
6,812 KB |
testcase_01 | AC | 1 ms
6,944 KB |
testcase_02 | AC | 1 ms
6,944 KB |
testcase_03 | AC | 9 ms
6,944 KB |
testcase_04 | AC | 59 ms
10,820 KB |
testcase_05 | AC | 633 ms
81,932 KB |
testcase_06 | AC | 2,282 ms
297,896 KB |
testcase_07 | AC | 2 ms
6,944 KB |
testcase_08 | AC | 1 ms
6,944 KB |
testcase_09 | WA | - |
testcase_10 | WA | - |
testcase_11 | WA | - |
testcase_12 | WA | - |
testcase_13 | WA | - |
testcase_14 | WA | - |
testcase_15 | WA | - |
testcase_16 | WA | - |
testcase_17 | WA | - |
testcase_18 | WA | - |
testcase_19 | WA | - |
testcase_20 | WA | - |
testcase_21 | WA | - |
testcase_22 | WA | - |
testcase_23 | WA | - |
testcase_24 | WA | - |
testcase_25 | WA | - |
testcase_26 | AC | 1 ms
6,944 KB |
testcase_27 | AC | 1 ms
6,944 KB |
testcase_28 | AC | 65 ms
13,316 KB |
testcase_29 | AC | 1 ms
6,944 KB |
testcase_30 | AC | 1 ms
6,940 KB |
testcase_31 | AC | 4 ms
8,088 KB |
testcase_32 | WA | - |
testcase_33 | WA | - |
testcase_34 | WA | - |
testcase_35 | WA | - |
testcase_36 | WA | - |
testcase_37 | WA | - |
testcase_38 | WA | - |
testcase_39 | WA | - |
testcase_40 | WA | - |
testcase_41 | WA | - |
testcase_42 | WA | - |
testcase_43 | WA | - |
testcase_44 | WA | - |
testcase_45 | WA | - |
testcase_46 | WA | - |
testcase_47 | WA | - |
testcase_48 | WA | - |
testcase_49 | WA | - |
testcase_50 | WA | - |
testcase_51 | WA | - |
testcase_52 | WA | - |
testcase_53 | WA | - |
testcase_54 | WA | - |
testcase_55 | WA | - |
testcase_56 | WA | - |
testcase_57 | WA | - |
testcase_58 | WA | - |
testcase_59 | WA | - |
testcase_60 | WA | - |
testcase_61 | WA | - |
testcase_62 | WA | - |
testcase_63 | WA | - |
testcase_64 | WA | - |
testcase_65 | WA | - |
testcase_66 | WA | - |
testcase_67 | WA | - |
testcase_68 | WA | - |
testcase_69 | WA | - |
testcase_70 | WA | - |
testcase_71 | WA | - |
testcase_72 | AC | 1 ms
6,940 KB |
testcase_73 | WA | - |
testcase_74 | AC | 1 ms
6,944 KB |
testcase_75 | AC | 1 ms
6,940 KB |
testcase_76 | AC | 1 ms
6,944 KB |
testcase_77 | AC | 1 ms
6,944 KB |
testcase_78 | AC | 1 ms
6,940 KB |
testcase_79 | AC | 1 ms
6,940 KB |
testcase_80 | AC | 1 ms
6,940 KB |
testcase_81 | WA | - |
testcase_82 | AC | 1 ms
6,944 KB |
testcase_83 | WA | - |
testcase_84 | AC | 1,943 ms
302,444 KB |
testcase_85 | WA | - |
testcase_86 | AC | 1 ms
6,940 KB |
testcase_87 | AC | 1 ms
6,940 KB |
testcase_88 | AC | 1,919 ms
291,516 KB |
testcase_89 | AC | 1,924 ms
291,488 KB |
testcase_90 | WA | - |
testcase_91 | AC | 1 ms
6,944 KB |
testcase_92 | WA | - |
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)); } class MaxFlow(Capa) { enum Capa wEPS = 0; enum Capa wINF = 10^^9; int n, m; int[][] g; int[] zu; Capa[] capa; Capa tof; int[] lev, see, que; this(int n) { this.n = n; m = 0; g = new int[][n]; zu = []; capa = []; lev = new int[n]; see = new int[n]; que = new int[n]; } void addEdge(int u, int v, Capa w0, Capa w1 = 0) { g[u] ~= m; zu ~= v; capa ~= w0; ++m; g[v] ~= m; zu ~= u; capa ~= w1; ++m; } Capa augment(int src, int ink, Capa flo) { if (src == ink) return flo; foreach (i; g[src][see[src] .. $]) { if (capa[i] > wEPS && lev[src] < lev[zu[i]]) { Capa f = augment(zu[i], ink, min(flo, capa[i])); if (f > wEPS) { capa[i] -= f; capa[i ^ 1] += f; return f; } } ++see[src]; } return 0; } bool dinic(int src, int ink, Capa flo = wINF) { for (tof = 0; tof + wEPS < flo; ) { int[] q; lev[] = -1; dinicBFS: for (lev[src] = 0, q ~= src; !q.empty; ) { int u = q.front; q.popFront; foreach (i; g[u]) { int v = zu[i]; if (capa[i] > wEPS && lev[v] == -1) { lev[v] = lev[u] + 1; q ~= v; if (v == ink) break dinicBFS; } } } if (lev[ink] == -1) return false; see[] = 0; for (; ; ) { Capa f = augment(src, ink, flo - tof); if (f <= wEPS) break; tof += f; } } return true; } } int H, W; int[] A, B; int K; int[] X, Y; char[][] solve() { auto ans = new char[][](H, W); foreach (x; 0 .. H) { ans[x][] = '.'; } auto axs = new Tuple!(int, int)[H]; foreach (x; 0 .. H) { axs[x] = tuple(A[x], x); } axs.sort; auto bs = B.dup; foreach_reverse (ax; axs) { const x = ax[1]; auto yss = new int[][H + 1]; foreach (y; 0 .. W) { yss[bs[y]] ~= y; } int a = A[x]; foreach_reverse (b; 1 .. H + 1) { foreach (y; yss[b]) { if (a > 0) { ans[x][y] = 'o'; --a; --bs[y]; } } } if (a != 0) { return null; } } if (!bs.all!"a == 0") { return null; } auto mf = new MaxFlow!(int)(2 + H + W); auto ex = new int[2 + H + W]; auto ids = new int[][](H, W); foreach (k; 0 .. K) { if (ans[X[k]][Y[k]] == 'o') { ex[X[k]] += 1; ex[Y[k]] -= 1; } ids[X[k]][Y[k]] = -1; ans[X[k]][Y[k]] = 'x'; } foreach (x; 0 .. H) foreach (y; 0 .. W) { if (ans[x][y] != 'x') { ids[x][y] = mf.m; if (ans[x][y] == 'o') { mf.addEdge(2 + H + y, 2 + x, 1); } else { mf.addEdge(2 + x, 2 + H + y, 1); } } } int flow; foreach (u; 2 .. 2 + H + W) { if (ex[u] > 0) { flow += ex[u]; mf.addEdge(0, u, ex[u]); } else if (ex[u] < 0) { mf.addEdge(u, 1, -ex[u]); } } const res = mf.dinic(0, 1, flow); if (!res) { return null; } foreach (x; 0 .. H) foreach (y; 0 .. W) { if (ans[x][y] != 'x') { if (!mf.capa[ids[x][y]]) { ans[x][y] ^= '.' ^ 'o'; } } } return ans; } void main() { try { for (; ; ) { H = readInt(); W = readInt(); A = new int[H]; foreach (x; 0 .. H) { A[x] = readInt(); } B = new int[W]; foreach (y; 0 .. W) { B[y] = readInt(); } K = readInt(); X = new int[K]; Y = new int[K]; foreach (k; 0 .. K) { X[k] = readInt() - 1; Y[k] = readInt() - 1; } const ans = solve(); if (ans) { writeln("Yay!"); foreach (x; 0 .. H) { writeln(ans[x]); } } else { writeln(":("); } } } catch (EOFException e) { } }