結果
問題 | No.832 麻雀修行中 |
ユーザー |
👑 |
提出日時 | 2019-05-24 21:45:46 |
言語 | D (dmd 2.109.1) |
結果 |
AC
|
実行時間 | 66 ms / 2,000 ms |
コード長 | 2,728 bytes |
コンパイル時間 | 1,007 ms |
コンパイル使用メモリ | 124,712 KB |
実行使用メモリ | 6,944 KB |
最終ジャッジ日時 | 2024-06-22 01:23:03 |
合計ジャッジ時間 | 3,727 ms |
ジャッジサーバーID (参考情報) |
judge3 / judge2 |
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ファイルパターン | 結果 |
---|---|
sample | AC * 6 |
other | AC * 25 |
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.complex, std.container, std.math, 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)); }enum N = 14;bool check7(in int[] as) {auto bs = as.dup;bs.sort;for (int i = 0; i < N; i += 2) {if (bs[i] != bs[i + 1]) {return false;}}for (int i = 2; i < N; i += 2) {if (bs[i - 2] == bs[i]) {return false;}}return true;}bool check(in int[] as) {debug {writeln("check ", as);stdout.flush;}assert(cast(int)(as.length) == N);if (check7(as)) {return true;}auto ok3 = new bool[1 << N];foreach (i; 0 .. N) foreach (j; i + 1 .. N) foreach (k; j + 1 .. N) {int[] bs = [as[i], as[j], as[k]];bs.sort;if (bs[0] == bs[1] && bs[0] == bs[2]) {ok3[1 << i | 1 << j | 1 << k] = true;}if (bs[0] + 1 == bs[1] && bs[0] + 2 == bs[2]) {ok3[1 << i | 1 << j | 1 << k] = true;}}auto dp = new bool[1 << 14];foreach (i; 0 .. N) foreach (j; i + 1 .. N) {if (as[i] == as[j]) {dp[1 << i | 1 << j] = true;}}foreach (s; 0 .. 1 << 14) {for (int t = s; t; --t &= s) {if (ok3[t] && dp[s ^ t]) {dp[s] = true;}}}return dp[(1 << 14) - 1];}void main() {try {for (; ; ) {const S = readToken();int[] as;auto cnt = new int[9];foreach (c; S) {const a = c - '1';as ~= a;++cnt[a];}int[] ans;foreach (a; 0 .. 9) {if (cnt[a] < 4) {if (check(as ~ a)) {ans ~= a;}}}foreach (a; ans) {writeln(1 + a);}}} catch (EOFException e) {}}