結果
問題 | No.611 Day of the Mountain |
ユーザー |
👑 |
提出日時 | 2019-04-20 18:29:16 |
言語 | D (dmd 2.109.1) |
結果 |
AC
|
実行時間 | 394 ms / 2,017 ms |
コード長 | 3,387 bytes |
コンパイル時間 | 954 ms |
コンパイル使用メモリ | 122,096 KB |
実行使用メモリ | 6,944 KB |
最終ジャッジ日時 | 2024-06-22 00:51:59 |
合計ジャッジ時間 | 3,580 ms |
ジャッジサーバーID (参考情報) |
judge2 / judge1 |
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ファイルパターン | 結果 |
---|---|
sample | AC * 3 |
other | AC * 9 |
ソースコード
import std.conv, std.functional, std.stdio, std.string;import std.algorithm, std.array, std.bigint, std.complex, 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(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 MO = 201_712_111L;enum INF = 10^^9;int H, W;string[] A;void main() {try {for (; ; ) {H = readInt();W = readInt();A = new string[H];foreach (x; 0 .. H) {A[x] = readToken();}if (H < W) {auto AT = A;swap(H, W);A = new string[H];foreach (x; 0 .. H) {foreach (y; 0 .. W) {A[x] ~= AT[y][x];}}}debug {writefln("H = %s, W = %s, A = %s", H, W, A);}assert(W <= 17);auto dist = new int[][](H, W);foreach (x; 0 .. H) foreach (y; 0 .. W) {dist[x][y] = INF;if (x == 0 && y == 0) {dist[x][y] = 0;}if (x > 0) {chmin(dist[x][y], dist[x - 1][y]);}if (y > 0) {chmin(dist[x][y], dist[x][y - 1]);}dist[x][y] += (A[x][y] == '?') ? 1 : (A[x][y] - '0');}debug {writeln(" dist = ", dist);}auto dp = new long[1 << W];dp[1 << 0] = 1;foreach (x; 0 .. H) foreach (y; 0 .. W) {if (x == 0 && y == 0) {continue;}auto dpNext = new long[1 << W];foreach (p; 0 .. 1 << W) {int c = INF;if (x > 0 && ((p >> y) & 1)) {chmin(c, dist[x - 1][y]);}if (y > 0 && ((p >> (y - 1)) & 1)) {chmin(c, dist[x][y - 1]);}if (A[x][y] == '?') {if (dist[x][y] == c + 1) {dpNext[p & ~(1 << y)] += dp[p] * 8;dpNext[p | (1 << y)] += dp[p];} else {dpNext[p & ~(1 << y)] += dp[p] * 9;}} else {if (dist[x][y] == c + (A[x][y] - '0')) {dpNext[p | (1 << y)] += dp[p];} else {dpNext[p & ~(1 << y)] += dp[p];}}}dpNext[] %= MO;dp = dpNext;}long ans;foreach (p; 0 .. 1 << W) {if ((p >> (W - 1)) & 1) {ans += dp[p];}}ans %= MO;writeln(dist[H - 1][W - 1]);writeln(ans);}} catch (EOFException e) {}}