結果

問題 No.611 Day of the Mountain
ユーザー 👑 hos.lyric
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
このコードへのチャレンジ
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ファイルパターン 結果
sample AC * 3
other AC * 9
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.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) {
}
}
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