結果
問題 | No.1631 Sorting Integers (Multiple of K) Easy |
ユーザー |
👑 |
提出日時 | 2021-07-30 20:45:37 |
言語 | D (dmd 2.109.1) |
結果 |
AC
|
実行時間 | 776 ms / 3,000 ms |
コード長 | 2,889 bytes |
コンパイル時間 | 788 ms |
コンパイル使用メモリ | 124,924 KB |
実行使用メモリ | 53,180 KB |
最終ジャッジ日時 | 2024-06-22 11:58:25 |
合計ジャッジ時間 | 7,850 ms |
ジャッジサーバーID (参考情報) |
judge4 / judge2 |
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ファイルパターン | 結果 |
---|---|
sample | AC * 4 |
other | AC * 28 |
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)); }enum B = 10;void main() {try {for (; ; ) {const N = readInt();const K = readLong();auto C = new int[B];foreach (x; 1 .. B) {C[x] = readInt();}int[] xs;foreach (x; 1 .. B) {foreach (_; 0 .. C[x]) {xs ~= x;}}assert(xs.length == N);const half = N / 2;long ten = 1 % K;foreach (_; 0 .. half) {ten *= 10;ten %= K;}auto yss = new long[][][](2, 1 << N);void dfs(int s, int pos, int used, long y) {if (pos == (s ? (N - half) : half)) {yss[s][used] ~= y;} else {foreach (u; 0 .. N) {if (!(used & 1 << u)) {if (s == 0 && u - 1 >= 0 && xs[u - 1] == xs[u] && !(used & 1 << (u - 1))) continue;if (s == 1 && u + 1 < N && xs[u] == xs[u + 1] && !(used & 1 << (u + 1))) continue;dfs(s, pos + 1, used | 1 << u, (y * 10 + xs[u]) % K);}}}}dfs(0, 0, 0, 0);dfs(1, 0, 0, 0);foreach (q; 0 .. 1 << N) {foreach (ref y; yss[1][q]) {y *= ten;y %= K;y = K - y;y %= K;}}long ans;foreach (p; 0 .. 1 << N) {const q = ((1 << N) - 1) ^ p;yss[0][p].sort;yss[1][q].sort;const len = cast(int)(yss[0][p].length);int l, r;foreach (y; yss[1][q]) {for (; l < len && yss[0][p][l] < y; ++l) {}for (; r < len && yss[0][p][r] <= y; ++r) {}ans += (r - l);}}writeln(ans);}} catch (EOFException e) {}}