結果
問題 | No.1990 Candy Boxes |
ユーザー | 👑 hos.lyric |
提出日時 | 2022-06-24 22:36:01 |
言語 | D (dmd 2.106.1) |
結果 |
WA
|
実行時間 | - |
コード長 | 3,043 bytes |
コンパイル時間 | 774 ms |
コンパイル使用メモリ | 121,292 KB |
実行使用メモリ | 12,968 KB |
最終ジャッジ日時 | 2024-06-22 15:32:43 |
合計ジャッジ時間 | 4,003 ms |
ジャッジサーバーID (参考情報) |
judge4 / judge1 |
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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
6,940 KB |
testcase_02 | AC | 1 ms
6,940 KB |
testcase_03 | AC | 1 ms
6,940 KB |
testcase_04 | AC | 1 ms
6,940 KB |
testcase_05 | AC | 1 ms
6,940 KB |
testcase_06 | AC | 1 ms
6,940 KB |
testcase_07 | AC | 1 ms
6,940 KB |
testcase_08 | AC | 1 ms
6,940 KB |
testcase_09 | AC | 1 ms
6,940 KB |
testcase_10 | AC | 1 ms
6,944 KB |
testcase_11 | AC | 1 ms
6,940 KB |
testcase_12 | AC | 27 ms
7,356 KB |
testcase_13 | AC | 27 ms
8,916 KB |
testcase_14 | AC | 12 ms
6,944 KB |
testcase_15 | AC | 14 ms
8,288 KB |
testcase_16 | AC | 16 ms
9,268 KB |
testcase_17 | AC | 16 ms
7,792 KB |
testcase_18 | AC | 16 ms
7,880 KB |
testcase_19 | AC | 23 ms
11,120 KB |
testcase_20 | AC | 26 ms
11,724 KB |
testcase_21 | AC | 23 ms
10,620 KB |
testcase_22 | AC | 21 ms
7,432 KB |
testcase_23 | AC | 27 ms
10,748 KB |
testcase_24 | AC | 28 ms
11,476 KB |
testcase_25 | AC | 40 ms
12,968 KB |
testcase_26 | AC | 25 ms
11,952 KB |
testcase_27 | AC | 23 ms
12,204 KB |
testcase_28 | AC | 18 ms
12,004 KB |
testcase_29 | AC | 25 ms
12,732 KB |
testcase_30 | AC | 21 ms
10,096 KB |
testcase_31 | AC | 24 ms
12,672 KB |
testcase_32 | AC | 14 ms
7,536 KB |
testcase_33 | AC | 19 ms
8,372 KB |
testcase_34 | AC | 17 ms
7,192 KB |
testcase_35 | AC | 24 ms
12,528 KB |
testcase_36 | AC | 25 ms
11,244 KB |
testcase_37 | AC | 19 ms
11,396 KB |
testcase_38 | AC | 16 ms
8,900 KB |
testcase_39 | AC | 18 ms
11,740 KB |
testcase_40 | AC | 23 ms
12,208 KB |
testcase_41 | AC | 22 ms
12,400 KB |
testcase_42 | AC | 12 ms
6,940 KB |
testcase_43 | AC | 17 ms
8,360 KB |
testcase_44 | AC | 17 ms
8,004 KB |
testcase_45 | AC | 12 ms
7,668 KB |
testcase_46 | AC | 23 ms
7,884 KB |
testcase_47 | AC | 30 ms
11,636 KB |
testcase_48 | AC | 28 ms
11,676 KB |
testcase_49 | AC | 1 ms
6,940 KB |
testcase_50 | AC | 1 ms
6,940 KB |
testcase_51 | AC | 1 ms
6,940 KB |
testcase_52 | AC | 1 ms
6,944 KB |
testcase_53 | AC | 1 ms
6,940 KB |
testcase_54 | AC | 1 ms
6,940 KB |
testcase_55 | AC | 1 ms
6,940 KB |
testcase_56 | AC | 1 ms
6,940 KB |
testcase_57 | AC | 1 ms
6,940 KB |
testcase_58 | AC | 1 ms
6,944 KB |
testcase_59 | AC | 1 ms
6,940 KB |
testcase_60 | AC | 1 ms
6,944 KB |
testcase_61 | AC | 1 ms
6,944 KB |
testcase_62 | AC | 1 ms
6,944 KB |
testcase_63 | AC | 1 ms
6,940 KB |
testcase_64 | AC | 1 ms
6,944 KB |
testcase_65 | AC | 27 ms
12,036 KB |
testcase_66 | AC | 22 ms
11,156 KB |
testcase_67 | AC | 24 ms
11,028 KB |
testcase_68 | WA | - |
testcase_69 | AC | 26 ms
12,724 KB |
testcase_70 | AC | 31 ms
12,540 KB |
testcase_71 | AC | 23 ms
12,444 KB |
testcase_72 | AC | 29 ms
11,524 KB |
testcase_73 | AC | 29 ms
12,372 KB |
testcase_74 | AC | 20 ms
8,532 KB |
testcase_75 | AC | 14 ms
9,028 KB |
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)); } bool solve(const(long[]) A) { const N = cast(int)(A.length); auto bs = new long[N]; bs[0] = A[0]; foreach (i; 1 .. N) { bs[i] = A[i] - bs[i - 1]; } foreach (i; 0 .. N) { if (bs[i] < 0) { return false; } } if (bs[N - 1] != 0) { return false; } auto can = new bool[N - 1]; foreach (i; 0 .. N - 1) if (bs[i] > 0) { can[i] = ((A[i] & 1) == (A[i + 1] & 1)); } foreach (i; 1 .. N - 1) if (bs[i] > 0) { if (can[i - 1]) can[i] = true; } foreach_reverse (i; 0 .. N - 1 - 1) if (bs[i] > 0) { if (can[i + 1]) can[i] = true; } foreach (i; 0 .. N) if (bs[i] > 0) { if (!can[i]) { return false; } } int[] cuts; cuts ~= 0; foreach (i; 0 .. N - 1) if (bs[i] == 0) { cuts ~= i + 1; } const len = cast(int)(cuts.length); cuts ~= N; foreach (j; 0 .. len) { int[2][2] cnt; foreach (i; cuts[j] .. cuts[j + 1]) { ++cnt[i & 1][A[i] & 1]; } if (cnt[0][1] != cnt[1][1]) { return false; } } return true; } void main() { debug {{ enum N = 10; enum A = 4; auto dp = new bool[A^^N]; dp[0] = true; foreach (p; 0 .. A^^N) if (dp[p]) { const as = iota(N).map!(i => p / A^^i % A).array; foreach (i; 0 .. N - 1) { if (as[i] + 1 < A && as[i + 1] + 1 < A && (as[i] & 1) == (as[i + 1] & 1)) { dp[p + A^^i + A^^(i + 1)] = true; } } } foreach (p; 0 .. A^^N) { const as = iota(N).map!(i => cast(long)(p / A^^i % A)).array; const res = solve(as); assert(dp[p] == res, format("%s: %s %s", as, dp[p], res)); } }} try { for (; ; ) { const N = readInt; auto A = new long[N]; foreach (i; 0 .. N) { A[i] = readInt; } const ans = solve(A); writeln(ans ? "Yes" : "No"); } } catch (EOFException e) { } }