結果
問題 | No.462 6日知らずのコンピュータ |
ユーザー | te-sh |
提出日時 | 2017-12-07 14:36:38 |
言語 | D (dmd 2.106.1) |
結果 |
CE
(最新)
AC
(最初)
|
実行時間 | - |
コード長 | 2,896 bytes |
コンパイル時間 | 475 ms |
コンパイル使用メモリ | 136,712 KB |
最終ジャッジ日時 | 2024-11-14 20:17:48 |
合計ジャッジ時間 | 1,401 ms |
ジャッジサーバーID (参考情報) |
judge3 / judge2 |
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コンパイルエラー時のメッセージ・ソースコードは、提出者また管理者しか表示できないようにしております。(リジャッジ後のコンパイルエラーは公開されます)
ただし、clay言語の場合は開発者のデバッグのため、公開されます。
ただし、clay言語の場合は開発者のデバッグのため、公開されます。
コンパイルメッセージ
/home/linuxbrew/.linuxbrew/opt/dmd/include/dlang/dmd/std/format/internal/write.d(143): Error: cannot implicitly convert expression `obj` of type `const(FactorRing!(1000000007, false))` to `int` /home/linuxbrew/.linuxbrew/opt/dmd/include/dlang/dmd/std/format/write.d(1239): Error: template instance `std.format.internal.write.formatValueImpl!(LockingTextWriter, FactorRing!(1000000007, false), char)` error instantiating /home/linuxbrew/.linuxbrew/opt/dmd/include/dlang/dmd/std/format/write.d(632): instantiated from here: `formatValue!(LockingTextWriter, FactorRing!(1000000007, false), char)` /home/linuxbrew/.linuxbrew/opt/dmd/include/dlang/dmd/std/stdio.d(1759): instantiated from here: `formattedWrite!(LockingTextWriter, char, FactorRing!(1000000007, false))` /home/linuxbrew/.linuxbrew/opt/dmd/include/dlang/dmd/std/stdio.d(4277): instantiated from here: `write!(FactorRing!(1000000007, false), char)` Main.d(31): instantiated from here: `writeln!(FactorRing!(1000000007, false))`
ソースコード
import std.algorithm, std.conv, std.range, std.stdio, std.string; const mod = 10^^9+7; alias mint = FactorRing!mod; void main() { auto rd = readln.split.to!(int[]), n = rd[0], k = rd[1]; long[] a; if (k > 0) a = readln.split.to!(long[]); a.sort(); if (a.empty || a[0] != 0) a = 0 ~ a; if (a[$-1] != 2L^^n-1) a ~= 2L^^n-1; auto fact = new mint[](n+1); fact[0] = 1; foreach (i; 1..n+1) fact[i] = fact[i-1] * i; auto ans = mint(1); foreach (i; 0..a.length-1) { if ((a[i] | a[i+1]) != a[i+1]) { writeln(0); return; } auto m = (a[i+1] - a[i]).popcnt; ans *= fact[m]; } writeln(ans); } pragma(inline) { import core.bitop; pure int bsf(T)(T n) { return core.bitop.bsf(ulong(n)); } pure int bsr(T)(T n) { return core.bitop.bsr(ulong(n)); } pure int popcnt(T)(T n) { return core.bitop.popcnt(ulong(n)); } } struct FactorRing(int m, bool pos = false) { version(BigEndian) { union { long vl; struct { int vi2; int vi; } } } else { union { long vl; int vi; } } static init() { return FactorRing!(m, pos)(0); } @property int toInt() { return vi; } alias toInt this; this(int v) { vi = v; } this(int v, bool runMod) { vi = runMod ? mod(v) : v; } this(long v) { vi = mod(v); } ref FactorRing!(m, pos) opAssign(int v) { vi = v; return this; } pure auto mod(int v) const { static if (pos) return v % m; else return (v % m + m) % m; } pure auto mod(long v) const { static if (pos) return cast(int)(v % m); else return cast(int)((v % m + m) % m); } static if (!pos) { pure auto opUnary(string op: "-")() const { return FactorRing!(m, pos)(mod(-vi)); } } static if (m < int.max / 2) { pure auto opBinary(string op: "+")(int rhs) const { return FactorRing!(m, pos)(mod(vi + rhs)); } pure auto opBinary(string op: "-")(int rhs) const { return FactorRing!(m, pos)(mod(vi - rhs)); } } else { pure auto opBinary(string op: "+")(int rhs) const { return FactorRing!(m, pos)(mod(vl + rhs)); } pure auto opBinary(string op: "-")(int rhs) const { return FactorRing!(m, pos)(mod(vl - rhs)); } } pure auto opBinary(string op: "*")(int rhs) const { return FactorRing!(m, pos)(mod(vl * rhs)); } pure auto opBinary(string op)(FactorRing!(m, pos) rhs) const if (op == "+" || op == "-" || op == "*") { return opBinary!op(rhs.vi); } static if (m < int.max / 2) { auto opOpAssign(string op: "+")(int rhs) { vi = mod(vi + rhs); } auto opOpAssign(string op: "-")(int rhs) { vi = mod(vi - rhs); } } else { auto opOpAssign(string op: "+")(int rhs) { vi = mod(vl + rhs); } auto opOpAssign(string op: "-")(int rhs) { vi = mod(vl - rhs); } } auto opOpAssign(string op: "*")(int rhs) { vi = mod(vl * rhs); } auto opOpAssign(string op)(FactorRing!(m, pos) rhs) if (op == "+" || op == "-" || op == "*") { return opOpAssign!op(rhs.vi); } }