結果
問題 | No.3 ビットすごろく |
ユーザー | te-sh |
提出日時 | 2020-01-21 10:40:24 |
言語 | D (dmd 2.106.1) |
結果 |
AC
|
実行時間 | 2 ms / 5,000 ms |
コード長 | 3,105 bytes |
コンパイル時間 | 1,422 ms |
コンパイル使用メモリ | 147,208 KB |
実行使用メモリ | 6,944 KB |
最終ジャッジ日時 | 2024-06-22 04:21:53 |
合計ジャッジ時間 | 2,353 ms |
ジャッジサーバーID (参考情報) |
judge5 / judge3 |
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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 | 2 ms
6,940 KB |
testcase_10 | AC | 2 ms
6,944 KB |
testcase_11 | AC | 1 ms
6,940 KB |
testcase_12 | AC | 2 ms
6,944 KB |
testcase_13 | AC | 1 ms
6,944 KB |
testcase_14 | AC | 2 ms
6,940 KB |
testcase_15 | AC | 2 ms
6,940 KB |
testcase_16 | AC | 2 ms
6,940 KB |
testcase_17 | AC | 2 ms
6,944 KB |
testcase_18 | AC | 1 ms
6,940 KB |
testcase_19 | AC | 1 ms
6,940 KB |
testcase_20 | AC | 1 ms
6,940 KB |
testcase_21 | AC | 1 ms
6,944 KB |
testcase_22 | AC | 1 ms
6,940 KB |
testcase_23 | AC | 2 ms
6,944 KB |
testcase_24 | AC | 2 ms
6,944 KB |
testcase_25 | AC | 1 ms
6,940 KB |
testcase_26 | AC | 1 ms
6,940 KB |
testcase_27 | AC | 2 ms
6,944 KB |
testcase_28 | AC | 2 ms
6,944 KB |
testcase_29 | AC | 1 ms
6,944 KB |
testcase_30 | AC | 1 ms
6,944 KB |
testcase_31 | AC | 1 ms
6,944 KB |
testcase_32 | AC | 1 ms
6,940 KB |
ソースコード
// URL: https://yukicoder.me/problems/no/3 import std.algorithm, std.array, std.container, std.math, std.range, std.typecons, std.string; version(unittest) {} else void main() { int N; io.getV(N); auto b = new int[](N+1), inf = 10^^9; b[] = inf; b[1] = 1; auto q = DList!int(1); while (!q.empty) { auto i = q.front; q.removeFront(); auto j1 = i-i.popcnt, j2 = i+i.popcnt; if (j1 >= 1 && b[j1] > b[i]+1) { b[j1] = b[i]+1; q.insertBack(j1); } if (j2 <= N && b[j2] > b[i]+1) { b[j2] = b[i]+1; q.insertBack(j2); } } io.putB(b[N] != inf, b[N], -1); } pragma(inline) { pure bool bitTest(T)(T n, size_t i) { return (n & (T(1) << i)) != 0; } pure T bitSet(T)(T n, size_t i) { return n | (T(1) << i); } pure T bitReset(T)(T n, size_t i) { return n & ~(T(1) << i); } pure T bitComp(T)(T n, size_t i) { return n ^ (T(1) << i); } 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 BitSubsetRange(bool includeZero = false, T) { T n, i; this(T n) { this.n = this.i = n; } static if (includeZero) { @property T front() { return i&n; } void popFront() { i &= n; i--; } bool empty() { return i < 0; } } else { @property T front() { return i; } void popFront() { i = (i-1)&n; } bool empty() { return i <= 0; } } } auto bitSubset(bool includeZero = false, T)(T n) { return BitSubsetRange!(includeZero, T)(n); } auto io = IO!()(); import std.stdio; struct IO(alias IN = stdin, alias OUT = stdout, string delimiter = " ", string floatFormat = "%.10f") { import std.conv, std.format, std.meta, std.traits; alias assignable = hasAssignableElements; dchar[] buf; auto sp = (new dchar[](0)).splitter; void nextLine() { IN.readln(buf); sp = buf.splitter; } auto get(T)(ref T v) { if (sp.empty) nextLine(); v = sp.front.to!T; sp.popFront(); } auto getV(T...)(ref T v) { foreach (ref w; v) get(w); } auto getA(T)(size_t n, ref T v) if (assignable!T) { v = new T(n); foreach (ref w; v) get(w); } auto getC(T...)(size_t n, ref T v) if (allSatisfy!(assignable, T)) { foreach (ref w; v) w = new typeof(w)(n); foreach (i; 0..n) foreach (ref w; v) get(w[i]); } auto getM(T)(size_t r, size_t c, ref T v) if (assignable!T && assignable!(ElementType!T)) { v = new T(r); foreach (ref w; v) getA(c, w); } auto putR(T)(T v) { auto w = v; while (!w.empty) { putA(w.front); w.popFront(); if (!w.empty) OUT.write(delimiter); } } auto putA(T)(T v) { static if (isInputRange!T && !isSomeString!T) putR(v); else if (isFloatingPoint!T) OUT.write(format(floatFormat, v)); else OUT.write(v); } auto put(bool flush = false, T...)(T v) { foreach (i, w; v) { putA(w); if (i < v.length-1) OUT.write(delimiter); } OUT.writeln; static if (flush) OUT.flush(); } auto putB(S, T)(bool c, S t, T f) { if (c) put(t); else put(f); } auto putRaw(T...)(T v) { OUT.write(v); OUT.writeln; } }