結果

問題 No.782 マイナス進数
ユーザー te-shte-sh
提出日時 2021-07-21 16:12:39
言語 Crystal
(1.11.2)
結果
AC  
実行時間 36 ms / 2,000 ms
コード長 4,846 bytes
コンパイル時間 19,319 ms
コンパイル使用メモリ 260,640 KB
実行使用メモリ 5,264 KB
最終ジャッジ日時 2023-09-24 13:11:33
合計ジャッジ時間 23,315 ms
ジャッジサーバーID
(参考情報)
judge14 / judge12
このコードへのチャレンジ
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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 2 ms
4,464 KB
testcase_01 AC 2 ms
4,380 KB
testcase_02 AC 22 ms
5,056 KB
testcase_03 AC 23 ms
5,264 KB
testcase_04 AC 24 ms
5,068 KB
testcase_05 AC 22 ms
5,148 KB
testcase_06 AC 22 ms
5,164 KB
testcase_07 AC 26 ms
5,180 KB
testcase_08 AC 23 ms
5,192 KB
testcase_09 AC 22 ms
5,204 KB
testcase_10 AC 22 ms
5,220 KB
testcase_11 AC 27 ms
5,252 KB
testcase_12 AC 24 ms
5,180 KB
testcase_13 AC 34 ms
5,060 KB
testcase_14 AC 25 ms
5,128 KB
testcase_15 AC 27 ms
5,200 KB
testcase_16 AC 24 ms
5,064 KB
testcase_17 AC 30 ms
5,096 KB
testcase_18 AC 25 ms
4,984 KB
testcase_19 AC 28 ms
5,116 KB
testcase_20 AC 25 ms
5,176 KB
testcase_21 AC 29 ms
5,068 KB
testcase_22 AC 26 ms
5,120 KB
testcase_23 AC 24 ms
5,120 KB
testcase_24 AC 36 ms
5,208 KB
testcase_25 AC 25 ms
4,976 KB
testcase_26 AC 27 ms
5,136 KB
testcase_27 AC 27 ms
4,992 KB
testcase_28 AC 24 ms
5,064 KB
testcase_29 AC 3 ms
4,460 KB
testcase_30 AC 2 ms
4,380 KB
testcase_31 AC 3 ms
4,376 KB
testcase_32 AC 3 ms
4,472 KB
testcase_33 AC 3 ms
4,376 KB
testcase_34 AC 3 ms
4,416 KB
testcase_35 AC 3 ms
4,564 KB
testcase_36 AC 2 ms
4,444 KB
testcase_37 AC 2 ms
4,412 KB
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ソースコード

diff #

def solve(io)
  t, b = io.get2
  c = b.abs

  t.times do
    n = io.get

    if n == 0
      io.put 0
      next
    end

    r = [] of Int32
    until n == 0
      m = (n % b - b) % (-b)
      r << m
      n = (n - m) // b
    end

    io.put r.map { |ri| '0' + ri }.reverse.join
  end
end

struct Int
  def cdiv(b : Int)
    (self + b - 1) // b
  end

  def bit?(i : Int)
    bit(i) == 1
  end

  def set_bit(i : Int)
    self | (self.class.new(1) << i)
  end

  def reset_bit(i : Int)
    self & ~(self.class.new(1) << i)
  end

  {% if compare_versions(env("CRYSTAL_VERSION") || "0.0.0", "0.34.0") < 0 %}
    def bit_length : Int32
      x = self < 0 ? ~self : self

      if x.is_a?(Int::Primitive)
        Int32.new(sizeof(self) * 8 - x.leading_zeros_count)
      else
        to_s(2).size
      end
    end
  {% end %}
end

struct Int32
  SQRT_MAX = 46_340_i32

  def isqrt
    m = SQRT_MAX
    r = (1_i32..SQRT_MAX).bsearch { |i| i**2 > self }
    r.nil? ? SQRT_MAX : r - 1
  end
end

struct Int64
  SQRT_MAX = 3_037_000_499_i64

  def isqrt
    r = (1_i64..SQRT_MAX).bsearch { |i| i**2 > self }
    r.nil? ? SQRT_MAX : r - 1
  end
end

struct Float64
  def near_zero?
    self.abs < EPSILON
  end
end

struct Number
  {% if compare_versions(env("CRYSTAL_VERSION") || "0.0.0", "1.1.0") < 0 %}
    def zero?
      self == 0
    end

    def positive?
      self > 0
    end

    def negative?
      self < 0
    end
  {% end %}

  {% if compare_versions(env("CRYSTAL_VERSION") || "0.0.0", "0.36.0") < 0 %}
    def self.additive_identity
      zero
    end

    def self.multiplicative_identity
      new(1)
    end
  {% end %}
end

class Array
  macro new_md(*args, &block)
    {% if !block %}
      {% for arg, i in args[0...-2] %}
        Array.new({{arg}}) {
      {% end %}
      Array.new({{args[-2]}}, {{args[-1]}})
      {% for arg in args[0...-2] %}
        }
      {% end %}
    {% else %}
      {% for arg, i in args %}
        Array.new({{arg}}) { |_i{{i}}|
      {% end %}
      {% for block_arg, i in block.args %}
        {{block_arg}} = _i{{i}}
      {% end %}
      {{block.body}}
      {% for arg in args %}
        }
      {% end %}
    {% end %}
  end
end

class ProconIO
  def initialize(@ins : IO = STDIN, @outs : IO = STDOUT)
    @buf = IO::Memory.new("")
  end

  def get(k : T.class = Int32) forall T
    get_v(k)
  end

  macro define_get
    {% for i in (2..9) %}
      def get({{ *(1..i).map { |j| "k#{j}".id } }})
        { {{ *(1..i).map { |j| "get(k#{j})".id } }} }
      end
    {% end %}
  end
  define_get

  macro define_getn
    {% for i in (2..9) %}
      def get{{i}}(k : T.class = Int32) forall T
        get({{ *(1..i).map { "k".id } }})
      end
    {% end %}
  end
  define_getn

  def get_a(n : Int, k : T.class = Int32) forall T
    Array.new(n) { get_v(k) }
  end

  def get_c(n : Int, k : T.class = Int32) forall T
    get_a(n, k)
  end

  macro define_get_c
    {% for i in (2..9) %}
      def get_c(n : Int, {{ *(1..i).map { |j| "k#{j}".id } }})
        a = Array.new(n) { get({{ *(1..i).map { |j| "k#{j}".id } }}) }
        { {{ *(1..i).map { |j| "a.map { |e| e[#{j-1}] }".id } }} }
      end
    {% end %}
  end
  define_get_c

  macro define_getn_c
    {% for i in (2..9) %}
      def get{{i}}_c(n : Int, k : T.class = Int32) forall T
        get_c(n, {{ *(1..i).map { "k".id } }})
      end
    {% end %}
  end
  define_getn_c

  def get_m(r : Int, c : Int, k : T.class = Int32) forall T
    Array.new(r) { get_a(c, k) }
  end

  macro define_put
    {% for i in (1..9) %}
      def put({{ *(1..i).map { |j| "v#{j}".id } }}, *, delimiter = " ")
        {% for j in (1..i) %}
          print_v(v{{j}}, delimiter)
          {% if j < i %}@outs << delimiter{% end %}
        {% end %}
        @outs.puts
      end
    {% end %}
  end
  define_put

  def put_e(*vs)
    put(*vs)
    exit
  end

  def put_f(*vs)
    put(*vs)
    @outs.flush
  end


  private def get_v(k : Int32.class); get_token.to_i32; end
  private def get_v(k : Int64.class); get_token.to_i64; end
  private def get_v(k : UInt32.class); get_token.to_u32; end
  private def get_v(k : UInt64.class); get_token.to_u64; end
  private def get_v(k : Float64.class); get_token.to_f64; end
  private def get_v(k : String.class); get_token; end

  private def get_token
    loop do
      token = @buf.gets(' ', chomp: true)
      break token unless token.nil?
      @buf = IO::Memory.new(@ins.read_line)
    end
  end

  private def print_v(v, dlimiter)
    @outs << v
  end

  private def print_v(v : Enumerable, delimiter)
    v.each_with_index do |e, i|
      @outs << e
      @outs << delimiter if i < v.size - 1
    end
  end
end

macro min_u(a, b)
  {{a}} = Math.min({{a}}, {{b}})
end

macro max_u(a, b)
  {{a}} = Math.max({{a}}, {{b}})
end

macro zip(a, *b, &block)
  {{a}}.zip({{*b}}) {{block}}
end

solve(ProconIO.new)
0