結果

問題 No.1701 half price
ユーザー te-sh
提出日時 2022-02-02 15:11:42
言語 Crystal
(1.14.0)
結果
AC  
実行時間 669 ms / 3,000 ms
コード長 5,812 bytes
コンパイル時間 13,827 ms
コンパイル使用メモリ 306,068 KB
実行使用メモリ 80,512 KB
最終ジャッジ日時 2024-06-11 09:26:17
合計ジャッジ時間 17,270 ms
ジャッジサーバーID
(参考情報)
judge4 / judge1
このコードへのチャレンジ
(要ログイン)
ファイルパターン 結果
sample AC * 2
other AC * 20
権限があれば一括ダウンロードができます
コンパイルメッセージ
In Main.cr:40:19

 40 | def get({{ *(1..i).map { |j| "k#{j}".id } }})
                  ^
Warning: Deprecated use of splat operator. Use `#splat` instead

In Main.cr:41:15

 41 | { {{ *(1..i).map { |j| "get(k#{j})".id } }} }
            ^
Warning: Deprecated use of splat operator. Use `#splat` instead

In Main.cr:40:19

 40 | def get({{ *(1..i).map { |j| "k#{j}".id } }})
                  ^
Warning: Deprecated use of splat operator. Use `#splat` instead

In Main.cr:41:15

 41 | { {{ *(1..i).map { |j| "get(k#{j})".id } }} }
            ^
Warning: Deprecated use of splat operator. Use `#splat` instead

In Main.cr:40:19

 40 | def get({{ *(1..i).map { |j| "k#{j}".id } }})
                  ^
Warning: Deprecated use of splat operator. Use `#splat` instead

In Main.cr:41:15

 41 | { {{ *(1..i).map { |j| "get(k#{j})".id } }} }
            ^
Warning: Deprecated use of splat operator. Use `#splat` instead

In Main.cr:40:19

 40 | def get({{ *(1..i).map { |j| "k#{j}".id } }})
                  ^
Warning: Deprecated use of splat operator. Use `#splat` instead

In Main.cr:41:15

 41 | { {{ *(1..i).map { |j| "get(k#{j})".id } }} }
            ^
Warning: Deprecated use of splat operator. Use `#splat` instead

In Main.cr:40:19

 40 | def get({{ *(1..i).map { |j| "k#{j}".id } }})
                  ^
Warning: Deprecated use of splat operator. Use `#splat` instead

In Main.cr:41:15

 41 | { {{ *(1..i).map { |j| "get(k#{j})".id } }} }
            ^
Warning: Deprecated use of splat operator. Use `#splat` instead

In Main.cr:40:19

 40 | def get({{ *(1..i).map { |j| "k#{j}".id } }})
                  ^
Warning: Deprecated use of splat operator. Use `#splat` instead

In Main.cr:41:15

 41 | { {{ *(1..i).map { |j| "get(k#{j})".id } }} }
            ^
Warning: Deprecated use of splat operator. Use `#splat` instead

In Main.cr:40:19

 40 | def get({{ *(1..i).map { |j| "k#{j}".id } }})
                  ^
Warning: Deprecated use of splat operator. Use `#splat` instead

In Main.cr:41:15

 41

ソースコード

diff #
プレゼンテーションモードにする

def solve(io)
n, w = io.get2
a = io.get_a(n)
r = [] of Array(Bool)
(1...3 ** n).each do |i|
b = i.digits(3)
b += [0] * (n - b.size)
t = 0_i64
a.zip(b) do |ai, bi|
case bi
when 1
t += ai
when 2
t += ai//2
end
end
if t == w
r << b.map(&.> 0)
end
end
io.put r.uniq.size
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_t
{% for i in (2..9) %}
def get_t(n : Int, {{ *(1..i).map { |j| "k#{j}".id } }})
Array.new(n) { get({{ *(1..i).map { |j| "k#{j}".id } }}) }
end
{% end %}
end
define_get_t
macro define_getn_t
{% for i in (2..9) %}
def get{{i}}_t(n : Int, k : T.class = Int32) forall T
get_t(n, {{ *(1..i).map { "k".id } }})
end
{% end %}
end
define_getn_t
macro define_get_c
{% for i in (2..9) %}
def get_c(n : Int, {{ *(1..i).map { |j| "k#{j}".id } }})
a = get_t(n, {{ *(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
def put(*v)
@outs.puts(*v)
end
def put_e(*v)
put(*v)
exit
end
def put_a(*v)
put_d(*v, delimiter: ' ')
end
def put_ae(*v)
put_a(*v)
exit
end
def put_c(*v)
put_d(*v, delimiter: '\n')
end
def put_ce(*v)
put_c(*v)
exit
end
def put_d(*v, delimiter)
v.each_with_index do |vi, i|
vi.each_with_index do |vij, j|
@outs.print vij
@outs.print delimiter if j < vi.size - 1
end
@outs.print delimiter if i < v.size - 1
end
@outs.puts
end
private def get_v(k : String.class); get_token; 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_token
loop do
token = @buf.gets(' ', chomp: true)
break token unless token.nil?
@buf = IO::Memory.new(@ins.read_line)
end
end
end
macro min_u(a, b)
{{a}} = { {{a}}, {{b}} }.min
end
macro max_u(a, b)
{{a}} = { {{a}}, {{b}} }.max
end
macro records(rec, a)
{{a}}.map { |v| {{rec}}.new(*v) }
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
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", "0.35.0") < 0 %}
def digits(base = 10)
raise ArgumentError.new("Invalid base #{base}") if base < 2
raise ArgumentError.new("Can't request digits of negative number") if self < 0
return [0] if self == 0
num = self
digits_count = (Math.log(self.to_f + 1) / Math.log(base)).ceil.to_i
ary = Array(Int32).new(digits_count)
while num != 0
ary << num.remainder(base).to_i
num = num.tdiv(base)
end
ary
end
{% 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
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
module Math
{% if compare_versions(env("CRYSTAL_VERSION") || "0.0.0", "1.2.0") < 0 %}
def isqrt(value : Int::Primitive)
raise ArgumentError.new "Input must be non-negative integer" if value < 0
return value if value < 2
res = value.class.zero
bit = res.succ << (res.leading_zeros_count - 2)
bit >>= value.leading_zeros_count & ~0x3
while (bit != 0)
if value >= res + bit
value -= res + bit
res = (res >> 1) + bit
else
res >>= 1
end
bit >>= 2
end
res
end
{% end %}
end
solve(ProconIO.new)
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