結果

問題 No.873 バイナリ、ヤバいなり!w
ユーザー te-sh
提出日時 2021-07-30 16:59:09
言語 Crystal
(1.14.0)
結果
AC  
実行時間 257 ms / 2,000 ms
コード長 5,683 bytes
コンパイル時間 15,102 ms
コンパイル使用メモリ 302,932 KB
実行使用メモリ 5,376 KB
最終ジャッジ日時 2024-06-11 14:10:04
合計ジャッジ時間 17,415 ms
ジャッジサーバーID
(参考情報)
judge1 / judge3
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 * 3
other AC * 36
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:64:19

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

In Main.cr:65:15

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

In Main.cr:64:19

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

In Main.cr:65:15

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

In Main.cr:64:19

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

In Main.cr:65:15

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

In Main.cr:64:19

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

In Main.cr:65:15

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

In Main.cr:64:19

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

In Main.cr:65:15

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

In Main.cr:64:19

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

In Main.cr:65:15

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

In Main.cr:64:19

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

In Main.cr:65:15

 65

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 = io.get
dp = Array.new(n + 1, &.itself)
(1..n).each do |i|
(1..Math.isqrt(i)).each do |j|
min_u(dp[i], dp[i - j * j] + j)
end
end
r = ""
u = false
until n == 0
m = Math.isqrt(n)
hit = false
1.step(to: m, by: 2).each do |i|
if dp[n - i * i] == dp[n] - i
hit = true
r += part(i, '0')
n -= i * i
break
end
end
next if hit
iter = u ? 2.step(to: m // 2 * 2, by: 2) : (m // 2 * 2).step(to: 2, by: -2)
iter.each do |i|
if dp[n - i * i] == dp[n] - i
hit = true
r += part(i, u ? '1' : '0')
n -= i * i
u = !u
break
end
end
end
io.put r
end
def part(len, start)
r = Array(Char).new(len)
c = start
len.times do |i|
r << c
c = c == '0' ? '1' : '0'
end
r.join
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
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 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
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
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)
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