結果
| 問題 |
No.942 プレゼント配り
|
| コンテスト | |
| ユーザー |
daut-dlang
|
| 提出日時 | 2019-12-17 19:57:47 |
| 言語 | D (dmd 2.109.1) |
| 結果 |
AC
|
| 実行時間 | 44 ms / 2,000 ms |
| コード長 | 2,879 bytes |
| コンパイル時間 | 734 ms |
| コンパイル使用メモリ | 120,164 KB |
| 実行使用メモリ | 6,944 KB |
| 最終ジャッジ日時 | 2024-06-22 03:43:43 |
| 合計ジャッジ時間 | 2,354 ms |
|
ジャッジサーバーID (参考情報) |
judge5 / judge3 |
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| ファイルパターン | 結果 |
|---|---|
| sample | AC * 2 |
| other | AC * 18 |
コンパイルメッセージ
/home/linuxbrew/.linuxbrew/opt/dmd/include/dlang/dmd/std/numeric.d(2999): Warning: cannot inline function `std.numeric.gcdImpl!ulong.gcdImpl`
ソースコード
import std.stdio, std.conv, std.functional, std.string;
import std.algorithm, std.array, std.container, std.range, std.typecons;
import std.bigint, std.numeric, std.math, std.random;
import core.bitop;
string FMT_F = "%.10f";
static File _f;
void file_io(string fn) { _f = File(fn, "r"); }
static string[] s_rd;
T _RD(T = long)() { while(!s_rd.length) s_rd = readln.chomp.split; string res = s_rd[0]; s_rd.popFront; return res.to!T; }
T _RD(T = long)(File f) { while(!s_rd.length) s_rd = f.readln.chomp.split; string res = s_rd[0]; s_rd.popFront; return res.to!T; }
T[] _RDA(T = long)(T fix = 0) { auto r = readln.chomp.split.to!(T[]); r[] += fix; return r; }
T[] _RDA(T = long)(File f, T fix = 0) { auto r = f.readln.chomp.split.to!(T[]); r[] += fix; return r; }
T RD(T = long)() { if (_f.isOpen) return _RD!T(_f); else return _RD!T; }
T[] RDA(T = long)(T fix = 0) { if (_f.isOpen) return _RDA!T(_f, fix); else return _RDA!T(fix); }
size_t[] MAKE_IDX(alias less = "a < b", Range)(Range range) { auto idx = new size_t[](range.length); makeIndex!(less)(range, idx); return idx;}
size_t MIN_POS(alias less = "a < b", Range)(Range range) { auto r = minPos!(less)(range); return range.length - r.length; }
void chmin(T)(ref T x, T y) { x = min(x, y); } void chmax(T)(ref T x, T y) { x = max(x, y); }
bool inside(T)(T x, T b, T e) { return x >= b && x < e; }
long lcm(long x, long y) { return x * (y / gcd(x, y)); }
long mod = 10^^9 + 7;
//long mod = 998244353;
//long mod = 1_000_003;
void moda(ref long x, long y) { x = (x + y) % mod; }
void mods(ref long x, long y) { x = ((x + mod) - (y % mod)) % mod; }
void modm(ref long x, long y) { x = (x * y) % mod; }
void main()
{
auto N = RD;
auto K = RD;
auto s = N * (N+1) / 2;
if (K == 1)
{
writeln("Yes");
long[] ans;
foreach (i; 0..N)
ans ~= i+1;
ans.map!(to!string).join(" ").writeln;
}
else if (s % K)
writeln("No");
else
{
auto cnt = N / K;
if (cnt % 2 == 0)
{
writeln("Yes");
foreach (i; 0..K)
{
long[] ans;
foreach (j; 0..cnt/2)
{
ans ~= i+j*K+1;
}
foreach (j; cnt/2..cnt)
{
ans ~= (K-i)+j*K;
}
ans.map!(to!string).join(" ").writeln;
}
}
else
{
if (cnt <= 2)
writeln("No");
else
{
writeln("Yes");
foreach (i; 0..K)
{
long[] ans;
auto half = 3 * (cnt / 3);
if (cnt % 3 == 1) half -= 3;
foreach (j; 0..half)
{
auto pat = j % 3;
if (pat == 0)
ans ~= i+j*K+1;
else if (pat == 1)
ans ~= (i+K/2)%K+j*K+1;
else
{
auto pos = K-i*2;
if (pos < 0) pos += K;
ans ~= pos+j*K;
}
}
foreach (j; half..(half+cnt)/2)
{
ans ~= i+j*K+1;
}
foreach (j; (half+cnt)/2..cnt)
{
ans ~= (K-i)+j*K;
}
ans.map!(to!string).join(" ").writeln;
}
}
}
}
stdout.flush;
debug readln;
}
daut-dlang