結果

問題 No.1226 I hate Robot Arms
ユーザー yupiteru_kunyupiteru_kun
提出日時 2020-09-11 23:55:50
言語 C#(csc)
(csc 3.9.0)
結果
AC  
実行時間 581 ms / 2,000 ms
コード長 16,404 bytes
コンパイル時間 1,959 ms
コンパイル使用メモリ 122,936 KB
実行使用メモリ 40,372 KB
最終ジャッジ日時 2025-01-01 22:40:36
合計ジャッジ時間 16,577 ms
ジャッジサーバーID
(参考情報)
judge5 / 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 * 2
other AC * 28
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
Microsoft (R) Visual C# Compiler version 3.9.0-6.21124.20 (db94f4cc)
Copyright (C) Microsoft Corporation. All rights reserved.

ソースコード

diff #
プレゼンテーションモードにする

using System;
using System.Collections.Generic;
using System.IO;
using System.Linq;
using static System.Math;
using System.Text;
using System.Threading;
using System.Globalization;
using System.Runtime.CompilerServices;
using Library;
namespace Program
{
public static class ProblemD
{
static bool SAIKI = false;
static public int numberOfRandomCases = 0;
static public void MakeTestCase(List<string> _input, List<string> _output, ref Func<string[], bool> _outputChecker)
{
}
static public void Solve()
{
var N = NN;
var Q = NN;
var theta = new System.Numerics.Complex[360];
for (var i = 0; i < 360; i++) theta[i] = System.Numerics.Complex.Pow(E, new System.Numerics.Complex(0, i * PI / 180.0));
var seg = new LIB_LazySegTree<System.Numerics.Complex, long>(Repeat(0, N).Select(_ => new System.Numerics.Complex(1, 0)), new System
                .Numerics.Complex(0, 0), 0,
(ref System.Numerics.Complex x, ref System.Numerics.Complex y) => x + y,
(ref System.Numerics.Complex x, ref long y, ref int c) => x * theta[(y + 360) % 360],
(ref long x, ref long y) => (x + y + 360) % 360
);
var kakudo = new long[N];
for (var i = 0; i < Q; i++)
{
var t = NN;
var idx = NN - 1;
if (t == 0)
{
var th = NN;
seg.Update(idx, N, th - kakudo[idx]);
kakudo[idx] = th;
}
else if (t == 1) seg[idx] *= NN / seg[idx].Magnitude;
else Console.WriteLine($"{seg.Query(0, idx + 1).Real} {seg.Query(0, idx + 1).Imaginary}");
}
}
class Printer : StreamWriter
{
public override IFormatProvider FormatProvider { get { return CultureInfo.InvariantCulture; } }
public Printer(Stream stream) : base(stream, new UTF8Encoding(false, true)) { base.AutoFlush = false; }
public Printer(Stream stream, Encoding encoding) : base(stream, encoding) { base.AutoFlush = false; }
}
static LIB_FastIO fastio = new LIB_FastIODebug();
static public void Main(string[] args) { if (args.Length == 0) { fastio = new LIB_FastIO(); Console.SetOut(new Printer(Console
            .OpenStandardOutput())); } if (SAIKI) { var t = new Thread(Solve, 134217728); t.Start(); t.Join(); } else Solve(); Console.Out.Flush(); }
static long NN => fastio.Long();
static double ND => fastio.Double();
static string NS => fastio.Scan();
static long[] NNList(long N) => Repeat(0, N).Select(_ => NN).ToArray();
static double[] NDList(long N) => Repeat(0, N).Select(_ => ND).ToArray();
static string[] NSList(long N) => Repeat(0, N).Select(_ => NS).ToArray();
static long Count<T>(this IEnumerable<T> x, Func<T, bool> pred) => Enumerable.Count(x, pred);
static IEnumerable<T> Repeat<T>(T v, long n) => Enumerable.Repeat<T>(v, (int)n);
static IEnumerable<int> Range(long s, long c) => Enumerable.Range((int)s, (int)c);
static IOrderedEnumerable<T> OrderByRand<T>(this IEnumerable<T> x) => Enumerable.OrderBy(x, _ => xorshift);
static IOrderedEnumerable<T> OrderBy<T>(this IEnumerable<T> x) => Enumerable.OrderBy(x.OrderByRand(), e => e);
static IOrderedEnumerable<T1> OrderBy<T1, T2>(this IEnumerable<T1> x, Func<T1, T2> selector) => Enumerable.OrderBy(x.OrderByRand(), selector
            );
static IOrderedEnumerable<T> OrderByDescending<T>(this IEnumerable<T> x) => Enumerable.OrderByDescending(x.OrderByRand(), e => e);
static IOrderedEnumerable<T1> OrderByDescending<T1, T2>(this IEnumerable<T1> x, Func<T1, T2> selector) => Enumerable.OrderByDescending(x
            .OrderByRand(), selector);
static IOrderedEnumerable<string> OrderBy(this IEnumerable<string> x) => x.OrderByRand().OrderBy(e => e, StringComparer.OrdinalIgnoreCase);
static IOrderedEnumerable<T> OrderBy<T>(this IEnumerable<T> x, Func<T, string> selector) => x.OrderByRand().OrderBy(selector, StringComparer
            .OrdinalIgnoreCase);
static IOrderedEnumerable<string> OrderByDescending(this IEnumerable<string> x) => x.OrderByRand().OrderByDescending(e => e, StringComparer
            .OrdinalIgnoreCase);
static IOrderedEnumerable<T> OrderByDescending<T>(this IEnumerable<T> x, Func<T, string> selector) => x.OrderByRand().OrderByDescending
            (selector, StringComparer.OrdinalIgnoreCase);
static string Join<T>(this IEnumerable<T> x, string separator = "") => string.Join(separator, x);
static uint xorshift { get { _xsi.MoveNext(); return _xsi.Current; } }
static IEnumerator<uint> _xsi = _xsc();
static IEnumerator<uint> _xsc() { uint x = 123456789, y = 362436069, z = 521288629, w = (uint)(DateTime.Now.Ticks & 0xffffffff); while (true)
            { var t = x ^ (x << 11); x = y; y = z; z = w; w = (w ^ (w >> 19)) ^ (t ^ (t >> 8)); yield return w; } }
}
}
namespace Library {
class LIB_LazySegTree<T, E> where E : IEquatable<E>
{
public delegate T F(ref T x, ref T y);
public delegate T G(ref T x, ref E y, ref int c);
public delegate E H(ref E x, ref E y);
int n, height, sz;
int[] rangeSz;
T ti;
E ei;
F f;
G g;
H h;
T[] dat;
E[] laz;
[MethodImpl(MethodImplOptions.AggressiveInlining)]
public LIB_LazySegTree(long _n, T _ti, E _ei, F _f, G _g, H _h)
{
n = 1; height = 0; sz = (int)_n;
while (n < _n) { n <<= 1; ++height; }
ti = _ti;
ei = _ei;
f = _f;
g = _g;
h = _h;
dat = Enumerable.Repeat(ti, n << 1).ToArray();
laz = Enumerable.Repeat(ei, n).ToArray();
rangeSz = new int[n << 1];
for (var i = 0; i < sz; i++) rangeSz[n + i] = 1;
for (var i = n - 1; i > 0; i--)
{
rangeSz[i] = rangeSz[(i << 1) | 0] + rangeSz[(i << 1) | 1];
dat[i] = f(ref dat[(i << 1) | 0], ref dat[(i << 1) | 1]);
}
}
[MethodImpl(MethodImplOptions.AggressiveInlining)]
public LIB_LazySegTree(IEnumerable<T> l, T _ti, E _ei, F _f, G _g, H _h) : this(l.Count(), _ti, _ei, _f, _g, _h)
{
var idx = 0;
foreach (var item in l) dat[n + idx++] = item;
for (var i = n - 1; i > 0; i--) dat[i] = f(ref dat[(i << 1) | 0], ref dat[(i << 1) | 1]);
}
[MethodImpl(MethodImplOptions.AggressiveInlining)]
void Apply(long i, ref E v)
{
if (v.Equals(ei)) return;
dat[i] = g(ref dat[i], ref v, ref rangeSz[i]);
if (i < n) laz[i] = h(ref laz[i], ref v);
}
[MethodImpl(MethodImplOptions.AggressiveInlining)]
void Up(long i) => dat[i] = f(ref dat[i << 1], ref dat[(i << 1) | 1]);
[MethodImpl(MethodImplOptions.AggressiveInlining)]
void Down(long i)
{
if (laz[i].Equals(ei)) return;
var cl = i << 1;
var cr = cl + 1;
Apply(cl, ref laz[i]);
Apply(cr, ref laz[i]);
laz[i] = ei;
}
[MethodImpl(MethodImplOptions.AggressiveInlining)]
void Thrust(long i)
{
for (var j = height; j > 0; j--) Down(i >> j);
}
[MethodImpl(MethodImplOptions.AggressiveInlining)]
void Recalc(long i)
{
while ((i >>= 1) > 0) Up(i);
}
[MethodImpl(MethodImplOptions.AggressiveInlining)]
public void Update(long l, long r, E v)
{
if (l == r) return;
l += n;
r += n;
for (var i = height; i >= 1; --i)
{
if (((l >> i) << i) != l) Down(l >> i);
if (((r >> i) << i) != r) Down((r - 1) >> i);
}
for (long li = l, ri = r; li < ri; li >>= 1, ri >>= 1)
{
if ((li & 1) == 1) { Apply(li, ref v); ++li; }
if ((ri & 1) == 1) { --ri; Apply(ri, ref v); }
}
for (var i = 1; i <= height; ++i)
{
if (((l >> i) << i) != l) Up(l >> i);
if (((r >> i) << i) != r) Up((r - 1) >> i);
}
}
[MethodImpl(MethodImplOptions.AggressiveInlining)]
public T Query(long l, long r)
{
if (l == r) return ti;
l += n;
r += n;
for (var i = height; i >= 1; --i)
{
if (((l >> i) << i) != l) Down(l >> i);
if (((r >> i) << i) != r) Down((r - 1) >> i);
}
var vl = ti; var vr = ti;
for (long li = l, ri = r; li < ri; li >>= 1, ri >>= 1)
{
if ((li & 1) == 1) vl = f(ref vl, ref dat[li++]);
if ((ri & 1) == 1) vr = f(ref dat[--ri], ref vr);
}
return f(ref vl, ref vr);
}
[MethodImpl(MethodImplOptions.AggressiveInlining)]
int FindToRight(int st, Func<T, bool> check, ref T acc, int k, int l, int r)
{
if (l + 1 == r)
{
acc = f(ref acc, ref dat[k]);
return check(acc) ? k - n : sz;
}
Down(k);
int m = (l + r) >> 1;
if (m <= st) return FindToRight(st, check, ref acc, (k << 1) | 1, m, r);
if (st <= l && !check(f(ref acc, ref dat[k])))
{
acc = f(ref acc, ref dat[k]);
return sz;
}
int vl = FindToRight(st, check, ref acc, (k << 1) | 0, l, m);
if (vl != sz) return vl;
return FindToRight(st, check, ref acc, (k << 1) | 1, m, r);
}
[MethodImpl(MethodImplOptions.AggressiveInlining)]
public int FindToRight(int st, Func<T, bool> check)
{
T acc = ti;
return FindToRight(st, check, ref acc, 1, 0, n);
}
[MethodImpl(MethodImplOptions.AggressiveInlining)]
int FindToLeft(int st, Func<T, bool> check, ref T acc, int k, int l, int r)
{
if (l + 1 == r)
{
acc = f(ref dat[k], ref acc);
return check(acc) ? k - n : -1;
}
Down(k);
int m = (l + r) >> 1;
if (m > st) return FindToLeft(st, check, ref acc, (k << 1) | 0, l, m);
if (st >= r - 1 && !check(f(ref dat[k], ref acc)))
{
acc = f(ref dat[k], ref acc);
return -1;
}
int vr = FindToLeft(st, check, ref acc, (k << 1) | 1, m, r);
if (vr != -1) return vr;
return FindToLeft(st, check, ref acc, (k << 1) | 0, l, m);
}
[MethodImpl(MethodImplOptions.AggressiveInlining)]
public int FindToLeft(int st, Func<T, bool> check)
{
T acc = ti;
return FindToLeft(st, check, ref acc, 1, 0, n);
}
public T this[long idx]
{
[MethodImpl(MethodImplOptions.AggressiveInlining)]
get { Thrust(idx += n); return dat[idx]; }
[MethodImpl(MethodImplOptions.AggressiveInlining)]
set { Thrust(idx += n); dat[idx] = value; Recalc(idx); }
}
}
class LIB_LazySegTree
{
[MethodImpl(MethodImplOptions.AggressiveInlining)]
static private long f1(ref long x, ref long y) => Math.Min(x, y);
[MethodImpl(MethodImplOptions.AggressiveInlining)]
static private long f2(ref long x, ref long y, ref int c) => y;
[MethodImpl(MethodImplOptions.AggressiveInlining)]
static private long f3(ref long x, ref long y) => y;
[MethodImpl(MethodImplOptions.AggressiveInlining)]
static private long f4(ref long x, ref long y, ref int c) => x + y;
[MethodImpl(MethodImplOptions.AggressiveInlining)]
static private long f5(ref long x, ref long y) => x + y;
[MethodImpl(MethodImplOptions.AggressiveInlining)]
static private long f6(ref long x, ref long y) => Math.Max(x, y);
[MethodImpl(MethodImplOptions.AggressiveInlining)]
static private long f7(ref long x, ref long y, ref int c) => y * c;
[MethodImpl(MethodImplOptions.AggressiveInlining)]
static private long f8(ref long x, ref long y, ref int c) => x + y * c;
static public LIB_LazySegTree<long, long> CreateRangeUpdateRangeMin(IEnumerable<long> init) => new LIB_LazySegTree<long, long>(init, long
            .MaxValue, long.MinValue + 100, f1, f2, f3);
static public LIB_LazySegTree<long, long> CreateRangeAddRangeMin(IEnumerable<long> init) => new LIB_LazySegTree<long, long>(init, long
            .MaxValue, 0, f1, f4, f5);
static public LIB_LazySegTree<long, long> CreateRangeUpdateRangeMax(IEnumerable<long> init) => new LIB_LazySegTree<long, long>(init, long
            .MinValue, long.MaxValue - 100, f6, f2, f3);
static public LIB_LazySegTree<long, long> CreateRangeAddRangeMax(IEnumerable<long> init) => new LIB_LazySegTree<long, long>(init, long
            .MinValue, 0, f6, f4, f5);
static public LIB_LazySegTree<long, long> CreateRangeUpdateRangeSum(IEnumerable<long> init) => new LIB_LazySegTree<long, long>(init, 0, long
            .MaxValue, f5, f7, f3);
static public LIB_LazySegTree<long, long> CreateRangeAddRangeSum(IEnumerable<long> init) => new LIB_LazySegTree<long, long>(init, 0, 0, f5,
            f8, f5);
}
class LIB_FastIO
{
[MethodImpl(MethodImplOptions.AggressiveInlining)]
public LIB_FastIO() { str = Console.OpenStandardInput(); }
readonly Stream str;
readonly byte[] buf = new byte[1024];
int len, ptr;
public bool isEof = false;
public bool IsEndOfStream
{
[MethodImpl(MethodImplOptions.AggressiveInlining)]
get { return isEof; }
}
[MethodImpl(MethodImplOptions.AggressiveInlining)]
byte read()
{
if (isEof) throw new EndOfStreamException();
if (ptr >= len)
{
ptr = 0;
if ((len = str.Read(buf, 0, 1024)) <= 0)
{
isEof = true;
return 0;
}
}
return buf[ptr++];
}
[MethodImpl(MethodImplOptions.AggressiveInlining)]
char Char()
{
byte b = 0;
do b = read();
while (b < 33 || 126 < b);
return (char)b;
}
[MethodImpl(MethodImplOptions.AggressiveInlining)]
virtual public string Scan()
{
var sb = new StringBuilder();
for (var b = Char(); b >= 33 && b <= 126; b = (char)read())
sb.Append(b);
return sb.ToString();
}
[MethodImpl(MethodImplOptions.AggressiveInlining)]
virtual public long Long()
{
long ret = 0; byte b = 0; var ng = false;
do b = read();
while (b != '-' && (b < '0' || '9' < b));
if (b == '-') { ng = true; b = read(); }
for (; true; b = read())
{
if (b < '0' || '9' < b)
return ng ? -ret : ret;
else ret = ret * 10 + b - '0';
}
}
[MethodImpl(MethodImplOptions.AggressiveInlining)]
virtual public double Double() { return double.Parse(Scan(), CultureInfo.InvariantCulture); }
}
class LIB_FastIODebug : LIB_FastIO
{
Queue<string> param = new Queue<string>();
[MethodImpl(MethodImplOptions.AggressiveInlining)]
string NextString() { if (param.Count == 0) foreach (var item in Console.ReadLine().Split(' ')) param.Enqueue(item); return param.Dequeue();
            }
[MethodImpl(MethodImplOptions.AggressiveInlining)]
public LIB_FastIODebug() { }
[MethodImpl(MethodImplOptions.AggressiveInlining)]
public override string Scan() => NextString();
[MethodImpl(MethodImplOptions.AggressiveInlining)]
public override long Long() => long.Parse(NextString());
[MethodImpl(MethodImplOptions.AggressiveInlining)]
public override double Double() => double.Parse(NextString());
}
}
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