結果
問題 | No.817 Coin donation |
ユーザー | te-sh |
提出日時 | 2021-06-17 14:49:45 |
言語 | D (dmd 2.106.1) |
結果 |
AC
|
実行時間 | 263 ms / 2,000 ms |
コード長 | 3,647 bytes |
コンパイル時間 | 1,635 ms |
コンパイル使用メモリ | 211,440 KB |
実行使用メモリ | 31,988 KB |
最終ジャッジ日時 | 2024-06-22 11:33:58 |
合計ジャッジ時間 | 4,144 ms |
ジャッジサーバーID (参考情報) |
judge5 / judge1 |
(要ログイン)
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 | 1 ms
6,812 KB |
testcase_01 | AC | 1 ms
6,940 KB |
testcase_02 | AC | 1 ms
6,944 KB |
testcase_03 | AC | 2 ms
6,944 KB |
testcase_04 | AC | 1 ms
6,940 KB |
testcase_05 | AC | 8 ms
6,940 KB |
testcase_06 | AC | 32 ms
7,516 KB |
testcase_07 | AC | 43 ms
10,000 KB |
testcase_08 | AC | 179 ms
28,784 KB |
testcase_09 | AC | 51 ms
9,852 KB |
testcase_10 | AC | 260 ms
30,764 KB |
testcase_11 | AC | 261 ms
29,840 KB |
testcase_12 | AC | 263 ms
31,988 KB |
testcase_13 | AC | 1 ms
6,940 KB |
testcase_14 | AC | 1 ms
6,940 KB |
testcase_15 | AC | 1 ms
6,944 KB |
ソースコード
// URL: https://yukicoder.me/problems/no/817 import std; version(unittest) {} else void main() { int N, K; io.getV(N, K); int[] A, B; io.getC(N, A, B); auto Am = A.dup; Am[] -= 1; auto Bp = B.dup; Bp[] += 1; auto z = Zaatsu!int(Am, A, B, Bp), c = new int[](z.n+1); foreach (Ai, Bi; lockstep(A, B)) { ++c[z.comp(Ai)]; --c[z.comp(Bi+1)]; } foreach (i; 0..z.n) c[i+1] += c[i]; foreach (i, ci; c[0..$-1]) { auto j = i.to!int; auto m = ci*(z.uncomp(j+1)-z.uncomp(j)); if (K > m) { K -= m; } else { io.put!"{exit: true}"(z.uncomp(j) + (K-1)/ci); } } } struct Zaatsu(T) { const size_t n; pure nothrow @safe { this(U...)(U v) { T[] d; foreach (w; v) d ~= w.array; auto u = d.sort.uniq; n = u.walkLength; c2 = new T[](n); foreach (i, ui; u.enumerate(0)) { c1[ui] = i; c2[i] = ui; } } int comp(T v) const { return c1[v]; } auto comp(R)(R v) const if (isInputRange!R) { return v.map!(w => c1[w]); } T uncomp(int v) const { return c2[v]; } auto uncomp(R)(R v) const if (isInputRange!R) { return v.map!(w => c2[w]); } } //private //{ int[T] c1; T[] c2; //} } auto io = IO!()(); struct IO(alias IN = stdin, alias OUT = stdout) { import core.stdc.stdlib : exit; void getV(T...)(ref T v) { foreach (ref w; v) get(w); } void getA(T)(size_t n, ref T v) if (hasAssignableElements!T) { v = new T(n); foreach (ref w; v) get(w); } void getC(T...)(size_t n, ref T v) if (allSatisfy!(hasAssignableElements, T)) { foreach (ref w; v) w = new typeof(w)(n); foreach (i; 0..n) foreach (ref w; v) get(w[i]); } void getM(T)(size_t r, size_t c, ref T v) if (hasAssignableElements!T && hasAssignableElements!(ElementType!T)) { v = new T(r); foreach (ref w; v) getA(c, w); } template getS(E...) { void getS(T)(size_t n, ref T v) { v = new T(n); foreach (ref w; v) foreach (e; E) mixin("get(w."~e~");"); } } const struct PutConf { bool newline = true, flush, exit; string floatFormat = "%.10f", delimiter = " "; } void put(alias conf = "{}", T...)(T v) { putMain!conf(v); } void putB(alias conf = "{}", S, T)(bool c, S t, T f) { if (c) put!conf(t); else put!conf(f); } void putRaw(T...)(T v) { OUT.write(v); OUT.writeln; } private { dchar[] buf; auto sp = (new dchar[](0)).splitter; void nextLine() { IN.readln(buf); sp = buf.splitter; } void get(T)(ref T v) { if (sp.empty) nextLine(); v = sp.front.to!T; sp.popFront(); } void putMain(alias conf, T...)(T v) { mixin("const PutConf c = "~conf~";"); foreach (i, w; v) { putOne!conf(w); if (i+1 < v.length) OUT.write(c.delimiter); } static if (c.newline) OUT.writeln; static if (c.flush) OUT.flush(); static if (c.exit) exit(0); } void putOne(alias conf, T)(T v) { mixin("const PutConf c = "~conf~";"); static if (isInputRange!T && !isSomeString!T) putRange!conf(v); else static if (isFloatingPoint!T) OUT.write(format(c.floatFormat, v)); else static if (hasMember!(T, "fprint")) v.fprint(OUT); else OUT.write(v); } void putRange(alias conf, T)(T v) { mixin("const PutConf c = "~conf~";"); auto w = v; while (!w.empty) { putOne!conf(w.front); w.popFront(); if (!w.empty) OUT.write(c.delimiter); } } } }