結果
問題 | No.626 Randomized 01 Knapsack |
ユーザー |
|
提出日時 | 2020-02-26 18:39:30 |
言語 | D (dmd 2.109.1) |
結果 |
AC
|
実行時間 | 25 ms / 2,000 ms |
コード長 | 3,511 bytes |
コンパイル時間 | 943 ms |
コンパイル使用メモリ | 117,316 KB |
実行使用メモリ | 6,944 KB |
最終ジャッジ日時 | 2024-06-22 05:34:42 |
合計ジャッジ時間 | 2,128 ms |
ジャッジサーバーID (参考情報) |
judge2 / judge4 |
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ファイルパターン | 結果 |
---|---|
other | AC * 25 |
コンパイルメッセージ
Main.d(137): Deprecation: function `Main.IO!(makeGlobal, makeGlobal).IO.put!("{}", long).put.putMain!(c, long).putMain` function requires a dual-context, which is deprecated Main.d-mixin-107(107): instantiated from here: `putMain!(c, long)` Main.d(43): instantiated from here: `put!("{}", long)`
ソースコード
// URL: https://yukicoder.me/problems/no/626import std.algorithm, std.array, std.bitmanip, std.container, std.conv, std.format,std.functional, std.math, std.range, std.traits, std.typecons, std.stdio, std.string;version(unittest) {} elsevoid main(){int n; long tw; io.getV(n, tw);C[] c; io.getS!("v", "w")(n, c);c.sort!((a, b) => a.v.to!double/a.w > b.v.to!double/b.w);auto p = 0L;auto lowerUpper(int i, C s){auto u = 0.0L;foreach (j; i..n) {if (s.w < c[j].w) {u = s.v + c[j].v.to!double/c[j].w*s.w;break;}s += c[j];}return tuple(s.v, max(u.floor.to!long, s.v));}auto dfs(int i, C s){if (i == n) return;auto lu = lowerUpper(i, s);if (lu[1] < p) return;p.maxU(lu[0]);dfs(i+1, s);if (s.w >= c[i].w) dfs(i+1, s+c[i]);}dfs(0, C(0, tw));io.put(p);}struct C{long v, w;auto opBinary(string op: "+")(C a) { return C(v+a.v, w-a.w); }auto opOpAssign(string op: "+")(C a) { v += a.v; w -= a.w; return this; }}pragma(inline) pure nothrow @nogc @safe{T minU(T, U)(ref T a, U b){ return a = min(a, b); }T maxU(T, U)(ref T a, U b){ return a = max(a, b); }}auto io = IO!()();import std.stdio;struct IO(alias IN = stdin, alias OUT = stdout){import std.meta : allSatisfy;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){mixin("const PutConf c = "~conf~"; putMain!c(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(PutConf c, T...)(T v){foreach (i, w; v) {putOne!c(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(PutConf c, T)(T v){static if (isInputRange!T && !isSomeString!T) putRange!c(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(PutConf c, T)(T v){auto w = v;while (!w.empty) {putOne!c(w.front); w.popFront();if (!w.empty) OUT.write(c.delimiter);}}}}