結果
問題 | No.1316 Maximum Minimum Spanning Tree |
ユーザー | 👑 hos.lyric |
提出日時 | 2020-12-13 00:46:14 |
言語 | D (dmd 2.106.1) |
結果 |
RE
|
実行時間 | - |
コード長 | 2,692 bytes |
コンパイル時間 | 778 ms |
コンパイル使用メモリ | 122,156 KB |
実行使用メモリ | 6,948 KB |
最終ジャッジ日時 | 2024-06-22 10:17:27 |
合計ジャッジ時間 | 2,405 ms |
ジャッジサーバーID (参考情報) |
judge4 / judge1 |
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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 | RE | - |
testcase_01 | AC | 1 ms
6,940 KB |
testcase_02 | RE | - |
testcase_03 | RE | - |
testcase_04 | RE | - |
testcase_05 | AC | 1 ms
6,944 KB |
testcase_06 | RE | - |
testcase_07 | RE | - |
testcase_08 | AC | 1 ms
6,944 KB |
testcase_09 | RE | - |
testcase_10 | AC | 1 ms
6,944 KB |
testcase_11 | RE | - |
testcase_12 | AC | 2 ms
6,940 KB |
testcase_13 | RE | - |
testcase_14 | AC | 1 ms
6,940 KB |
testcase_15 | RE | - |
testcase_16 | AC | 2 ms
6,940 KB |
testcase_17 | RE | - |
testcase_18 | AC | 2 ms
6,940 KB |
testcase_19 | RE | - |
testcase_20 | AC | 1 ms
6,940 KB |
testcase_21 | RE | - |
testcase_22 | AC | 1 ms
6,944 KB |
testcase_23 | RE | - |
testcase_24 | AC | 1 ms
6,948 KB |
testcase_25 | RE | - |
testcase_26 | AC | 1 ms
6,944 KB |
testcase_27 | RE | - |
testcase_28 | AC | 1 ms
6,944 KB |
testcase_29 | RE | - |
testcase_30 | AC | 1 ms
6,940 KB |
testcase_31 | RE | - |
testcase_32 | AC | 2 ms
6,940 KB |
testcase_33 | RE | - |
testcase_34 | AC | 1 ms
6,940 KB |
testcase_35 | RE | - |
testcase_36 | AC | 1 ms
6,944 KB |
testcase_37 | RE | - |
testcase_38 | RE | - |
testcase_39 | RE | - |
testcase_40 | RE | - |
testcase_41 | RE | - |
testcase_42 | RE | - |
testcase_43 | RE | - |
testcase_44 | RE | - |
testcase_45 | RE | - |
testcase_46 | AC | 2 ms
6,940 KB |
testcase_47 | RE | - |
testcase_48 | AC | 1 ms
6,944 KB |
testcase_49 | RE | - |
testcase_50 | AC | 1 ms
6,944 KB |
testcase_51 | RE | - |
testcase_52 | RE | - |
testcase_53 | RE | - |
testcase_54 | AC | 2 ms
6,944 KB |
testcase_55 | RE | - |
testcase_56 | RE | - |
testcase_57 | RE | - |
testcase_58 | RE | - |
testcase_59 | RE | - |
testcase_60 | RE | - |
testcase_61 | RE | - |
testcase_62 | RE | - |
testcase_63 | RE | - |
testcase_64 | RE | - |
testcase_65 | RE | - |
testcase_66 | RE | - |
testcase_67 | RE | - |
testcase_68 | RE | - |
testcase_69 | RE | - |
testcase_70 | RE | - |
testcase_71 | RE | - |
testcase_72 | RE | - |
testcase_73 | RE | - |
testcase_74 | RE | - |
testcase_75 | RE | - |
testcase_76 | RE | - |
testcase_77 | RE | - |
testcase_78 | RE | - |
testcase_79 | RE | - |
testcase_80 | RE | - |
testcase_81 | RE | - |
ソースコード
import std.conv, std.functional, std.range, std.stdio, std.string; import std.algorithm, std.array, std.bigint, std.bitmanip, std.complex, std.container, std.math, std.mathspecial, std.numeric, std.regex, std.typecons; import core.bitop; class EOFException : Throwable { this() { super("EOF"); } } string[] tokens; string readToken() { for (; tokens.empty; ) { if (stdin.eof) { throw new EOFException; } tokens = readln.split; } auto token = tokens.front; tokens.popFront; return token; } int readInt() { return readToken.to!int; } long readLong() { return readToken.to!long; } real readReal() { return readToken.to!real; } bool chmin(T)(ref T t, in T f) { if (t > f) { t = f; return true; } else { return false; } } bool chmax(T)(ref T t, in T f) { if (t < f) { t = f; return true; } else { return false; } } int binarySearch(alias pred, T)(in T[] as) { int lo = -1, hi = cast(int)(as.length); for (; lo + 1 < hi; ) { const mid = (lo + hi) >> 1; (unaryFun!pred(as[mid]) ? hi : lo) = mid; } return hi; } int lowerBound(T)(in T[] as, T val) { return as.binarySearch!(a => (a >= val)); } int upperBound(T)(in T[] as, T val) { return as.binarySearch!(a => (a > val)); } struct MinCut { int n; long[][] adj; this(int n_) { n = n_; adj = new long[][](n, n); } void ae(int u, int v, long c) { adj[u][v] += c; adj[v][u] += c; } long solve() { long ret = long.max; auto p = iota(n).array; auto b = new long[n]; for (; --n; ) { foreach (u; 0 .. n + 1) b[p[u]] = 0; foreach (u; 0 .. n) { int vm = u + 1; foreach (v; u + 1 .. n + 1) { b[p[v]] += adj[p[u]][p[v]]; if (b[p[vm]] < b[p[v]]) vm = v; } swap(p[u + 1], p[vm]); } chmin(ret, b[p[n]]); foreach (u; 0 .. n - 1) { adj[p[u]][p[n - 1]] += adj[p[u]][p[n]]; adj[p[n - 1]][p[u]] += adj[p[n]][p[u]]; } } return ret; } }; void main() { try { for (; ; ) { const N = readInt(); const M = readInt(); const K = readLong(); auto A = new int[M]; auto B = new int[M]; auto C = new long[M]; auto D = new long[M]; foreach (i; 0 .. M) { A[i] = readInt() - 1; B[i] = readInt() - 1; C[i] = readLong(); D[i] = readLong(); } auto mc = new MinCut(N); foreach (i; 0 .. M) { mc.ae(A[i], B[i], D[i]); } const res = mc.solve; debug { writeln("res = ", res); } long ans; if (res < K) { ans = -1; } else { import core.stdc.stdlib; exit(1); } writeln(ans); } } catch (EOFException e) { } }