結果
| 問題 | No.1495 パンの仕入れ |
| ユーザー |
 りあん
|
| 提出日時 | 2021-04-30 23:17:58 |
| 言語 | C#(csc) (csc 3.9.0) |
| 結果 |
RE
|
| 実行時間 | - |
| コード長 | 10,360 bytes |
| コンパイル時間 | 2,787 ms |
| コンパイル使用メモリ | 117,248 KB |
| 実行使用メモリ | 36,992 KB |
| 最終ジャッジ日時 | 2024-07-19 03:24:36 |
| 合計ジャッジ時間 | 20,270 ms |
|
ジャッジサーバーID （参考情報） |
judge1 / judge5 |
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| ファイルパターン | 結果 |
|---|---|
| sample | AC * 2 |
| other | AC * 33 WA * 5 RE * 8 |
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
using System;using System.Collections.Generic;using System.Linq;using System.IO;using System.Threading;using System.Text;using System.Text.RegularExpressions;using System.Diagnostics;using static util;using P = pair<int, int>;class Program {static void Main(string[] args) {var sw = new StreamWriter(Console.OpenStandardOutput()) { AutoFlush = false };var solver = new Solver(sw);// var t = new Thread(solver.solve, 1 << 28); // 256 MB// t.Start();// t.Join();solver.solve();sw.Flush();}}class Solver {StreamWriter sw;Scan sc;void Prt(string a) => sw.WriteLine(a);void Prt<T>(IEnumerable<T> a) => Prt(string.Join(" ", a));void Prt(params object[] a) => Prt(string.Join(" ", a));public Solver(StreamWriter sw) {this.sw = sw;this.sc = new Scan();}public void solve() {long calc_cost(long[] f, long x) {return x * x * f[2] + x * f[1] + f[0];}int T = sc.Int;for (int _ = 0; _ < T; _++){int n, m, k;sc.Multi(out n, out m, out k);// var lis = new List<long>[n];var f = new long[n][];for (int i = 0; i < n; i++){f[i] = new long[3];}for (int i = 0; i < m; i++){long x, y;sc.Multi(out x, out y);--x;f[x][0] += y * y;f[x][1] -= 2 * y;f[x][2]++;}bool emp = false;var cnt = new long[n];long cost = 0;for (int i = 0; i < n; i++){if (f[i][2] == 0) {emp = true;continue;}long b = -f[i][1] / 2;long a = f[i][2];long q = b % a;long cc;if (q * 2 < b) {cc = b / a;}else {cc = b / a + 1;}cnt[i] = cc;cost += calc_cost(f[i], cc);}long sum = cnt.Sum();if (sum == k || sum < k && emp) {Prt(cost);continue;}if (sum > k) {long ng = -1, ok = M;while (ng + 1 < ok) {long mid = (ng + ok) / 2;long cc = 0;for (int i = 0; i < n; i++){if (f[i][2] == 0) continue;long x = Math.Max((-mid - f[i][1] - f[i][2] + 2 * f[i][2] - 1) / (2 * f[i][2]), 0);Assert(x <= cnt[i]);cc += x;}if (cc <= k) {ok = mid;}else {ng = mid;}}{long cc = 0;long ans = 0;for (int i = 0; i < n; i++){if (f[i][2] == 0) continue;long x = Math.Max((-ok - f[i][1] - f[i][2] + 2 * f[i][2] - 1) / (2 * f[i][2]), 0);Assert(x <= cnt[i]);ans += calc_cost(f[i], x);cc += x;}Assert(k >= cc);ans -= (k - cc) * ok;Prt(ans);}}else {long ng = -1, ok = M;while (ng + 1 < ok) {long mid = (ng + ok) / 2;long cc = 0;for (int i = 0; i < n; i++){if (f[i][2] == 0) continue;long x = (mid - f[i][1] - f[i][2]) / (2 * f[i][2]);Assert(x >= cnt[i]);cc += x;}if (cc >= k) {ok = mid;}else {ng = mid;}}{long cc = 0;long ans = 0;for (int i = 0; i < n; i++){if (f[i][2] == 0) continue;long x = (ok - f[i][1] - f[i][2]) / (2 * f[i][2]);Assert(x >= cnt[i]);ans += calc_cost(f[i], x);cc += x;}Assert(k <= cc);ans -= (cc - k) * ok;Prt(ans);}}}}}class pair<T, U> : IComparable<pair<T, U>> {public T v1;public U v2;public pair() : this(default(T), default(U)) {}public pair(T v1, U v2) { this.v1 = v1; this.v2 = v2; }public int CompareTo(pair<T, U> a) {int c = Comparer<T>.Default.Compare(v1, a.v1);return c != 0 ? c : Comparer<U>.Default.Compare(v2, a.v2);}public override string ToString() => $"{v1} {v2}";public void Deconstruct(out T a, out U b) { a = v1; b = v2; }}static class util {public static readonly int M = 1000000007;// public static readonly int M = 998244353;public static readonly long LM = 1L << 60;public static readonly double eps = 1e-11;public static void DBG(string a) => Console.Error.WriteLine(a);public static void DBG<T>(IEnumerable<T> a) => DBG(string.Join(" ", a));public static void DBG(params object[] a) => DBG(string.Join(" ", a));public static void Assert(params bool[] conds) {if (conds.Any(x => !x)) throw new Exception();}public static pair<T, U> make_pair<T, U>(T v1, U v2) => new pair<T, U>(v1, v2);public static int CompareList<T>(IList<T> a, IList<T> b) where T : IComparable<T> {for (int i = 0; i < a.Count && i < b.Count; i++)if (a[i].CompareTo(b[i]) != 0) return a[i].CompareTo(b[i]);return a.Count.CompareTo(b.Count);}public static bool inside(int i, int j, int h, int w) => i >= 0 && i < h && j >= 0 && j < w;public static readonly int[] dd = { 0, 1, 0, -1 };// static readonly string dstring = "RDLU";public static IEnumerable<P> adjacents(int i, int j) {for (int k = 0; k < 4; k++) yield return new P(i + dd[k], j + dd[k ^ 1]);}public static IEnumerable<P> adjacents(int i, int j, int h, int w) {for (int k = 0; k < 4; k++) if (inside(i + dd[k], j + dd[k ^ 1], h, w))yield return new P(i + dd[k], j + dd[k ^ 1]);}public static IEnumerable<P> adjacents(this P p) => adjacents(p.v1, p.v2);public static IEnumerable<P> adjacents(this P p, int h, int w) => adjacents(p.v1, p.v2, h, w);public static IEnumerable<int> all_subset(this int p) {for (int i = 0; ; i = i - p & p) {yield return i;if (i == p) break;}}public static Dictionary<T, int> compress<T>(this IEnumerable<T> a)=> a.Distinct().OrderBy(v => v).Select((v, i) => new { v, i }).ToDictionary(p => p.v, p => p.i);public static Dictionary<T, int> compress<T>(params IEnumerable<T>[] a)=> compress(a.SelectMany(x => x));public static T[] inv<T>(this Dictionary<T, int> dic) {var res = new T[dic.Count];foreach (var item in dic) res[item.Value] = item.Key;return res;}public static void swap<T>(ref T a, ref T b) where T : struct { var t = a; a = b; b = t; }public static void swap<T>(this IList<T> a, int i, int j) where T : struct {var t = a[i]; a[i] = a[j]; a[j] = t;}public static T[] copy<T>(this IList<T> a) {var ret = new T[a.Count];for (int i = 0; i < a.Count; i++) ret[i] = a[i];return ret;}}class Scan {StreamReader sr;public Scan() { sr = new StreamReader(Console.OpenStandardInput()); }public Scan(string path) { sr = new StreamReader(path); }public int Int => int.Parse(Str);public long Long => long.Parse(Str);public double Double => double.Parse(Str);public string Str => ReadLine.Trim();public string ReadLine => sr.ReadLine();public pair<T, U> Pair<T, U>() {T a; U b;Multi(out a, out b);return new pair<T, U>(a, b);}public P P => Pair<int, int>();public int[] IntArr => StrArr.Select(int.Parse).ToArray();public long[] LongArr => StrArr.Select(long.Parse).ToArray();public double[] DoubleArr => StrArr.Select(double.Parse).ToArray();public string[] StrArr => Str.Split(new[]{' '}, StringSplitOptions.RemoveEmptyEntries);bool eq<T, U>() => typeof(T).Equals(typeof(U));T ct<T, U>(U a) => (T)Convert.ChangeType(a, typeof(T));T cv<T>(string s) => eq<T, int>() ? ct<T, int>(int.Parse(s)): eq<T, long>() ? ct<T, long>(long.Parse(s)): eq<T, double>() ? ct<T, double>(double.Parse(s)): eq<T, char>() ? ct<T, char>(s[0]): ct<T, string>(s);public void Multi<T>(out T a) => a = cv<T>(Str);public void Multi<T, U>(out T a, out U b) {var ar = StrArr; a = cv<T>(ar[0]); b = cv<U>(ar[1]);}public void Multi<T, U, V>(out T a, out U b, out V c) {var ar = StrArr; a = cv<T>(ar[0]); b = cv<U>(ar[1]); c = cv<V>(ar[2]);}public void Multi<T, U, V, W>(out T a, out U b, out V c, out W d) {var ar = StrArr; a = cv<T>(ar[0]); b = cv<U>(ar[1]); c = cv<V>(ar[2]); d = cv<W>(ar[3]);}public void Multi<T, U, V, W, X>(out T a, out U b, out V c, out W d, out X e) {var ar = StrArr;a = cv<T>(ar[0]); b = cv<U>(ar[1]); c = cv<V>(ar[2]); d = cv<W>(ar[3]); e = cv<X>(ar[4]);}public void Multi<T, U, V, W, X, Y>(out T a, out U b, out V c, out W d, out X e, out Y f) {var ar = StrArr;a = cv<T>(ar[0]); b = cv<U>(ar[1]); c = cv<V>(ar[2]);d = cv<W>(ar[3]); e = cv<X>(ar[4]); f = cv<Y>(ar[5]);}}