Submission #2245463
Source Code Expand
using System; using System.Collections.Generic; using System.Linq; using System.Text; using System.Diagnostics; using System.IO; namespace AtCoder { class Program { private static string Read() { return Console.ReadLine(); } private static int ReadInt() { return int.Parse(Read()); } private static long ReadLong() { return long.Parse(Read()); } private static double ReadDouble() { return double.Parse(Read()); } private static int[] ReadInts() { return Array.ConvertAll(Read().Split(), int.Parse); } private static long[] ReadLongs() { return Array.ConvertAll(Read().Split(), long.Parse); } private static double[] ReadDoubles() { return Array.ConvertAll(Read().Split(), double.Parse); } private static long Solve(int N, long[] A) { var dict = new Dictionary<long, int>(); foreach (long a in A) { if (!dict.ContainsKey(a)) { dict[a] = 0; } ++dict[a]; } var X = dict.Where(pair => pair.Value >= 2).OrderByDescending(pair => pair.Key); if (X.Count() == 0) { return 0; } var x = X.First(); dict[x.Key] -= 2; var Y = dict.Where(pair => pair.Value >= 2).OrderByDescending(pair => pair.Key); if (Y.Count() == 0) { return 0; } var y = Y.First(); return x.Key * y.Key; } static void Main(string[] args) { int N = ReadInt(); long[] A = ReadLongs(); Console.WriteLine(Solve(N, A)); } } }
Submission Info
Submission Time | |
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Task | C - Make a Rectangle |
User | M_Saito |
Language | C# (Mono 4.6.2.0) |
Score | 300 |
Code Size | 1654 Byte |
Status | AC |
Exec Time | 165 ms |
Memory | 30176 KB |
Judge Result
Set Name | Sample | All | ||||
---|---|---|---|---|---|---|
Score / Max Score | 0 / 0 | 300 / 300 | ||||
Status |
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Set Name | Test Cases |
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Sample | sample1.txt, sample2.txt, sample3.txt |
All | sample1.txt, sample2.txt, sample3.txt, 1.txt, 2.txt, 3.txt, 4.txt, 5.txt, 6.txt, 7.txt, 8.txt, 9.txt, sample1.txt, sample2.txt, sample3.txt |
Case Name | Status | Exec Time | Memory |
---|---|---|---|
1.txt | AC | 133 ms | 30176 KB |
2.txt | AC | 54 ms | 14432 KB |
3.txt | AC | 97 ms | 24544 KB |
4.txt | AC | 165 ms | 26976 KB |
5.txt | AC | 55 ms | 16480 KB |
6.txt | AC | 80 ms | 19424 KB |
7.txt | AC | 81 ms | 19424 KB |
8.txt | AC | 49 ms | 11744 KB |
9.txt | AC | 58 ms | 19808 KB |
sample1.txt | AC | 29 ms | 13396 KB |
sample2.txt | AC | 28 ms | 11360 KB |
sample3.txt | AC | 33 ms | 11476 KB |