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Initial data commit

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Ingy döt Net 2023-07-01 11:58:00 -04:00
parent 72d218235f
commit f23f22d71c
199087 changed files with 3378941 additions and 0 deletions
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41
Task/Find-the-missing-permutation/C-sharp/find-the-missing-permutation-1.cs Normal file
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using System;
using System.Collections.Generic;
namespace MissingPermutation
{
class Program
{
static void Main()
{
string[] given = new string[] { "ABCD", "CABD", "ACDB", "DACB",
"BCDA", "ACBD", "ADCB", "CDAB",
"DABC", "BCAD", "CADB", "CDBA",
"CBAD", "ABDC", "ADBC", "BDCA",
"DCBA", "BACD", "BADC", "BDAC",
"CBDA", "DBCA", "DCAB" };
List<string> result = new List<string>();
permuteString(ref result, "", "ABCD");
foreach (string a in result)
if (Array.IndexOf(given, a) == -1)
Console.WriteLine(a + " is a missing Permutation");
}
public static void permuteString(ref List<string> result, string beginningString, string endingString)
{
if (endingString.Length <= 1)
{
result.Add(beginningString + endingString);
}
else
{
for (int i = 0; i < endingString.Length; i++)
{
string newString = endingString.Substring(0, i) + endingString.Substring(i + 1);
permuteString(ref result, beginningString + (endingString.ToCharArray())[i], newString);
}
}
}
}
}

19
Task/Find-the-missing-permutation/C-sharp/find-the-missing-permutation-2.cs Normal file
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using System;
using System.Linq;
public class Test
{
public static void Main()
{
var input = new [] {"ABCD","CABD","ACDB","DACB","BCDA",
"ACBD","ADCB","CDAB","DABC","BCAD","CADB",
"CDBA","CBAD","ABDC","ADBC","BDCA","DCBA",
"BACD","BADC","BDAC","CBDA","DBCA","DCAB"};
int[] values = {0,0,0,0};
foreach (string s in input)
for (int i = 0; i < 4; i++)
values[i] ^= s[i];
Console.WriteLine(string.Join("", values.Select(i => (char)i)));
}
}