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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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49
Task/Run-length-encoding/C-sharp/run-length-encoding-4.cs Normal file
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public static void Main(string[] args)
{
string input = "WWWWWWWWWWWWBWWWWWWWWWWWWBBBWWWWWWWWWWWWWWWWWWWWWWWWBWWWWWWWWWWWWWW";
Console.WriteLine(Encode(input));//Outputs: 12W1B12W3B24W1B14W
Console.WriteLine(Decode(Encode(input)));//Outputs: WWWWWWWWWWWWBWWWWWWWWWWWWBBBWWWWWWWWWWWWWWWWWWWWWWWWBWWWWWWWWWWWWWW
Console.ReadLine();
}
public static string Encode(string s)
{
StringBuilder sb = new StringBuilder();
int count = 1;
char current =s[0];
for(int i = 1; i < s.Length;i++)
{
if (current == s[i])
{
count++;
}
else
{
sb.AppendFormat("{0}{1}", count, current);
count = 1;
current = s[i];
}
}
sb.AppendFormat("{0}{1}", count, current);
return sb.ToString();
}
public static string Decode(string s)
{
string a = "";
int count = 0;
StringBuilder sb = new StringBuilder();
char current = char.MinValue;
for(int i = 0; i < s.Length; i++)
{
current = s[i];
if (char.IsDigit(current))
a += current;
else
{
count = int.Parse(a);
a = "";
for (int j = 0; j < count; j++)
sb.Append(current);
}
}
return sb.ToString();
}