chatgptday05.cs

// Create a list to store the containers
List<List<string>> containers = new List<List<string>>();

// Split the input string into lines
string[] lines = input.Split('\n');

// Loop through each column in the input
for (int col = 0; col < 35; col += 4)
{
    // Create a list to store the entries in the current column
    List<string> columnEntries = new List<string>();

    // Loop through each line in the input
    for (int row = 0; row < lines.Length; row++)
    {
        // If the line is the container ID row, we are done
        if (lines[row].Trim().StartsWith("1"))
        {
            break;
        }

        // Split the current line into individual characters
        string[] chars = lines[row].Split(' ');

        // Ignore empty entries
        if (chars[col] == "")
        {
            continue;
        }

        // Add the character at the current column to the list of entries for the current column
        columnEntries.Add(chars[col]);
    }

    // Add the list of entries for the current column to the list of containers
    containers.Add(columnEntries);
}