Conditional Formatting Duplicate and Unique Values

Output: ConditionalFormattingDuplicateUnique.xlsx

public void Run()
{
    var workbook = new Workbook();
    var worksheet = workbook.Worksheets[0];
    worksheet.Columns[0].WidthCharacters = 55;
    worksheet.Columns.SetWidthCharacters("B", "F", 5);

    worksheet["A1"].Value = "Duplicate Numbers";
    worksheet.GetRange("B1:F1").SetValue(new[] { 1, 2, 3, 4, 1 });
    var ruleB1 = worksheet.ConditionalFormattings.AddDuplicateValues("B1:F1");
    ruleB1.Fill = CellFill.CreateSolidFill(SpreadsheetColor.Accent3);

    worksheet["A2"].Value = "Unique Numbers";
    worksheet.GetRange("B2:F2").SetValue(new[] { 1, 2, 3, 4, 1 });
    var ruleB2 = worksheet.ConditionalFormattings.AddUniqueValues("B2:F2");
    ruleB2.Fill = CellFill.CreateSolidFill(SpreadsheetColor.Accent2);

    worksheet["A3"].Value = "Duplicate Text";
    worksheet.GetRange("B3:F3").SetValue(new [] { "AB", "BC", "CD", "DE", "AB" });
    var ruleB3 = worksheet.ConditionalFormattings.AddDuplicateValues("B3:F3");
    ruleB3.Fill = CellFill.CreateSolidFill(SpreadsheetColor.Accent3);

    worksheet["A4"].Value = "Unique Text";
    worksheet.GetRange("B4:F4").SetValue(new[] { "AB", "BC", "CD", "DE", "AB" });
    var ruleB4 = worksheet.ConditionalFormattings.AddUniqueValues("B4:F4");
    ruleB4.Fill = CellFill.CreateSolidFill(SpreadsheetColor.Accent2);

    workbook.SaveAs("ConditionalFormattingDuplicateUnique.xlsx");
}