968947-Add KB for compute grades based on score thresholds

Use Cases/Student Rank/.NET/StudentRank/StudentRank.sln

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+
+Microsoft Visual Studio Solution File, Format Version 12.00
+# Visual Studio Version 17
+VisualStudioVersion = 17.14.36221.1 d17.14
+MinimumVisualStudioVersion = 10.0.40219.1
+Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "StudentRank", "StudentRank\StudentRank.csproj", "{74DF17A2-0297-4BA1-A7BE-C8E5FF2186E2}"
+EndProject
+Global
+	GlobalSection(SolutionConfigurationPlatforms) = preSolution
+		Debug|Any CPU = Debug|Any CPU
+		Release|Any CPU = Release|Any CPU
+	EndGlobalSection
+	GlobalSection(ProjectConfigurationPlatforms) = postSolution
+		{74DF17A2-0297-4BA1-A7BE-C8E5FF2186E2}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
+		{74DF17A2-0297-4BA1-A7BE-C8E5FF2186E2}.Debug|Any CPU.Build.0 = Debug|Any CPU
+		{74DF17A2-0297-4BA1-A7BE-C8E5FF2186E2}.Release|Any CPU.ActiveCfg = Release|Any CPU
+		{74DF17A2-0297-4BA1-A7BE-C8E5FF2186E2}.Release|Any CPU.Build.0 = Release|Any CPU
+	EndGlobalSection
+	GlobalSection(SolutionProperties) = preSolution
+		HideSolutionNode = FALSE
+	EndGlobalSection
+	GlobalSection(ExtensibilityGlobals) = postSolution
+		SolutionGuid = {729FF827-E15D-4257-A56F-BC88645126FA}
+	EndGlobalSection
+EndGlobal

Use Cases/Student Rank/.NET/StudentRank/StudentRank/Program.cs

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+using Syncfusion.XlsIO;
+
+class Program
+{
+    public static void Main(string[] args)
+    {
+        using (ExcelEngine excelEngine = new ExcelEngine())
+        {
+            IApplication application = excelEngine.Excel;
+            application.DefaultVersion = ExcelVersion.Xlsx;
+            FileStream inputStream = new FileStream(Path.GetFullPath(@"Data/Input.xlsx"), FileMode.Open, FileAccess.Read);
+            IWorkbook workbook = application.Workbooks.Open(inputStream);
+            IWorksheet worksheet = workbook.Worksheets[0];
+
+            worksheet["E1"].Text = "Rank";
+            worksheet["E1"].CellStyle.Font.Bold = true;
+
+            //Apply grading logic using nested IF formulas
+            worksheet["E2"].Formula = "=IF(D2>=270,\"A\", IF(D2>=250,\"B\", IF(D2>=230,\"C\",\"D\")))";
+            worksheet["E3"].Formula = "=IF(D3>=270,\"A\", IF(D3>=250,\"B\", IF(D3>=230,\"C\",\"D\")))";
+            worksheet["E4"].Formula = "=IF(D4>=270,\"A\", IF(D4>=250,\"B\", IF(D4>=230,\"C\",\"D\")))";
+            worksheet["E5"].Formula = "=IF(D5>=270,\"A\", IF(D5>=250,\"B\", IF(D5>=230,\"C\",\"D\")))";
+            worksheet["E6"].Formula = "=IF(D6>=270,\"A\", IF(D6>=250,\"B\", IF(D6>=230,\"C\",\"D\")))";
+            worksheet["E7"].Formula = "=IF(D7>=270,\"A\", IF(D7>=250,\"B\", IF(D7>=230,\"C\",\"D\")))";
+
+            //Align given range to the right
+            worksheet.Range["E2:E7"].CellStyle.HorizontalAlignment = ExcelHAlign.HAlignRight;
+
+            //Saving the workbook 
+            FileStream outputStream = new FileStream(Path.GetFullPath("Output/Output.xlsx"), FileMode.Create, FileAccess.ReadWrite);
+            workbook.SaveAs(outputStream);
+
+            //Dispose streams
+            outputStream.Dispose();
+            inputStream.Dispose();
+        }
+    }
+}

Use Cases/Student Rank/.NET/StudentRank/StudentRank/StudentRank.csproj

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+<Project Sdk="Microsoft.NET.Sdk">
+
+  <PropertyGroup>
+    <OutputType>Exe</OutputType>
+    <TargetFramework>net9.0</TargetFramework>
+    <ImplicitUsings>enable</ImplicitUsings>
+    <Nullable>enable</Nullable>
+  </PropertyGroup>
+
+  <ItemGroup>
+    <PackageReference Include="Syncfusion.XlsIO.Net.Core" Version="*" />
+  </ItemGroup>
+
+  <ItemGroup>
+	<None Update="Output\*">
+		<CopyToOutputDirectory>Always</CopyToOutputDirectory>
+	</None>
+  </ItemGroup>
+
+</Project>