chore: import upstream snapshot with attribution

curriculum/challenges/english/blocks/write-your-first-code-using-c-sharp/647e235a8acb466c97ccbf00.md

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+---
+id: 647e235a8acb466c97ccbf00
+title: Guided Project - Calculate and Print Student Grades
+challengeType: 19
+dashedName: guided-project-calculate-and-print-student-grades
+---
+
+# --description--
+
+This challenge will be partially completed on the Microsoft Learn platform. Follow these instructions to complete the challenge:
+
+1. Go to <a href="https://learn.microsoft.com/training/modules/guided-project-calculate-print-student-grades/" target="_blank" rel="noreferrer">https://learn.microsoft.com/training/modules/guided-project-calculate-print-student-grades/</a> and complete all the tasks for the "Guided Project - Calculate and Print Student Grades" module. This is **required** to earn the "Write Your First Code Using C#" trophy on Microsoft Learn, and qualify for the certification exam.
+1. When you are finished, come back and correctly answer the question below.
+
+# --assignment--
+
+Complete the <a href="https://learn.microsoft.com/training/modules/guided-project-calculate-print-student-grades/" target="_blank" rel="noreferrer">Calculate and Print Student Grades</a> guided project on Microsoft Learn. Then, answer the question below.
+
+# --questions--
+
+## --text--
+
+What is wrong with the following code?
+
+```csharp
+int sophiaSum;
+Console.WriteLine("Sophia: " + sophiaSum);
+```
+
+## --answers--
+
+`sophiaSum` is not initialized before use
+
+---
+
+`sophiaSum` is not implicitly typed to a string
+
+---
+
+`sophiaSum` should use the var keyword
+
+## --video-solution--
+
+1

curriculum/challenges/english/blocks/write-your-first-code-using-c-sharp/647e236d8acb466c97ccbf01.md

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+---
+id: 647e236d8acb466c97ccbf01
+title: Guided Project - Calculate Final GPA
+challengeType: 19
+dashedName: guided-project-calculate-final-gpa
+---
+
+# --description--
+
+This challenge will be partially completed on the Microsoft Learn platform. Follow these instructions to complete the challenge:
+
+1. Go to <a href="https://learn.microsoft.com/training/modules/guided-project-calculate-final-gpa/" target="_blank" rel="noreferrer">https://learn.microsoft.com/training/modules/guided-project-calculate-final-gpa/</a> and complete all the tasks for the "Guided Project - Calculate Final GPA" module. This is **required** to earn the "Write Your First Code Using C#" trophy on Microsoft Learn, and qualify for the certification exam.
+1. When you are finished, come back and correctly answer the question below.
+
+# --assignment--
+
+Complete the <a href="https://learn.microsoft.com/training/modules/guided-project-calculate-final-gpa/" target="_blank" rel="noreferrer">Calculate Final GPA</a> guided project on Microsoft Learn. Then, answer the question below.
+
+# --questions--
+
+## --text--
+
+Suppose `decimal gradePointAverage = 3.99872831m;`.
+
+What is the value of `(int) gradePointAverage`?
+
+## --answers--
+
+3.99
+
+---
+
+4
+
+---
+
+3
+
+## --video-solution--
+
+3

curriculum/challenges/english/blocks/write-your-first-code-using-c-sharp/647e23788acb466c97ccbf02.md

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+---
+id: 647e23788acb466c97ccbf02
+title: Perform Basic Operations on Numbers in C#
+challengeType: 19
+dashedName: perform-basic-operations-on-numbers-in-c-sharp
+---
+
+# --description--
+
+This challenge will be partially completed on the Microsoft Learn platform. Follow these instructions to complete the challenge:
+
+1. Go to <a href="https://learn.microsoft.com/training/modules/csharp-basic-operations/" target="_blank" rel="noreferrer">https://learn.microsoft.com/training/modules/csharp-basic-operations/</a> and complete all the tasks for the "Perform Basic Operations on Numbers in C#" module. This is **required** to earn the "Write Your First Code Using C#" trophy on Microsoft Learn, and qualify for the certification exam.
+1. When you are finished, come back and correctly answer the question below.
+
+# --assignment--
+
+Complete the <a href="https://learn.microsoft.com/training/modules/csharp-basic-operations/" target="_blank" rel="noreferrer">Perform Basic Operations on Numbers in C#</a> module on Microsoft Learn. Then, answer the question below.
+
+# --questions--
+
+## --text--
+
+What is the value of the following result?
+
+```csharp
+int result = 3 + 1 * 5 / 2;
+```
+
+## --answers--
+
+10
+
+---
+
+5
+
+---
+
+6
+
+## --video-solution--
+
+2

curriculum/challenges/english/blocks/write-your-first-code-using-c-sharp/647e23828acb466c97ccbf03.md

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+---
+id: 647e23828acb466c97ccbf03
+title: Perform Basic String Formatting in C#
+challengeType: 19
+dashedName: perform-basic-string-formatting-in-c-sharp
+---
+
+# --description--
+
+This challenge will be partially completed on the Microsoft Learn platform. Follow these instructions to complete the challenge:
+
+1. Go to <a href="https://learn.microsoft.com/training/modules/csharp-basic-formatting/" target="_blank" rel="noreferrer">https://learn.microsoft.com/training/modules/csharp-basic-formatting/</a> and complete all the tasks for the "Perform Basic String Formatting in C#" module. This is **required** to earn the "Write Your First Code Using C#" trophy on Microsoft Learn, and qualify for the certification exam.
+1. When you are finished, come back and correctly answer the question below.
+
+# --assignment--
+
+Complete the <a href="https://learn.microsoft.com/training/modules/csharp-basic-formatting/" target="_blank" rel="noreferrer">Perform Basic String Formatting in C#</a> module on Microsoft Learn. Then, answer the question below.
+
+# --questions--
+
+## --text--
+
+Which of the following lines of code correctly uses string interpolation assuming that the variable `value` is a string?
+
+## --answers--
+
+`Console.WriteLine(@"My value: {value}");`
+
+---
+
+`Console.WriteLine($"My value: {value}");`
+
+---
+
+`Console.WriteLine(@"My value: [value]");`
+
+## --video-solution--
+
+2

curriculum/challenges/english/blocks/write-your-first-code-using-c-sharp/647e238f8acb466c97ccbf04.md

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+---
+id: 647e238f8acb466c97ccbf04
+title: Store and Retrieve Data Using Literal and Variable Values in C#
+challengeType: 19
+dashedName: store-and-retrieve-data-using-literal-and-variable-values-in-c-sharp
+---
+
+# --description--
+
+This challenge will be partially completed on the Microsoft Learn platform. Follow these instructions to complete the challenge:
+
+1. Go to <a href="https://learn.microsoft.com/training/modules/csharp-literals-variables/" target="_blank" rel="noreferrer">https://learn.microsoft.com/training/modules/csharp-literals-variables/</a> and complete all the tasks for the "Store and Retrieve Data Using Literal and Variable Values in C#" module. This is **required** to earn the "Write Your First Code Using C#" trophy on Microsoft Learn, and qualify for the certification exam.
+1. When you are finished, come back and correctly answer the question below.
+
+# --assignment--
+
+Complete the <a href="https://learn.microsoft.com/training/modules/csharp-literals-variables/" target="_blank" rel="noreferrer">Store and Retrieve Data Using Literal and Variable Values in C#</a> module on Microsoft Learn. Then, answer the question below.
+
+# --questions--
+
+## --text--
+
+Which of the following lines of code creates a variable correctly?
+
+## --answers--
+
+`int x = 12.3m;`
+
+---
+
+`decimal x = 12.3m;`
+
+---
+
+`bool x = 'False';`
+
+## --video-solution--
+
+2

curriculum/challenges/english/blocks/write-your-first-code-using-c-sharp/647e239e8acb466c97ccbf05.md

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+---
+id: 647e239e8acb466c97ccbf05
+title: Write Your First C# Code
+challengeType: 19
+dashedName: write-your-first-c-sharp-code
+---
+
+# --description--
+
+This challenge will be partially completed on the Microsoft Learn platform. Follow these instructions to complete the challenge:
+
+1. Go to <a href="https://learn.microsoft.com/training/modules/csharp-write-first/" target="_blank" rel="noreferrer">https://learn.microsoft.com/training/modules/csharp-write-first/</a> and complete all the tasks in the "Write Your First C# Code" module. This is **required** to earn the "Write Your First Code Using C#" trophy on Microsoft Learn, and qualify for the certification exam.
+1. When you are finished, come back and correctly answer the question below.
+
+# --assignment--
+
+Complete the <a href="https://learn.microsoft.com/training/modules/csharp-write-first/" target="_blank" rel="noreferrer">Write Your First C# Code</a> module on Microsoft Learn. Then, answer the question below.
+
+# --questions--
+
+## --text--
+
+What is the difference between `Console.Write` and `Console.WriteLine`?
+
+## --answers--
+
+`Console.Write` prints the output on a new line.
+
+---
+
+`Console.WriteLine` prints the output on a new line.
+
+---
+
+`Console.WriteLine` appends a new line after the output.
+
+## --video-solution--
+
+3

curriculum/challenges/english/blocks/write-your-first-code-using-c-sharp/647f85d407d29547b3bee1bb.md

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+---
+id: 647f85d407d29547b3bee1bb
+title: Trophy - Write Your First Code Using C#
+challengeType: 18
+dashedName: trophy-write-your-first-code-using-c-sharp
+msTrophyId: learn.wwl.get-started-c-sharp-part-1.trophy
+---
+
+# --description--
+
+Now that you've completed all of the "Write Your First Code Using C#" challenges, you should have earned the trophy for it on the Microsoft Learn platform. If you don't see this trophy when viewing <a href="https://learn.microsoft.com/users/me/achievements#trophies-section" target="_blank" rel="noreferrer">your achievements page</a>, you have not completed all the tasks and your trophy cannot be verified.
+
+Link your Microsoft username to your freeCodeCamp account and click the "Verify Trophy" button below to complete the challenge. This trophy is **required** to qualify for the certification exam.