10 lines
1.4 KiB
HTML
10 lines
1.4 KiB
HTML
<!doctype html><html lang="en"><meta charset="utf-8"><title>Values and decisions</title><h1>Values and decisions</h1><p>15-minute session: read for 3 minutes, trace for 3, experiment for 7, and complete the check for 2. Spend longer whenever you need.</p><p>A decision chooses which statements run. The policy here is “ready at 80 or higher.” Trace 85, 79, 80, and 81 before running each case. The comparison includes 80. A program that prints the right answer for 85 may still be wrong at the boundary. Add a separate check rejecting scores below 0 or above 100; rejection and needing practice mean different things.</p><p><code>Main</code> is the entry method inside <code>Program</code>. <code>Console.WriteLine</code> prints a line. A class instance can have several references to the same object; assigning a reference does not clone the object.</p><pre><code class="language-csharp">using System;
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using System.Collections.Generic;
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class Program {
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static void Main() {
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int score = 85;
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Console.WriteLine(score >= 80 ? "Ready" : "Practice");
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}
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}
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</code></pre><p><strong>Expected result:</strong> <code>Ready</code></p><h3>Practice and evidence</h3><p>Keep three notes: your prediction, the actual result, and why they match or differ. The completion check grades understanding; the practice task builds skill.</p><p><a href="https://learn.microsoft.com/en-us/dotnet/csharp/tour-of-csharp/">Language reference</a></p></html> |