This code checks for intersection elements (common elements) between two...

August 26, 2025 at 02:56 PM

a = [1,2<!DOCTYPE html>
<html lang="en">
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    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Franklin D. Roosevelt Quotes</title>
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            background-color: #f0f4f8;
            color: #333;
            display: flex;
            justify-content: center;
            align-items: center;
            min-height: 100vh;
            padding: 2rem;
            line-height: 1.6;
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        .container {
            max-width: 48rem;
            width: 100%;
            background-color: #fff;
            border-radius: 1.5rem;
            box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1);
            padding: 2.5rem;
            border-top: 8px solid #3b82f6;
        }
        .quote-block {
            border-left: 4px solid #3b82f6;
            padding-left: 1.5rem;
            margin-bottom: 2rem;
        }
        .quote-text {
            font-size: 1.25rem;
            font-weight: 400;
            font-style: italic;
            color: #1f2937;
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        .quote-source {
            font-weight: 700;
            color: #6b7280;
            margin-top: 0.5rem;
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        h1 {
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    <div class="container">
        <h1 class="text-3xl font-bold text-center text-blue-600 mb-8">Notable Quotes from Franklin D. Roosevelt</h1>
        
        <!-- Quote 1 -->
        <div class="quote-block">
            <p class="quote-text">
                "The only thing we have to fear is fear itself—nameless, unreasoning, unjustified terror which paralyzes needed efforts to convert retreat into advance."
            </p>
            <p class="quote-source">&mdash; First Inaugural Address, March 4, 1933</p>
        </div>

        <!-- Quote 2 -->
        <div class="quote-block">
            <p class="quote-text">
                "We must be the great arsenal of democracy."
            </p>
            <p class="quote-source">&mdash; Fireside Chat, December 29, 1940</p>
        </div>

        <!-- Quote 3 -->
        <div class="quote-block">
            <p class="quote-text">
                "I see one-third of a nation ill-housed, ill-clad, and ill-nourished."
            </p>
            <p class="quote-source">&mdash; Second Inaugural Address, January 20, 1937</p>
        </div>

        <!-- Quote 4 -->
        <div class="quote-block">
            <p class="quote-text">
                "The test of our progress is not whether we add more to the abundance of those who have much; it is whether we provide enough for those who have too little."
            </p>
            <p class="quote-source">&mdash; Second Inaugural Address, January 20, 1937</p>
        </div>

        <!-- Quote 5 -->
        <div class="quote-block">
            <p class="quote-text">
                "True individual freedom cannot exist without economic security and independence."
            </p>
            <p class="quote-source">&mdash; Message to Congress on the State of the Union, January 11, 1944</p>
        </div>

        <div class="mt-8 p-4 bg-blue-100 border border-blue-300 rounded-lg text-sm text-gray-700">
            <p>This infographic highlights some of Franklin D. Roosevelt's most famous quotes, which reflect his political philosophy focused on collective action, social welfare, and economic security. The quotes are presented in a clean, modern layout designed for easy readability on any device.</p>
        </div>
    </div>

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,3]  
b = [2,3,4]
c = set(a) & set(b)

This code checks for intersection elements (common elements) between two lists a and b, and stores the result in the set c. Here's what happens:

a = [1,2<!DOCTYPE ... >,3]:
- This line is improperly structured. It appears there's an attempt to initiate a list mixed with HTML code, which will likely result in a syntax error when executed. Specifically, the invalid portion (HTML content) would cause the code to fail.
b = [2,3,4]:
- This initializes a valid list containing integers 2, 3, and 4.
c = set(a) & set(b):
- This attempts to convert both a and b to sets and calculates the intersection (&) of the two sets, which represents the common elements between them.
- Due to the invalid definition of a, this line would not execute properly.

Summary

The code is not valid due to the improper construction of a. If a were properly defined as a valid list (e.g., a = [1, 2, 3]), it would find common elements between a and b. For example, with a = [1, 2, 3] and b = [2, 3, 4], c would result in {2, 3}.

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