# Test page

# picture

# math

$$ \varphi = 1+\frac{1} {1+\frac{1} {1+\frac{1} {1+\cdots} } } $$

# code

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#include "bits/stdc++.h"

using namespace std;

int main() {
    cout << "Hello World!" << endl;

    return 0;
}

# Test $\LaTeX$

# $\frac{2}{3}$