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	<id>https://wiki.universitas.ro/index.php?action=history&amp;feed=atom&amp;title=3124_-_Patrat_Magic_0</id>
	<title>3124 - Patrat Magic 0 - Revision history</title>
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	<updated>2026-06-17T05:23:52Z</updated>
	<subtitle>Revision history for this page on the wiki</subtitle>
	<generator>MediaWiki 1.42.1</generator>
	<entry>
		<id>https://wiki.universitas.ro/index.php?title=3124_-_Patrat_Magic_0&amp;diff=8750&amp;oldid=prev</id>
		<title>Hotico Iulia Denisa: /* Enunt */</title>
		<link rel="alternate" type="text/html" href="https://wiki.universitas.ro/index.php?title=3124_-_Patrat_Magic_0&amp;diff=8750&amp;oldid=prev"/>
		<updated>2024-01-01T21:37:10Z</updated>

		<summary type="html">&lt;p&gt;&lt;span dir=&quot;auto&quot;&gt;&lt;span class=&quot;autocomment&quot;&gt;Enunt&lt;/span&gt;&lt;/span&gt;&lt;/p&gt;
&lt;table style=&quot;background-color: #fff; color: #202122;&quot; data-mw=&quot;interface&quot;&gt;
				&lt;col class=&quot;diff-marker&quot; /&gt;
				&lt;col class=&quot;diff-content&quot; /&gt;
				&lt;col class=&quot;diff-marker&quot; /&gt;
				&lt;col class=&quot;diff-content&quot; /&gt;
				&lt;tr class=&quot;diff-title&quot; lang=&quot;en&quot;&gt;
				&lt;td colspan=&quot;2&quot; style=&quot;background-color: #fff; color: #202122; text-align: center;&quot;&gt;← Older revision&lt;/td&gt;
				&lt;td colspan=&quot;2&quot; style=&quot;background-color: #fff; color: #202122; text-align: center;&quot;&gt;Revision as of 21:37, 1 January 2024&lt;/td&gt;
				&lt;/tr&gt;&lt;tr&gt;&lt;td colspan=&quot;2&quot; class=&quot;diff-lineno&quot; id=&quot;mw-diff-left-l1&quot;&gt;Line 1:&lt;/td&gt;
&lt;td colspan=&quot;2&quot; class=&quot;diff-lineno&quot;&gt;Line 1:&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;== Enunt ==&lt;/div&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;== Enunt ==&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&quot;diff-marker&quot; data-marker=&quot;−&quot;&gt;&lt;/td&gt;&lt;td style=&quot;color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #ffe49c; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;Un Pătrat Magic este un pătrat ce conține numerele de la 1 la &lt;del style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;&amp;lt;math&amp;gt;&lt;/del&gt;n^2 &lt;del style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;&amp;lt;math/&amp;gt;&lt;/del&gt;în care sumele fiecăror linii, coloane și a celor două diagonale sunt egale. Această sumă se mai numește și constanta pătratului magic.&lt;/div&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot; data-marker=&quot;+&quot;&gt;&lt;/td&gt;&lt;td style=&quot;color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;Un Pătrat Magic este un pătrat ce conține numerele de la 1 la n^2 în care sumele fiecăror linii, coloane și a celor două diagonale sunt egale. Această sumă se mai numește și constanta pătratului magic.&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;br&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;br&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;== Cerința ==&lt;/div&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;== Cerința ==&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;/table&gt;</summary>
		<author><name>Hotico Iulia Denisa</name></author>
	</entry>
	<entry>
		<id>https://wiki.universitas.ro/index.php?title=3124_-_Patrat_Magic_0&amp;diff=8749&amp;oldid=prev</id>
		<title>Hotico Iulia Denisa: /* Enunt */</title>
		<link rel="alternate" type="text/html" href="https://wiki.universitas.ro/index.php?title=3124_-_Patrat_Magic_0&amp;diff=8749&amp;oldid=prev"/>
		<updated>2024-01-01T21:36:49Z</updated>

		<summary type="html">&lt;p&gt;&lt;span dir=&quot;auto&quot;&gt;&lt;span class=&quot;autocomment&quot;&gt;Enunt&lt;/span&gt;&lt;/span&gt;&lt;/p&gt;
&lt;table style=&quot;background-color: #fff; color: #202122;&quot; data-mw=&quot;interface&quot;&gt;
				&lt;col class=&quot;diff-marker&quot; /&gt;
				&lt;col class=&quot;diff-content&quot; /&gt;
				&lt;col class=&quot;diff-marker&quot; /&gt;
				&lt;col class=&quot;diff-content&quot; /&gt;
				&lt;tr class=&quot;diff-title&quot; lang=&quot;en&quot;&gt;
				&lt;td colspan=&quot;2&quot; style=&quot;background-color: #fff; color: #202122; text-align: center;&quot;&gt;← Older revision&lt;/td&gt;
				&lt;td colspan=&quot;2&quot; style=&quot;background-color: #fff; color: #202122; text-align: center;&quot;&gt;Revision as of 21:36, 1 January 2024&lt;/td&gt;
				&lt;/tr&gt;&lt;tr&gt;&lt;td colspan=&quot;2&quot; class=&quot;diff-lineno&quot; id=&quot;mw-diff-left-l1&quot;&gt;Line 1:&lt;/td&gt;
&lt;td colspan=&quot;2&quot; class=&quot;diff-lineno&quot;&gt;Line 1:&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;== Enunt ==&lt;/div&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;== Enunt ==&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&quot;diff-marker&quot; data-marker=&quot;−&quot;&gt;&lt;/td&gt;&lt;td style=&quot;color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #ffe49c; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;Un Pătrat Magic este un pătrat ce conține numerele de la 1 la &amp;lt;math&amp;gt;n^2 &amp;lt;math&lt;del style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;\&lt;/del&gt;&amp;gt;în care sumele fiecăror linii, coloane și a celor două diagonale sunt egale. Această sumă se mai numește și constanta pătratului magic.&lt;/div&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot; data-marker=&quot;+&quot;&gt;&lt;/td&gt;&lt;td style=&quot;color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;Un Pătrat Magic este un pătrat ce conține numerele de la 1 la &amp;lt;math&amp;gt;n^2 &amp;lt;math&lt;ins style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;/&lt;/ins&gt;&amp;gt;în care sumele fiecăror linii, coloane și a celor două diagonale sunt egale. Această sumă se mai numește și constanta pătratului magic.&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;br&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;br&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;== Cerința ==&lt;/div&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;== Cerința ==&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;/table&gt;</summary>
		<author><name>Hotico Iulia Denisa</name></author>
	</entry>
	<entry>
		<id>https://wiki.universitas.ro/index.php?title=3124_-_Patrat_Magic_0&amp;diff=8748&amp;oldid=prev</id>
		<title>Hotico Iulia Denisa: /* Enunt */</title>
		<link rel="alternate" type="text/html" href="https://wiki.universitas.ro/index.php?title=3124_-_Patrat_Magic_0&amp;diff=8748&amp;oldid=prev"/>
		<updated>2024-01-01T21:36:36Z</updated>

		<summary type="html">&lt;p&gt;&lt;span dir=&quot;auto&quot;&gt;&lt;span class=&quot;autocomment&quot;&gt;Enunt&lt;/span&gt;&lt;/span&gt;&lt;/p&gt;
&lt;table style=&quot;background-color: #fff; color: #202122;&quot; data-mw=&quot;interface&quot;&gt;
				&lt;col class=&quot;diff-marker&quot; /&gt;
				&lt;col class=&quot;diff-content&quot; /&gt;
				&lt;col class=&quot;diff-marker&quot; /&gt;
				&lt;col class=&quot;diff-content&quot; /&gt;
				&lt;tr class=&quot;diff-title&quot; lang=&quot;en&quot;&gt;
				&lt;td colspan=&quot;2&quot; style=&quot;background-color: #fff; color: #202122; text-align: center;&quot;&gt;← Older revision&lt;/td&gt;
				&lt;td colspan=&quot;2&quot; style=&quot;background-color: #fff; color: #202122; text-align: center;&quot;&gt;Revision as of 21:36, 1 January 2024&lt;/td&gt;
				&lt;/tr&gt;&lt;tr&gt;&lt;td colspan=&quot;2&quot; class=&quot;diff-lineno&quot; id=&quot;mw-diff-left-l1&quot;&gt;Line 1:&lt;/td&gt;
&lt;td colspan=&quot;2&quot; class=&quot;diff-lineno&quot;&gt;Line 1:&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;== Enunt ==&lt;/div&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;== Enunt ==&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&quot;diff-marker&quot; data-marker=&quot;−&quot;&gt;&lt;/td&gt;&lt;td style=&quot;color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #ffe49c; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;Un Pătrat Magic este un pătrat ce conține numerele de la 1 la n^2 în care sumele fiecăror linii, coloane și a celor două diagonale sunt egale. Această sumă se mai numește și constanta pătratului magic.&lt;/div&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot; data-marker=&quot;+&quot;&gt;&lt;/td&gt;&lt;td style=&quot;color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;Un Pătrat Magic este un pătrat ce conține numerele de la 1 la &lt;ins style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;&amp;lt;math&amp;gt;&lt;/ins&gt;n^2 &lt;ins style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;&amp;lt;math\&amp;gt;&lt;/ins&gt;în care sumele fiecăror linii, coloane și a celor două diagonale sunt egale. Această sumă se mai numește și constanta pătratului magic.&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td colspan=&quot;2&quot; class=&quot;diff-side-deleted&quot;&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot; data-marker=&quot;+&quot;&gt;&lt;/td&gt;&lt;td style=&quot;color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt; &lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;== Cerința ==&lt;/div&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;== Cerința ==&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;Se dă un număr natural n, urmat de o matrice pătratică cu n * n elemente, numere naturale. Să se verifice dacă matricea dată este un pătrat magic.&lt;/div&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;Se dă un număr natural n, urmat de o matrice pătratică cu n * n elemente, numere naturale. Să se verifice dacă matricea dată este un pătrat magic.&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;/table&gt;</summary>
		<author><name>Hotico Iulia Denisa</name></author>
	</entry>
	<entry>
		<id>https://wiki.universitas.ro/index.php?title=3124_-_Patrat_Magic_0&amp;diff=7918&amp;oldid=prev</id>
		<title>Ramona Dragoș: Pagină nouă: == Enunt == Un Pătrat Magic este un pătrat ce conține numerele de la 1 la n^2 în care sumele fiecăror linii, coloane și a celor două diagonale sunt egale. Această sumă se mai numește și constanta pătratului magic. == Cerința == Se dă un număr natural n, urmat de o matrice pătratică cu n * n elemente, numere naturale. Să se verifice dacă matricea dată este un pătrat magic. == Date de intrare == Programul citește de la tastatură numărul n, iar apoi n * n...</title>
		<link rel="alternate" type="text/html" href="https://wiki.universitas.ro/index.php?title=3124_-_Patrat_Magic_0&amp;diff=7918&amp;oldid=prev"/>
		<updated>2023-12-12T17:33:27Z</updated>

		<summary type="html">&lt;p&gt;Pagină nouă: == Enunt == Un Pătrat Magic este un pătrat ce conține numerele de la 1 la n^2 în care sumele fiecăror linii, coloane și a celor două diagonale sunt egale. Această sumă se mai numește și constanta pătratului magic. == Cerința == Se dă un număr natural n, urmat de o matrice pătratică cu n * n elemente, numere naturale. Să se verifice dacă matricea dată este un pătrat magic. == Date de intrare == Programul citește de la tastatură numărul n, iar apoi n * n...&lt;/p&gt;
&lt;p&gt;&lt;b&gt;New page&lt;/b&gt;&lt;/p&gt;&lt;div&gt;== Enunt ==&lt;br /&gt;
Un Pătrat Magic este un pătrat ce conține numerele de la 1 la n^2 în care sumele fiecăror linii, coloane și a celor două diagonale sunt egale. Această sumă se mai numește și constanta pătratului magic.&lt;br /&gt;
== Cerința ==&lt;br /&gt;
Se dă un număr natural n, urmat de o matrice pătratică cu n * n elemente, numere naturale. Să se verifice dacă matricea dată este un pătrat magic.&lt;br /&gt;
== Date de intrare ==&lt;br /&gt;
Programul citește de la tastatură numărul n, iar apoi n * n numere naturale, reprezentând elementele matricei.&lt;br /&gt;
== Date de ieșire ==&lt;br /&gt;
Programul va afișa pe ecran true dacă matricea dată este un pătrat magic sau false dacă nu este.&lt;br /&gt;
== Restricții și precizări ==&lt;br /&gt;
*3 &amp;amp;les; n &amp;amp;les; 500&lt;br /&gt;
*cele n numere citite vor fi mai mici sau egale decât 250.000&lt;br /&gt;
== Exemplu 1 ==&lt;br /&gt;
:Intrare&lt;br /&gt;
:3&lt;br /&gt;
:4 9 2 &lt;br /&gt;
:3 5 7 &lt;br /&gt;
:8 1 6 &lt;br /&gt;
;Ieșire&lt;br /&gt;
:true&lt;br /&gt;
&amp;lt;br&amp;gt;&lt;br /&gt;
== Exemplu 2 ==&lt;br /&gt;
;Intrare&lt;br /&gt;
:3&lt;br /&gt;
:1 2 3&lt;br /&gt;
:1 2 3&lt;br /&gt;
:0 9 1&lt;br /&gt;
;Iesire&lt;br /&gt;
:false&lt;br /&gt;
== Exemplu 3 ==&lt;br /&gt;
; Intrare&lt;br /&gt;
: 2&lt;br /&gt;
; Ieșire&lt;br /&gt;
: Nu au fost respectate cerintele impuse&lt;br /&gt;
&amp;lt;br&amp;gt;&lt;br /&gt;
== Rezolvare ==&lt;br /&gt;
&amp;lt;syntaxhighlight lang=&amp;quot;python&amp;quot; line&amp;gt;&lt;br /&gt;
#3124 - PatratMagic0&lt;br /&gt;
def is_magic_square(n, matrix):&lt;br /&gt;
    # Verificare daca elementele matricei sunt distincte&lt;br /&gt;
    distinct_numbers = set()&lt;br /&gt;
    for row in matrix:&lt;br /&gt;
        for num in row:&lt;br /&gt;
            if num &amp;lt;= 0 or num &amp;gt; n ** 2 or num in distinct_numbers:&lt;br /&gt;
                return False&lt;br /&gt;
            distinct_numbers.add(num)&lt;br /&gt;
&lt;br /&gt;
    # Calcularea constantei magice&lt;br /&gt;
    magic_constant = n * (n ** 2 + 1) // 2&lt;br /&gt;
&lt;br /&gt;
    # Verificare sume pe linii&lt;br /&gt;
    for row in matrix:&lt;br /&gt;
        if sum(row) != magic_constant:&lt;br /&gt;
            return False&lt;br /&gt;
&lt;br /&gt;
    # Verificare sume pe coloane&lt;br /&gt;
    for j in range(n):&lt;br /&gt;
        if sum(matrix[i][j] for i in range(n)) != magic_constant:&lt;br /&gt;
            return False&lt;br /&gt;
&lt;br /&gt;
    # Verificare suma pe diagonala principala&lt;br /&gt;
    if sum(matrix[i][i] for i in range(n)) != magic_constant:&lt;br /&gt;
        return False&lt;br /&gt;
&lt;br /&gt;
    # Verificare suma pe diagonala secundara&lt;br /&gt;
    if sum(matrix[i][n - i - 1] for i in range(n)) != magic_constant:&lt;br /&gt;
        return False&lt;br /&gt;
&lt;br /&gt;
    return True&lt;br /&gt;
&lt;br /&gt;
&lt;br /&gt;
def main():&lt;br /&gt;
    try:&lt;br /&gt;
        # Citirea datelor de intrare&lt;br /&gt;
        n = int(input(&amp;quot;Introduceti n: &amp;quot;))&lt;br /&gt;
        if not (3 &amp;lt;= n &amp;lt;= 500):&lt;br /&gt;
            raise ValueError(&amp;quot;Nu a fost respectata restrangerea pentru n.&amp;quot;)&lt;br /&gt;
&lt;br /&gt;
        matrix = []&lt;br /&gt;
        print(&amp;quot;Introduceti elementele matricei:&amp;quot;)&lt;br /&gt;
        for _ in range(n):&lt;br /&gt;
            row = list(map(int, input().split()))&lt;br /&gt;
            if len(row) != n or any(num &amp;gt; 250000 for num in row):&lt;br /&gt;
                raise ValueError(&amp;quot;Nu au fost respectate cerintele impuse.&amp;quot;)&lt;br /&gt;
            matrix.append(row)&lt;br /&gt;
&lt;br /&gt;
        # Verificarea daca matricea este un patrat magic&lt;br /&gt;
        result = is_magic_square(n, matrix)&lt;br /&gt;
&lt;br /&gt;
        # Afisarea rezultatului&lt;br /&gt;
        print(result)&lt;br /&gt;
&lt;br /&gt;
    except ValueError as e:&lt;br /&gt;
        print(f&amp;quot;Nu au fost respectate cerintele impuse: {e}&amp;quot;)&lt;br /&gt;
&lt;br /&gt;
&lt;br /&gt;
if __name__ == &amp;quot;__main__&amp;quot;:&lt;br /&gt;
    main()&lt;br /&gt;
&lt;br /&gt;
&amp;lt;/syntaxhighlight&amp;gt;&lt;/div&gt;</summary>
		<author><name>Ramona Dragoș</name></author>
	</entry>
</feed>