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	<title>FileInputOutput - Revision history</title>
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	<updated>2026-05-14T18:58:22Z</updated>
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		<id>https://mediawiki.zeropage.org/index.php?title=FileInputOutput&amp;diff=31772&amp;oldid=prev</id>
		<title>imported&gt;Unknown at 05:23, 7 February 2021</title>
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		<updated>2021-02-07T05:23:16Z</updated>

		<summary type="html">&lt;p&gt;&lt;/p&gt;
&lt;p&gt;&lt;b&gt;New page&lt;/b&gt;&lt;/p&gt;&lt;div&gt;=== in C++ ===&lt;br /&gt;
 #include &amp;amp;lt;fstream&amp;amp;gt;&lt;br /&gt;
 using namespace std;&lt;br /&gt;
 &lt;br /&gt;
 int main()&lt;br /&gt;
 {&lt;br /&gt;
 	ifstream fin(&amp;quot;input.txt&amp;quot;); // fin과 input.txt를 연결 &lt;br /&gt;
 	ofstream fout(&amp;quot;output.txt&amp;quot;); // fout과 output.txt를 연결&lt;br /&gt;
 &lt;br /&gt;
 	int a,b;&lt;br /&gt;
 	fin &amp;amp;gt;&amp;amp;gt; a &amp;amp;gt;&amp;amp;gt; b; // cin으로 화면에서 입력받는다면, fin은 연결된 파일로부터 입력받는다.&lt;br /&gt;
 	fout &amp;amp;lt;&amp;amp;lt; a+b &amp;amp;lt;&amp;amp;lt; endl; // cout으로 화면으로 출력한다면, fout은 연결된 output.txt에 a+b를 출력&lt;br /&gt;
 	return 0;&lt;br /&gt;
 }&lt;br /&gt;
&lt;br /&gt;
input.txt&lt;br /&gt;
 3 8&lt;br /&gt;
&lt;br /&gt;
저 프로그램을 실행하면 output.txt가 생기면서 11이 그 안에 써진다.&lt;br /&gt;
=== Python ===&lt;br /&gt;
 fin = file(&amp;#039;input.txt&amp;#039;)&lt;br /&gt;
 fout = file(&amp;#039;output.txt.&amp;#039;,&amp;#039;w&amp;#039;)&lt;br /&gt;
 &lt;br /&gt;
 a,b=[int(i) for i in fin.read().split()]&lt;br /&gt;
 print &amp;amp;gt;&amp;amp;gt; fout,(a+b) #혹은 fout.writeline( str(a+b)+&amp;#039;n&amp;#039; )&lt;br /&gt;
 &lt;br /&gt;
 fin.close()&lt;br /&gt;
 fout.close()&lt;br /&gt;
&lt;br /&gt;
input.txt&lt;br /&gt;
 3 8&lt;br /&gt;
&lt;br /&gt;
저 프로그램을 실행하면 output.txt가 생기면서 11이 그 안에 써진다.&lt;br /&gt;
=== Java ===&lt;br /&gt;
 try { &lt;br /&gt;
 String inputString; &lt;br /&gt;
 InputStreamReader isr = new InputStreamReader(new FileInputStream(fileName)); &lt;br /&gt;
 BufferedReader br = new BufferedReader(isr); &lt;br /&gt;
 while((inputString = br.readLine()) != null) { &lt;br /&gt;
       buf = buf + inputString ; &lt;br /&gt;
       buf = buf + &amp;quot;r&amp;quot; ; &lt;br /&gt;
       buf = buf + &amp;quot;n&amp;quot; ; &lt;br /&gt;
        {} br.close(); &lt;br /&gt;
 } &lt;br /&gt;
 catch (IOException e) &lt;br /&gt;
  System.out.println(&amp;quot;Error : &amp;quot;+ e.toString()); {}&lt;br /&gt;
[[JavaStudy2002/입출력관련문제]]&lt;br /&gt;
----&lt;br /&gt;
[[프로그래밍분류]]&lt;br /&gt;
&lt;/div&gt;</summary>
		<author><name>imported&gt;Unknown</name></author>
	</entry>
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