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import java.io.*;
class Recursion {
public static void main (String[] args) throws java.io.IOException{
DataInputStream in = new DataInputStream(System.in);
String string_number;
int number;
System.out.print("ÇǺ¸³ªÄ¡ ¼ö¸¦ ÀÔ·ÂÇϼ¼¿ä..");
string_number = in.readLine();
number = Integer.valueOf(string_number).intValue();
Fibonacci f = new Fibonacci();
System.out.println("ÇǺ¸³ªÄ¡ "+ number +"ÀÇ ¼ö´Â "+ f.Fibo(numbe
r));
}
}
class Fibonacci {
int Fibo(int number) {
if(number==0 | number == 1)
return number;
else
return Fibo(number-1) + Fibo(number-2);
}
}