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Factorial using recursion in java
import java.io.*; class Rextester { static int f=1; public static void main(String args[])throws IOException { DataInputStream ob=new DataInputStream(System.in); int a=5; int x=fact(a); System.out.print(x); } public static int fact(int a) { if(a==1) { return f; } else { f=f*a; return(fact(--a)); } } }
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