Question: public static void main(String[] args) { fun(4); } public static void fun(int n){ if(n>0) { fun(n-1); System.out.printf(%d,n); fun(n-1); } } } OUTPUT: 121312141213121 IT'S A

public static void main(String[] args) { fun(4); } public static void fun(int n){ if(n>0) { fun(n-1); System.out.printf("%d",n); fun(n-1); } } }

OUTPUT: 121312141213121

IT'S A JAVA CODE. CAN YOU EXPLAIN WHY THE OUTPUT IS THAT HOW IT WORKS?

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