Explain pls the output of this code

Question

public static void main(String[] args){
System.out.println(f(3));
}
public static int f(int x){
if(x==0){
return 2;
}else{
return 1+f(x-1);
}
}
The output is 5.

Answer 1

Read the comments

https://code.sololearn.com/cla838D4eZKZ/?ref=app

Answer 2

cyk thankyou. that was useful 😊

Answer 3

「ＨＡＰＰＹ ＴＯ ＨＥＬＰ」 thankyou for your help 😊