Factorial using Recursion in Java

Question

I am learning Java using the book Java: The Complete Reference. Currently I am working on the topic Recursion.

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Answer 1

To understand it you have to declare the method in the simplest way possible and martynas nailed it on May 6th post:

int fact(int n) {
    if(n==0) return 1;
    else return n * fact(n-1);
}

read the above implementation and you will understand.