Consider the following recursive method. public static int rec(int x) { if(x < 3){ return 0; } if (x < 20){ return 1 + rec (x-10) + xec (x-5); } return x+rec (x-10); How many times is the method zec () called then initially called as rec (21)? Include the initial call.
Consider the following recursive method. public static int rec(int x) { if(x < 3){ return 0; } if (x < 20){ return 1 + rec (x-10) + xec (x-5); } return x+rec (x-10); How many times is the method zec () called then initially called as rec (21)? Include the initial call.
Database System Concepts
7th Edition
ISBN:9780078022159
Author:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Publisher:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Chapter1: Introduction
Section: Chapter Questions
Problem 1PE
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49, question is in java, thanks
Transcribed Image Text:Consider the following recursive method.
public static int rec(int x) {
if (x < 3){
return 0;
}
if (x < 20){
return 1+rec (x−10) + rec (x-5);
}
return x + rec (x-10);
How many times is the method rec() called then initially called as rec (21)?
Include the initial call.
A/
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