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.
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.
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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![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.](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2Fc0275d6d-ed1e-4c38-ba33-8e99c2c3863b%2F175ef6a5-8993-46b6-9e4c-91da06162f4b%2Ftejmnxf_processed.jpeg&w=3840&q=75)
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.
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