ISC Class 12 Computer Science 2023 Theory | Q6 - Check Dudeney Number
ISC Class 12 Computer Science 2023 Theory | Q6 - Check Dudeney Number | Java Program | Step-by-Step solution
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In this video, we solve ISC Class 12 Computer Science 2023 Theory Question 6 , which asks to write a Java program to check whether a given number is a Dudeney Number . The explanation covers the logic, step-by-step breakdown, and the complete Java implementation.
What you will learn:
What is a Dudeney Number?
How to calculate the sum of digits of a number in Java
Checking if the cube root of the number equals the sum of its digits
Writing efficient Java code for mathematical problems
Understanding input, processing, and output in Java programs
Prerequisites:
Basic knowledge of Java programming
Understanding of loops and conditional statements
Familiarity with mathematical functions in Java
Who is this video for:
ISC Class 12 Computer Science students
Students practicing for theory and practical exams
Beginners learning Java problem-solving techniques
Anyone interested in number theory problems in programming
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Other questions solved of ISC 2023 Computer Science Theory Paper:
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Question 8 (SortAlpha Class) : • ISC Class 12 Computer Science 2023 Theory ...
Question 9 (Create a deQueue Class) : • ISC Class 12 Computer Science 2023 Theory ...
Question 10 (Create a Supply Class) : • ISC Class 12 Computer Science 2023 Theory ...
Related problems solved using recursion:
Find nth fibonacci number recursively: • Java Program to Find the Nth Fibonacci Num...
Find nth factorial recursively: • Java Program to Find Factorial Using Recur...
Recursion explanation: • ISC Class 12 Computer Science - Recursion ...
Recursion example problem solved (ISC 2016 Theory Paper Q3) : • ISC Class 12 Computer Science | Recursion ...
Timestamps:
0:00 Introduction
1:54 Java code for default constructor
2:28 Java code for input() method
4:49 sumDigits(int x) method
8:35 isDude() method
10:27 main() method
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