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5 votes
3 answers
3k views

Mars Rover technical Challenge in OOP

I am trying to practice OOP and TDD concepts, I have written this code for Mars rover challenge from marsrovertechchallenge . Can you please review my code from my GitHub repository? Or you can ...
Sara Elmenshawy's user avatar
4 votes
3 answers
101 views

Print the first, last, and in-between integers of a range

Given our spec from Code Golf: Given two integers, output the two integers, and then the range between them. The order of the range must be the same as the input. Examples: ...
Marco Tulio Avila Cerón's user avatar
4 votes
1 answer
280 views

Assembly Line Scheduling challenge, solved using TDD

I am new to Test Driven Development and currently practicing it with some problem statement. Following is an Assembly Line Problem statement I solved using TDD approach in java. Please provide me some ...
Sarang Shinde's user avatar
2 votes
1 answer
2k views

Testing an Address Book

I have completed the following coding exercise. However, I got poor result for testing. I need some help to find out what is missed, incorrect, or incomplete in the testing section. I would appreciate ...
Reza's user avatar
  • 23
10 votes
2 answers
8k views

Converting Morse Code

Challenge Write a program which reads a file containing Morse Code and outputs the conversion. Specifications The first argument is a path to a file. The file contains multiple lines. Each line ...
Legato's user avatar
  • 9,919
5 votes
2 answers
6k views

Mars Rover Simulator

Problem Statement Consider a rover and a plateau of size nxn. The rover takes three type of instructions L,R and M. 'L' and 'R' rotate the rover in the left and right direction. 'M' moves the ...
leoOrion's user avatar
  • 387
2 votes
1 answer
885 views

Raindrops in Java

Problem Statement: Write a program that converts a number to a string, the contents of which depends on the number's prime factors. If the number contains 3 as a prime factor, output '...
CodeYogi's user avatar
  • 5,177
4 votes
3 answers
2k views

Binary string to decimal conversion

Problem Statement: Write a program that will convert a binary number, represented as a string (e.g. '101010'), to its decimal equivalent using first principles Implement binary to decimal ...
CodeYogi's user avatar
  • 5,177
5 votes
1 answer
474 views

Let's revisit Roman numbers

Problem Statement: Write a function to convert from normal numbers to Roman Numerals: e.g. 1 => I 10 => X 7 => VII Code: ...
CodeYogi's user avatar
  • 5,177
4 votes
2 answers
1k views

Let's play Scrabble

Problem: Write a program that, given a word, computes the scrabble score for that word. Code: ...
CodeYogi's user avatar
  • 5,177
4 votes
3 answers
2k views

Count words in a string

Continuing my TDD from exercism. Write a program that given a phrase can count the occurrences of each word in that phrase. For example for the input ...
CodeYogi's user avatar
  • 5,177
7 votes
3 answers
900 views

Nucleotide Count

I am learning Java and hence practicing it from here. The solution seems pretty trivial to me but still I would like to have a honest review which would guide me to following ideas: Am I maintaining ...
CodeYogi's user avatar
  • 5,177
8 votes
2 answers
381 views

The only thing better than being unique

is being first and unique. Challenge: Write a program which finds the first non-repeated character in a string. Specifications: The first argument is a path to a file. The file contains strings,...
Legato's user avatar
  • 9,919
10 votes
5 answers
857 views

TDD for Euler Problem #4

I am in the process of learning Java and going through the Euler problems. For Problem 4 I decided to also implement a TDD approach with JUnit. My questions are: Is there a better TDD approach to ...
enderland's user avatar
  • 1,736
2 votes
1 answer
240 views

Spotify Best Before puzzle

I thought to spent my free time by solving a puzzle: Best Before Spotify Puzzle. I coded in Java, and yeah I did not clean up my code (just a rough work) and I have yet to optimize... so I did check ...
Rangesh's user avatar
  • 121