8000 2020-12-11 Update: Added "Hex class" and "DNA to RNA Conversion" · fartem/codewars-java@7c25dee · GitHub
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2020-12-11 Update: Added "Hex class" and "DNA to RNA Conversion"
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‎README.md

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@@ -34,6 +34,7 @@ Profile on Codewars: [fartem](https://www.codewars.com/users/fartem).
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| Count Odd Numbers below n | [Link](https://www.codewars.com/kata/59342039eb450e39970000a6) | [Link](./src/main/java/com/smlnskgmail/jaman/codewarsjava/kyu8/CountOddNumbersBelowN.java) |
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| Count of positives / sum of negatives | [Link](https://www.codewars.com/kata/576bb71bbbcf0951d5000044) | [Link](./src/main/java/com/smlnskgmail/jaman/codewarsjava/kyu8/CountOfPositivesSumOfNegatives.java) |
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| Count the Monkeys! | [Link](https://www.codewars.com/kata/56f69d9f9400f508fb000ba7) | [Link](./src/main/java/com/smlnskgmail/jaman/codewarsjava/kyu8/CountTheMonkeys.java) |
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| DNA to RNA Conversion | [Link](https://www.codewars.com/kata/5556282156230d0e5e000089) | [Link](./src/main/java/com/smlnskgmail/jaman/codewarsjava/kyu8/DNAToRNAConversion.java) |
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| Even or Odd | [Link](https://www.codewars.com/kata/53da3dbb4a5168369a0000fe) | [Link](./src/main/java/com/smlnskgmail/jaman/codewarsjava/kyu8/EvenOrOdd.java) |
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| Expressions Matter | [Link](https://www.codewars.com/kata/5ae62fcf252e66d44d00008e) | [Link](./src/main/java/com/smlnskgmail/jaman/codewarsjava/kyu8/ExpressionsMatter.java) |
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| Fake Binary | [Link](https://www.codewars.com/kata/57eae65a4321032ce000002d) | [Link](./src/main/java/com/smlnskgmail/jaman/codewarsjava/kyu8/FakeBinary.java) |
@@ -166,6 +167,7 @@ Profile on Codewars: [fartem](https://www.codewars.com/users/fartem).
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| Find the odd int | [Link](https://www.codewars.com/kata/54da5a58ea159efa38000836) | [Link](./src/main/java/com/smlnskgmail/jaman/codewarsjava/kyu6/FindTheOddInt.java) |
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| Find the unique number | [Link](https://www.codewars.com/kata/585d7d5adb20cf33cb000235) | [Link](./src/main/java/com/smlnskgmail/jaman/codewarsjava/kyu6/FindTheUniqueNumber.java) |
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| Format words into a sentence | [Link](https://www.codewars.com/kata/51689e27fe9a00b126000004) | [Link](./src/main/java/com/smlnskgmail/jaman/codewarsjava/kyu6/FormatWordsIntoASentence.java) |
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| Hex class | [Link](https://www.codewars.com/kata/5483366098aa442def0009af) | [Link](./src/main/java/com/smlnskgmail/jaman/codewarsjava/kyu6/HexClass.java) |
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| Highest Scoring Word | [Link](https://www.codewars.com/kata/57eb8fcdf670e99d9b000272) | [Link](./src/main/java/com/smlnskgmail/jaman/codewarsjava/kyu6/HighestScoringWord.java) |
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| Is a number prime? | [Link](https://www.codewars.com/kata/5262119038c0985a5b00029f) | [Link](./src/main/java/com/smlnskgmail/jaman/codewarsjava/kyu6/IsANumberPrime.java) |
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| Jurassic Word | [Link](https://www.codewars.com/kata/55709dc15ebd283cc9000007) | [Link](./src/main/java/com/smlnskgmail/jaman/codewarsjava/kyu6/JurassicWord.java) |

‎src/main/java/com/smlnskgmail/jaman/codewarsjava/kyu6/HexClass.java

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package com.smlnskgmail.jaman.codewarsjava.kyu6;
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// https://www.codewars.com/kata/5483366098aa442def0009af
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@SuppressWarnings("checkstyle:EqualsHashCode")
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public class HexClass {
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private final int input;
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public HexClass(int input) {
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this.input = input;
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}
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public int valueOf() {
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return input;
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}
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public String toJSON() {
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return toString();
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}
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public String toString() {
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return String.format(
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"0x%s",
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Integer.toHexString(input).toUpperCase()
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);
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}
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@SuppressWarnings("unused")
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public HexClass plus(HexClass other) {
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return new HexClass(input + other.input);
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}
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public HexClass plus(int number) {
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return new HexClass(input + number);
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}
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public HexClass minus(HexClass other) {
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return new HexClass(input - other.input);
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}
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public HexClass minus(int number) {
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return new HexClass(input - number);
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}
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public static int parse(String string) {
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return Integer.parseInt(
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string.startsWith("0x")
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? string.substring(2)
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: string,
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16
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);
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}
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@Override
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public boolean equals(Object o) {
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if (this == o) {
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return true;
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}
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if (o == null || getClass() != o.getClass()) {
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return false;
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}
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HexClass hex = (HexClass) o;
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return input == hex.input;
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}
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}

‎src/main/java/com/smlnskgmail/jaman/codewarsjava/kyu8/DNAToRNAConversion.java

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package com.smlnskgmail.jaman.codewarsjava.kyu8;
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// https://www.codewars.com/kata/5556282156230d0e5e000089
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public class DNAToRNAConversion {
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private final String input;
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public DNAToRNAConversion(String input) {
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this.input = input;
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}
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public String solution() {
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return input.replaceAll("T", "U");
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}
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}

‎src/test/java/com/smlnskgmail/jaman/codewarsjava/kyu6/HexClassTest.java

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package com.smlnskgmail.jaman.codewarsjava.kyu6;
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import org.junit.Test;
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import static org.junit.Assert.assertEquals;
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public class HexClassTest {
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@Test
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public void SampleTests() {
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HexClass hexClass = new HexClass(255);
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assertEquals(
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"0xFF",
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hexClass.toString()
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);
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assertEquals(
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256,
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hexClass.valueOf() + 1
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);
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assertEquals(
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"0xFF",
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hexClass.toJSON()
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);
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assertEquals(
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hexClass,
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new HexClass(255)
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);
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assertEquals(
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"0xFE",
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hexClass.minus(1).toString()
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);
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assertEquals(
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"0x0",
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hexClass.minus(hexClass).toString()
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);
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assertEquals(
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"0xF",
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new HexClass(10).plus(5).toString()
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);
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assertEquals(
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32,
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HexClass.parse("0x20")
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);
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assertEquals(
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512,
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HexClass.parse("200")
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);
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}
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}

‎src/test/java/com/smlnskgmail/jaman/codewarsjava/kyu8/DNAToRNAConversionTest.java

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package com.smlnskgmail.jaman.codewarsjava.kyu8;
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import org.junit.Test;
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import static org.junit.Assert.assertEquals;
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public class DNAToRNAConversionTest {
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@Test
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public void testDna() {
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assertEquals(
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"UUUU",
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new DNAToRNAConversion("TTTT").solution()
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);
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}
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@Test
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public void testDna2() {
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assertEquals(
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"GCAU",
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new DNAToRNAConversion("GCAT").solution()
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);
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}
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}

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