From 420ef1f5c8a37619da02ca693cd55bd7be36ca0c Mon Sep 17 00:00:00 2001 From: Lucas Holter Date: Tue, 5 Aug 2025 14:14:07 +0200 Subject: [PATCH] Solution --- .../java/com/booleanuk/core/Exercise.java | 59 +++++++++++++++---- .../com/booleanuk/extension/Extension.java | 29 +++++++-- 2 files changed, 72 insertions(+), 16 deletions(-) diff --git a/src/main/java/com/booleanuk/core/Exercise.java b/src/main/java/com/booleanuk/core/Exercise.java index 70ac307..a91a0b4 100644 --- a/src/main/java/com/booleanuk/core/Exercise.java +++ b/src/main/java/com/booleanuk/core/Exercise.java @@ -40,60 +40,80 @@ public String sayGoodMorning(boolean isMorning) { // 1. What will the returned value be if I run sayGoodMorning(false)? // Change the returned value in the method below to your answer. It is case-sensitive. public String one() { - return ""; + return "Good day!"; } // 2. What will the output be if I run sayGoodMorning(true)? // Change the returned value in the method below to your answer. It is case-sensitive. public String two() { - return ""; + return "Good morning!"; } // 3. What will the output be if I run sayGoodMorning("Hello".equals("Hello"))? // Change the returned value in the method below to your answer. It is case-sensitive. public String three() { - return ""; + return "Good morning!"; } // 4. What will the output be if I run sayGoodMorning(!"A word".equals("Another word")) public String four() { - return ""; + return "Good morning!"; } // 5. What will the output be if I run sayGoodMorning(25 != 25) public String five() { - return ""; + return "Good day!"; } // 6. Use a conditional statement to return "Correct!" if the input is more than 7 // or "Wrong!" if not public String six(int num) { - return "Not implemented yet!"; + if(num > 7){ + return "Correct!"; + } else { + return "Wrong!"; + } } // 7. Use a conditional statement to return "Correct!" if the input is false // or "Wrong!" if not public String seven(boolean bool) { - return "Not implemented yet!"; + if(bool){ + return "Wrong!"; + } else { + return "Correct!"; + } } // 8. Use a conditional statement to return "Correct!" if numOne is more than or equal to numTwo // or "Wrong!" if not public String eight(int numOne, int numTwo) { - return "Not implemented yet!"; + if(numOne >= numTwo) { + return "Correct!"; + } else { + return "Wrong!"; + } } // 9. Use a conditional statement to return true if the array provided is not empty // or false if it is empty public boolean nine(int[] nums) { - return false; + if(nums.length > 0){ + return true; + } else{ + return false; + } } // 10. Use a conditional statement to return true if the provided string contains the word // "milk", or false if not // https://www.w3schools.com/java/java_ref_string.asp public boolean ten(String sentence) { - return false; + if(sentence.contains("milk")){ + return true; + } else { + return false; + } } // 11. Use conditional statements to return the number 3 if the provided string contains @@ -101,12 +121,22 @@ public boolean ten(String sentence) { // Return the number 9 if the string contains both coffee and milk. // Otherwise, return the number 0. public int eleven(String sentence) { - return -1; + if(sentence.contains("milk") && sentence.contains("coffee")){ + return 9; + } else if(sentence.contains("coffee")){ + return 6; + } else if (sentence.contains("milk")){ + return 3; + } + return 0; } // 12. Use conditional statements to return true if num is more than or equal to lower and is // less than or equal to upper, otherwise return false. public boolean twelve(int num, int lower, int upper) { + if (num >= lower && num <= upper){ + return true; + } return false; } @@ -123,6 +153,11 @@ public boolean twelve(int num, int lower, int upper) { 20+ | Adult */ public String thirteen(int age) { - return "Not implemented yet!"; + if (age == 0) return "Baby"; + if (age <= 4) return "Toddler"; + if (age <= 12) return "Child"; + if (age <= 19) return "Teenager"; + + return "Adult"; } } diff --git a/src/main/java/com/booleanuk/extension/Extension.java b/src/main/java/com/booleanuk/extension/Extension.java index 44e540f..997aa4a 100644 --- a/src/main/java/com/booleanuk/extension/Extension.java +++ b/src/main/java/com/booleanuk/extension/Extension.java @@ -13,7 +13,15 @@ public class Extension extends ExtensionBase { "The cake is still baking!" if there are any remaining minutes left, and "The timer finished ages ago!" if the remaining minutes is a negative number */ - + public String timerStatus(int minutes){ + if(minutes == 0){ + return "The cake is ready!"; + } else if(minutes > 0) { + return "The cake is still baking!"; + } else{ + return "The timer finished ages ago!"; + } + } @@ -27,8 +35,13 @@ public class Extension extends ExtensionBase { If a prep time of 0 is provided, the method should assume each ingredient takes 2 minutes to prepare. */ - - + public int estimatePrepTime(String[] ingredients, int time) { + int preptime = time; + if (preptime == 0) { + preptime = 2; + } + return ingredients.length*preptime; + } /* 3. Create a method named calculateGramsOfSugar that accepts two parameters: - an array of ingredients that will always contain 3 ingredients @@ -41,7 +54,15 @@ public class Extension extends ExtensionBase { You may need to use programming techniques we have yet to cover in the course to solve this task. */ - + public int calculateGramsOfSugar(String[] ingredients, int layers){ + boolean containsSugar = false; + for(int i = 0; i < 3; i++){ + if(ingredients[i].equals("sugar")){ + containsSugar = true; + } + } + return containsSugar ? 100*layers : 0; + } }