diff --git a/task-1/book.js b/task-1/book.js index 8b49ecc..636bee2 100644 --- a/task-1/book.js +++ b/task-1/book.js @@ -1,3 +1,17 @@ function isBookApplicable(searchString) { - // Your code here + const bookName = "The fundamentals of JavaScript".toLowerCase(); + const pureString = searchString.trim().toLowerCase(); + + if(!pureString) return false; + + return bookName.includes(pureString); } + +// console.log(isBookApplicable("javascript")); +// console.log(isBookApplicable("j2vascript ")); +// console.log(isBookApplicable("python")); +// console.log(isBookApplicable("JavaScript")); +// console.log(isBookApplicable("JAVASCRIPT")); +// console.log(isBookApplicable("fundamentals")); +// console.log(isBookApplicable("fundamentals of1 JavaScript")); +// console.log(isBookApplicable(" ")); \ No newline at end of file diff --git a/task-2/parse-date.js b/task-2/parse-date.js index 877a3aa..4b5f10b 100644 --- a/task-2/parse-date.js +++ b/task-2/parse-date.js @@ -1 +1,25 @@ -// Your code here +function parseDateString(dateString) { + const indexOfSpace = dateString.indexOf(" "); + const format = dateString.substring(0, indexOfSpace); + const date = dateString.substring(indexOfSpace); + + const [day, month, year] = date.split("-"); + + if (isNaN(day) || isNaN(month) || isNaN(year)) { + return "Invalid date!"; + } + + if (format === "DMY") { + return { day, month, year }; + } else if (format === "MDY") { + return { day: month, month: day, year }; + } else { + return "Invalid format!"; + } +} + +// console.log(parseDateString("MDY 10-21-1983")); +// console.log(parseDateString("DMY 21-10-1983")); +// console.log(parseDateString("DM 21-10-1983")); +// console.log(parseDateString(" ")); +// console.log(parseDateString("DMY 21fsdfksdv;jf-10-1983")); diff --git a/task-3/date.js b/task-3/date.js new file mode 100644 index 0000000..54b122b --- /dev/null +++ b/task-3/date.js @@ -0,0 +1,11 @@ +export const convertHoursToMinutes = hours => hours * 60; + +export const convertMinutesToHours = minutes => minutes / 60; + +export const convertDaysToHours = days => days * 24; + +export const convertHoursToDays = hours => hours / 24; + +export const convertMinutesToSeconds = minutes => minutes * 60; + +export const convertSecondsToMinutes = seconds => seconds / 60; \ No newline at end of file diff --git a/task-4/cleanup.js b/task-4/cleanup.js index 207523a..51590ea 100644 --- a/task-4/cleanup.js +++ b/task-4/cleanup.js @@ -1,80 +1,66 @@ -// Temperature conversion and weather report for City 1 -let cityName1 = "Amsterdam"; -let tempCelsius1 = 22; -let tempFahrenheit1 = (tempCelsius1 * 9 / 5) + 32; -let tempKelvin1 = tempCelsius1 + 273.15; -console.log("Weather Report for " + cityName1); -console.log("Temperature: " + tempCelsius1 + "°C"); -console.log("Temperature: " + tempFahrenheit1 + "°F"); -console.log("Temperature: " + tempKelvin1 + "K"); -if (tempCelsius1 < 0) { - console.log("Status: Freezing"); -} else if (tempCelsius1 >= 0 && tempCelsius1 < 10) { - console.log("Status: Cold"); -} else if (tempCelsius1 >= 10 && tempCelsius1 < 20) { - console.log("Status: Mild"); -} else if (tempCelsius1 >= 20 && tempCelsius1 < 30) { - console.log("Status: Warm"); -} else { - console.log("Status: Hot"); +function fullWeatherReport(city, celsius, speed) { + const reportWeather = weatherReport(city, celsius); + const reportWind = windChillCalculation(city, celsius, speed); + + return `${reportWeather}\n${reportWind}`; +} + +function weatherReport(city, celsius) { + const fahrenheit = toFahrenheit(celsius); + const kelvin = toKelvin(celsius); + const status = weatherStatus(celsius); + + return `Weather Report for ${city} \nTemperature: ${celsius}°C \nTemperature: ${fahrenheit}°F \nTemperature: ${kelvin}K \n${status} \n---`; +} + +function toFahrenheit(celsius) { + return (celsius * 9) / 5 + 32; } -console.log("---"); -// Temperature conversion and weather report for City 2 -let cityName2 = "Berlin"; -let tempCelsius2 = 15; -let tempFahrenheit2 = (tempCelsius2 * 9 / 5) + 32; -let tempKelvin2 = tempCelsius2 + 273.15; -console.log("Weather Report for " + cityName2); -console.log("Temperature: " + tempCelsius2 + "°C"); -console.log("Temperature: " + tempFahrenheit2 + "°F"); -console.log("Temperature: " + tempKelvin2 + "K"); -if (tempCelsius2 < 0) { - console.log("Status: Freezing"); -} else if (tempCelsius2 >= 0 && tempCelsius2 < 10) { - console.log("Status: Cold"); -} else if (tempCelsius2 >= 10 && tempCelsius2 < 20) { - console.log("Status: Mild"); -} else if (tempCelsius2 >= 20 && tempCelsius2 < 30) { - console.log("Status: Warm"); -} else { - console.log("Status: Hot"); +function toKelvin(celsius) { + return celsius + 273.15; } -console.log("---"); -// Temperature conversion and weather report for City 3 -let cityName3 = "Copenhagen"; -let tempCelsius3 = -5; -let tempFahrenheit3 = (tempCelsius3 * 9 / 5) + 32; -let tempKelvin3 = tempCelsius3 + 273.15; -console.log("Weather Report for " + cityName3); -console.log("Temperature: " + tempCelsius3 + "°C"); -console.log("Temperature: " + tempFahrenheit3 + "°F"); -console.log("Temperature: " + tempKelvin3 + "K"); -if (tempCelsius3 < 0) { - console.log("Status: Freezing"); -} else if (tempCelsius3 >= 0 && tempCelsius3 < 10) { - console.log("Status: Cold"); -} else if (tempCelsius3 >= 10 && tempCelsius3 < 20) { - console.log("Status: Mild"); -} else if (tempCelsius3 >= 20 && tempCelsius3 < 30) { - console.log("Status: Warm"); -} else { - console.log("Status: Hot"); +function weatherStatus(celsius) { + if (celsius < 0) { + return "Status: Freezing"; + } else if (celsius >= 0 && celsius < 10) { + return "Status: Cold"; + } else if (celsius >= 10 && celsius < 20) { + return "Status: Mild"; + } else if (celsius >= 20 && celsius < 30) { + return "Status: Warm"; + } else { + return "Status: Hot"; + } } -console.log("---"); -// Wind chill calculation for City 1 -let windSpeed1 = 15; -let windChill1 = 13.12 + 0.6215 * tempCelsius1 - 11.37 * Math.pow(windSpeed1, 0.16) + 0.3965 * tempCelsius1 * Math.pow(windSpeed1, 0.16); -console.log("Wind chill in " + cityName1 + ": " + windChill1.toFixed(2) + "°C"); +function windChillCalculation(city, celsius, speed) { + const windChill = ( + 13.12 + + 0.6215 * celsius - + 11.37 * Math.pow(speed, 0.16) + + 0.3965 * celsius * Math.pow(speed, 0.16) + ).toFixed(2); + + return `Wind chill in ${city}: ${windChill}°C`; +} + +// console.log(weatherReport("Amsterdam", 22)); +// console.log(windChillCalculation("Amsterdam", 22, 15)); +// console.log(weatherReport("Berlin", 15)); +// console.log(windChillCalculation("Berlin", 15, 20)); +// console.log(weatherReport("Copenhagen", -5)); +// console.log(windChillCalculation("Copenhagen", -5, 25)); + +// console.log(fullWeatherReport("Amsterdam", 22, 15)); +// console.log(fullWeatherReport("Berlin", 15, 20)); +// console.log(fullWeatherReport("Copenhagen", -5, 25)); -// Wind chill calculation for City 2 -let windSpeed2 = 20; -let windChill2 = 13.12 + 0.6215 * tempCelsius2 - 11.37 * Math.pow(windSpeed2, 0.16) + 0.3965 * tempCelsius2 * Math.pow(windSpeed2, 0.16); -console.log("Wind chill in " + cityName2 + ": " + windChill2.toFixed(2) + "°C"); +// console.log(weatherReport("Odesa", -8)); +// console.log(windChillCalculation("Odesa", -8, 13)); +// console.log(weatherReport("Antwerpen", 3)); +// console.log(windChillCalculation("Antwerpen", 3, 36)); -// Wind chill calculation for City 3 -let windSpeed3 = 25; -let windChill3 = 13.12 + 0.6215 * tempCelsius3 - 11.37 * Math.pow(windSpeed3, 0.16) + 0.3965 * tempCelsius3 * Math.pow(windSpeed3, 0.16); -console.log("Wind chill in " + cityName3 + ": " + windChill3.toFixed(2) + "°C"); \ No newline at end of file +// console.log(fullWeatherReport("Odesa", -8, 13)); +// console.log(fullWeatherReport("Antwerpen", 3, 36));