2f:T4ed,fifty_cities = [ "New York City, New York", "Los Angeles, California", "Chicago, Illinois", "Houston, Texas", "Phoenix, Arizona", "Philadelphia, Pennsylvania", "San Antonio, Texas", "San Diego, California", "Dallas, Texas", "San Jose, California", "Austin, Texas", "Jacksonville, Florida", "Fort Worth, Texas", "Columbus, Ohio", "Charlotte, North Carolina", "Indianapolis, Indiana", "San Francisco, California", "Seattle, Washington", "Denver, Colorado", "Washington, D.C.", "Boston, Massachusetts", "El Paso, Texas", "Nashville, Tennessee", "Oklahoma City, Oklahoma", "Las Vegas, Nevada", "Detroit, Michigan", "Portland, Oregon", "Memphis, Tennessee", "Louisville, Kentucky", "Milwaukee, Wisconsin", "Baltimore, Maryland", "Albuquerque, New Mexico", "Tucson, Arizona", "Fresno, California", "Sacramento, California", "Kansas City, Missouri", "Long Beach, California", "Mesa, Arizona", "Atlanta, Georgia", "Colorado Springs, Colorado", "Virginia Beach, Virginia", "Raleigh, North Carolina", "Omaha, Nebraska", "Miami, Florida", "Oakland, California", "Minneapolis, Minnesota", "Tulsa, Oklahoma", "Wichita, Kansas", "New Orleans, Louisiana", "Arlington, Texas" ]30:[] 2d:{"title":"Pset #1","cells":[{"id":0,"value":"# Pset #1","pinned":false,"hidden":false,"mode":"md"},{"id":27,"value":"## Types: What type are the following variables?","pinned":false,"hidden":false,"mode":"md"},{"id":32,"value":"type_1 = \"Hello\"","pinned":false,"hidden":false,"mode":"ojs"},{"id":117,"value":"type_2 = 324","pinned":false,"hidden":false,"mode":"ojs"},{"id":119,"value":"type_3 = true","pinned":false,"hidden":false,"mode":"ojs"},{"id":121,"value":"type_4 = false","pinned":false,"hidden":false,"mode":"ojs"},{"id":123,"value":"type_5 = \"World\"","pinned":false,"hidden":false,"mode":"ojs"},{"id":35,"value":"Type 1 is a: String\n\nType 2 is a: FILL IN HERE\n\nType 3 is a: FILL IN HERE\n\nType 4 is a: FILL IN HERE\n\nType 5 is a: FILL IN HERE\n","pinned":true,"hidden":false,"mode":"md"},{"id":136,"value":"## Arrays","pinned":false,"hidden":false,"mode":"md"},{"id":169,"value":"Define an array with the following numbers in it: 78, 92, 37, 9.","pinned":false,"hidden":false,"mode":"md"},{"id":140,"value":"problem_6_test_array = //FILL THIS IN\n","pinned":true,"hidden":false,"mode":"ojs"},{"id":163,"value":"#### AutoCheck:","pinned":false,"hidden":false,"mode":"md"},{"id":154,"value":"{\n if (arrayEquals(problem_6_test_array, [78, 92, 37, 9])) {\n return is_correct();\n } else {\n return error_emoji();\n }\n}","pinned":false,"hidden":false,"mode":"ojs"},{"id":421,"value":"Part 2: What is the 2nd index in the above array?","pinned":false,"hidden":false,"mode":"md"},{"id":425,"value":"problem_6_part_2 = problem_6_test_array[2]==//FILL THIS IN","pinned":false,"hidden":false,"mode":"ojs"},{"id":434,"value":"#### AutoCheck:","pinned":false,"hidden":false,"mode":"md"},{"id":432,"value":"{\n if (problem_6_part_2) {\n return is_correct();\n } else {\n return error_emoji();\n }\n}","pinned":false,"hidden":false,"mode":"ojs"},{"id":436,"value":"Part 3: What is the length of the array? Use the length attribute on the array to find this out programmatically.","pinned":false,"hidden":false,"mode":"md"},{"id":438,"value":"length_of_array = //FILL THIS IN","pinned":false,"hidden":false,"mode":"ojs"},{"id":138,"value":"## Objects/Maps","pinned":false,"hidden":false,"mode":"md"},{"id":189,"value":"car = ({type: \"Fiat\", model: \"500\", color: \"white\"})","pinned":false,"hidden":false,"mode":"ojs"},{"id":192,"value":"Problem 7: Which attribute of the above object is equal to \"Fiat?\" - Complete the following:","pinned":false,"hidden":false,"mode":"md"},{"id":196,"value":"problem_7 = \"Fiat\" == car //FILL THIS IN","pinned":true,"hidden":false,"mode":"ojs"},{"id":348,"value":"#### Autocheck: ","pinned":false,"hidden":false,"mode":"md"},{"id":359,"value":"{\n if (problem_7) {\n return is_correct();\n } else {\n return error_emoji();\n }\n}","pinned":false,"hidden":false,"mode":"ojs"},{"id":301,"value":"Problem 8: What model is the above car object?","pinned":false,"hidden":false,"mode":"md"},{"id":299,"value":"problem_8 = car.model==//FILL THIS IN","pinned":true,"hidden":false,"mode":"ojs"},{"id":367,"value":"#### AutoCheck:","pinned":false,"hidden":false,"mode":"md"},{"id":370,"value":"{\n if (problem_8) {\n return is_correct();\n } else {\n return error_emoji();\n }\n}","pinned":false,"hidden":false,"mode":"ojs"},{"id":221,"value":"## Conditionals","pinned":false,"hidden":false,"mode":"md"},{"id":275,"value":"Problem 9: Fizz buzz is a very famous coding problem. It's one of the first problems people used to get during coding interviews. Here's the problem:\n\nWrite a function (I've started writing it for you - just fill in the parts that say Fill in!) that builds up a string of \"n\" number of words. The function will take a variable, n, and for every number, i, less than or equal to n, you have to add to the string:\n- Add the word \"FizzBuzz\" if i is divisible by 3 *and* 5.\n- Add the word \"Fizz\" if i is divisible only by 3.\n- Add the word \"Buzz\" if i is divisible only by 5.\n- Else just add the number i to the string if none of the above conditions were true.\n\nNote: make sure to add spaces before each addition to the string so its readable!\n\nRemember - you can edit the line below the function to see what output is coming out for a variety of values of n, and you can write out on paper what you expect - this will help you debug if you are having issues.","pinned":false,"hidden":false,"mode":"md"},{"id":277,"value":"function fizz_buzz(n) {\n var output_string = \"\";\n for (var i = 1; i <= n; i += 1) {\n //FILL THIS IN\n if (FILL THIS IN){\n output_string=output_string+i\n }\n else {\n do something else output string\n }\n \n }\n return output_string;\n}","pinned":true,"hidden":false,"mode":"ojs"},{"id":379,"value":"fizz_buzz(5)","pinned":true,"hidden":false,"mode":"ojs"},{"id":532,"value":"fizz_buzz(3) == \" 1 2 Fizz\"","pinned":false,"hidden":false,"mode":"md"},{"id":303,"value":"### AutoCheck","pinned":false,"hidden":false,"mode":"md"},{"id":340,"value":"{\n if (\n fizz_buzz(19) ==\n \" 1 2 Fizz 4 Buzz Fizz 7 8 Fizz Buzz 11 Fizz 13 14 FizzBuzz 16 17 Fizz 19\"\n ) {\n return is_correct();\n } else {\n return error_emoji();\n }\n}","pinned":false,"hidden":false,"mode":"ojs"},{"id":337,"value":"Bonus: how could you prevent the space before the first word in the above output?","pinned":false,"hidden":false,"mode":"md"},{"id":226,"value":"## Boolean Operators","pinned":false,"hidden":false,"mode":"md"},{"id":231,"value":"a = false","pinned":false,"hidden":false,"mode":"ojs"},{"id":237,"value":"b = true","pinned":false,"hidden":false,"mode":"ojs"},{"id":240,"value":"c = false","pinned":false,"hidden":false,"mode":"ojs"},{"id":243,"value":"What would the output of the following be. First write down what you think it will be, then you can check it if you want by writing in the code into a new cell.","pinned":false,"hidden":false,"mode":"md"},{"id":249,"value":"Problem 10: ```a && b```","pinned":false,"hidden":false,"mode":"md"},{"id":403,"value":"//FILL THIS IN","pinned":true,"hidden":false,"mode":"md"},{"id":252,"value":"problem_10 = a && b","pinned":false,"hidden":false,"mode":"ojs"},{"id":383,"value":"Problem 11: a || c","pinned":false,"hidden":false,"mode":"md"},{"id":407,"value":"//FILL THIS IN","pinned":false,"hidden":false,"mode":"md"},{"id":390,"value":"problem_11 = // FILL THIS IN","pinned":false,"hidden":false,"mode":"ojs"},{"id":393,"value":"Problem 12: !b && c","pinned":true,"hidden":false,"mode":"md"},{"id":409,"value":"//FILL THIS IN","pinned":false,"hidden":false,"mode":"md"},{"id":411,"value":"problem_12 = // FILL THIS IN","pinned":true,"hidden":false,"mode":"ojs"},{"id":413,"value":"Problem 13: (a && b) || !c","pinned":false,"hidden":false,"mode":"md"},{"id":416,"value":"//FILL THIS IN","pinned":false,"hidden":false,"mode":"md"},{"id":419,"value":"problem_13=//FILL THIS IN","pinned":true,"hidden":false,"mode":"ojs"},{"id":444,"value":"Problem 14: !b && !(a || c)","pinned":true,"hidden":false,"mode":"md"},{"id":66,"value":"## Functions and for loops","pinned":false,"hidden":false,"mode":"md"},{"id":15,"value":"Problem 15: In the next cell, define a function called \"multiply_5\" that takes a variable and multiplies it by 5","pinned":false,"hidden":false,"mode":"md"},{"id":17,"value":"multiply_5 = (x) => //FILL THIS IN","pinned":true,"hidden":false,"mode":"ojs"},{"id":57,"value":"### AutoCheck","pinned":false,"hidden":false,"mode":"md"},{"id":22,"value":"{\n if (multiply_5(5) == 25) {\n return is_correct();\n } else {\n return error_emoji();\n }\n}","pinned":false,"hidden":false,"mode":"ojs"},{"id":452,"value":"Problem 16: Given the following array, sum all the elements together.","pinned":false,"hidden":false,"mode":"md"},{"id":264,"value":"sum_array = [5,10,15]","pinned":false,"hidden":false,"mode":"ojs"},{"id":456,"value":"problem_16 = {\n var sum=0;\n for(var i=0;i acc + currentValue, 0);","pinned":true,"hidden":false,"mode":"ojs"},{"id":463,"value":"### AutoCheck","pinned":false,"hidden":false,"mode":"md"},{"id":459,"value":"{\n if (problem_16 == 30) {\n return is_correct();\n } else {\n return error_emoji();\n }\n}","pinned":false,"hidden":false,"mode":"ojs"},{"id":70,"value":"Problem 17: We are given an array of all of the AQI's of cities across america. We are looking for the worst city in the country. Write a function that takes two variables, the array of AQI's and the array with the city names, and outputs a string of the worst city. For AQIs, the higher the number, the more polluted the air is.","pinned":false,"hidden":false,"mode":"md"},{"id":108,"value":"function worst_five_cities(array_city_names, array_all_AQIs) {\n var worst_AQI_city = \"\";\n var worst_AQI_number = 0;\n //FILL IN THE FUNCTION HERE\n for(var i=0;i66){\n count_height=count_height+1;\n }\n \n }\n\n return 100*count_height/number_of_people_in_dataset;\n \n}","pinned":true,"hidden":false,"mode":"ojs"},{"id":510,"value":"### Autocheck","pinned":false,"hidden":false,"mode":"md"},{"id":513,"value":"{\n if (average_age == 23.4 && percent_taller_than_66 == 60) {\n return is_correct();\n } else {\n return error_emoji();\n }\n}","pinned":false,"hidden":false,"mode":"ojs"},{"id":157,"value":"## Imports and Inputs - Ignore","pinned":false,"hidden":false,"mode":"md"},{"id":81,"value":"function randomGenArray(length) {\n const randomIntegers = [];\n\n for (let i = 0; i < length; i++) {\n const randomInteger = Math.floor(Math.random() * 101); // Generates a random number between 0 and 100\n randomIntegers.push(randomInteger);\n }\n return randomIntegers;\n}","pinned":false,"hidden":false,"mode":"ojs"},{"id":205,"value":"function arrayEquals(a, b) {\n return (\n Array.isArray(a) &&\n Array.isArray(b) &&\n a.length === b.length &&\n a.every((val, index) => val === b[index])\n );\n}","pinned":false,"hidden":false,"mode":"ojs"},{"id":141,"value":"is_correct = () => {\n return html`

${String.fromCodePoint(\n 0x2705\n )}

`;\n}","pinned":false,"hidden":false,"mode":"ojs"},{"id":174,"value":"error_emoji = () => {\n return html`

${String.fromCodePoint(\n 0x274c\n )}

`;\n}","pinned":false,"hidden":false,"mode":"ojs"}],"files":"$W30","stdlib":"1","titling":"auto"}