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93 changes: 93 additions & 0 deletions 06week/checkpoint2/checkpoint2.js
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Original file line number Diff line number Diff line change
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const strNums = ["1","4","1","5","9","2","6","5","3","5","8","9","7","9","3","2","3","8","4","6","2","6","4","3","3","8","3","2","7","9","5","0","2","8","8","4","1","9","7","1","6","9","3","9","9","3","7","5","1","0","5","8","2","0","9","7","4","9","4","4","5","9","2","3","0","7","8","1","6","4","0","6","2","8","6","2","0","8","9","9","8","6","2","8","0","3","4","8","2","5","3","4","2","1","1","7","0","6","7","9","8","2","1","4","8","0","8","6","5","1","3","2","8","2","3","0","6","6","4","7","0","9","3","8","4","4","6","0","9","5","5","0","5","8","2","2","3","1","7","2","5","3","5","9","4","0","8","1","2","8","4","8","1","1","1","7","4","5","0","2","8","4","1","0","2","7","0","1","9","3","8","5","2","1","1","0","5","5","5","9","6","4","4","6","2","2","9","4","8","9","5","4","9","3","0","3","8","1","9","6","4","4","2","8","8","1","0","9","7","5","6","6","5","9","3","3","4","4","6","1","2","8","4","7","5","6","4","8","2","3","3","7","8","6","7","8","3","1","6","5","2","7","1","2","0","1","9","0","9","1","4","5","6","4","8","5","6","6","9","2","3","4","6","0","3","4","8","6","1","0","4","5","4","3","2","6","6","4","8","2","1","3","3","9","3","6","0","7","2","6","0","2","4","9","1","4","1","2","7","3","7","2","4","5","8","7","0","0","6","6","0","6","3","1","5","5","8","8","1","7","4","8","8","1","5","2","0","9","2","0","9","6","2","8","2","9","2","5","4","0","9","1","7","1","5","3","6","4","3","6","7","8","9","2","5","9","0","3","6","0","0","1","1","3","3","0","5","3","0","5","4","8","8","2","0","4","6","6","5","2","1","3","8","4","1","4","6","9","5","1","9","4","1","5","1","1","6","0","9","4","3","3","0","5","7","2","7","0","3","6","5","7","5","9","5","9","1","9","5","3","0","9","2","1","8","6","1","1","7","3","8","1","9","3","2","6","1","1","7","9","3","1","0","5","1","1","8","5","4","8","0","7","4","4","6","2","3","7","9","9","6","2","7","4","9","5","6","7","3","5","1","8","8","5","7","5","2","7","2","4","8","9","1","2","2","7","9","3","8","1","8","3","0","1","1","9","4","9","1","2","9","8","3","3","6","7","3","3","6","2","4","4","0","6","5","6","6","4","3","0","8","6","0","2","1","3","9","4","9","4","6","3","9","5","2","2","4","7","3","7","1","9","0","7","0","2","1","7","9","8","6","0","9","4","3","7","0","2","7","7","0","5","3","9","2","1","7","1","7","6","2","9","3","1","7","6","7","5","2","3","8","4","6","7","4","8","1","8","4","6","7","6","6","9","4","0","5","1","3","2","0","0","0","5","6","8","1","2","7","1","4","5","2","6","3","5","6","0","8","2","7","7","8","5","7","7","1","3","4","2","7","5","7","7","8","9","6","0","9","1","7","3","6","3","7","1","7","8","7","2","1","4","6","8","4","4","0","9","0","1","2","2","4","9","5","3","4","3","0","1","4","6","5","4","9","5","8","5","3","7","1","0","5","0","7","9","2","2","7","9","6","8","9","2","5","8","9","2","3","5","4","2","0","1","9","9","5","6","1","1","2","1","2","9","0","2","1","9","6","0","8","6","4","0","3","4","4","1","8","1","5","9","8","1","3","6","2","9","7","7","4","7","7","1","3","0","9","9","6","0","5","1","8","7","0","7","2","1","1","3","4","9","9","9","9","9","9","8","3","7","2","9","7","8","0","4","9","9","5","1","0","5","9","7","3","1","7","3","2","8","1","6","0","9","6","3","1","8","5","9","5","0","2","4","4","5","9","4","5","5","3","4","6","9","0","8","3","0","2","6","4","2","5","2","2","3","0","8","2","5","3","3","4","4","6","8","5","0","3","5","2","6","1","9","3","1","1","8","8","1","7","1","0","1","0","0","0","3","1","3","7","8","3","8","7","5","2","8","8","6","5","8","7","5","3","3","2","0","8","3","8","1","4","2","0","6","1","7","1","7","7","6","6","9","1","4","7","3","0","3","5","9","8","2","5","3","4","9","0","4","2","8","7","5","5","4","6","8","7","3","1","1","5","9","5","6","2","8","6","3","8","8","2","3","5","3","7","8","7","5","9","3","7","5","1","9","5","7","7","8","1","8","5","7","7","8","0","5","3","2","1","7","1","2","2","6","8","0","6","6","1","3","0","0","1","9","2","7","8","7","6","6","1","1","1","9","5","9","0","9","2","1","6","4","2","0","1","9","8","9"];

// Given 1000 digits of PI as strings, return an array of the digits as numbers
//use .map(Number) to convertstrings to numbers
const nums = strNums.map(Number)
console.log(nums)


// Find the sum of the even values
const sumEvens = nums.filter((num)=> num % 2 ===0)
.reduce((a,b) => a + b, 0)
console.log(sumEvens)

// Find the index of the first "Austin" value (the value plus its index equals 512)
//use finIndex method
const atxIdx = nums.findIndex((num, index) => num + index === 512)
console.log(`index: ${atxIdx}, value: ${nums[atxIdx]}`);

const weather = [
{ id: 5743823523151872,
weather_state_name: "Light Cloud",
weather_state_abbr: "lc",
wind_direction_compass: "NNE",
created: "2018-07-11T20:53:03.251710Z",
applicable_date: "2018-07-11",
min_temp: 14.43,
max_temp: 23.36,
the_temp: 22.785,
wind_speed: 5.682503989556987,
wind_direction: 21.6264939172659,
air_pressure: 1024.45,
humidity: 58,
visibility: 8.683041040324504,
predictability: 70
},
{ id: 6188149969518592,
weather_state_name: "Heavy Cloud",
weather_state_abbr: "hc",
wind_direction_compass: "NE",
created: "2018-07-11T20:53:03.268190Z",
applicable_date: "2018-07-12",
min_temp: 14.81,
max_temp: 25.52,
the_temp: 24.61,
wind_speed: 3.2461141472739206,
wind_direction: 42.72552812997726,
air_pressure: 1024.605,
humidity: 54,
visibility: 10.633835898353615,
predictability: 71
},
{ id: 5742049676492800,
weather_state_name: "Showers",
weather_state_abbr: "s",
wind_direction_compass: "E",
created: "2018-07-11T20:53:03.947390Z",
applicable_date: "2018-07-13",
min_temp: 15.5525,
max_temp: 25.3475,
the_temp: 24.175,
wind_speed: 3.6572546846814604,
wind_direction: 90.32910675612557,
air_pressure: 1025.385,
humidity: 57,
visibility: 10.181166984808717,
predictability: 73
},
{ id: 6696130918219776,
weather_state_name: "Heavy Cloud",
weather_state_abbr: "hc",
wind_direction_compass: "SSW",
created: "2018-07-11T20:53:04.068570Z",
applicable_date: "2018-07-14",
min_temp: 15.915,
max_temp: 27.0925,
the_temp: 26.585,
wind_speed: 3.649847972759087,
wind_direction: 200.04283406736377,
air_pressure: 1024.4450000000002,
humidity: 52,
visibility: 11.14056410562316,
predictability: 71
},
]

//using a higher order function, create an array of the unique 'weather_state_name' values of the weather array. Your function should return the following array ['Light Cloud', 'Heavy Cloud', 'Showers']
const weatherStates = weather.map((place) => place.weather_state_name)
console.log(weatherStates)

//find the id of the object in weather that has a min_temp of 15.915
const idealTemp = weather.filter((place) => place.min_temp === 15.915 )
console.log(idealTemp)