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a04b0f99d8
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console.log(countries)
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console.log(countries)
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alert('Open the console and check if the countries has been loaded')
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//alert('Open the console and check if the countries has been loaded')
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//Exercises:Level 1
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/*const a = [4, 5, 8, 9]
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const b = [3, 4, 5, 7]
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const countries = ['Finland', 'Sweden', 'Norway']*/
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//1.create an empty set
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const set = new Set();
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//2.Create a set containing 0 to 10 using loop
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const set1 = new Set();
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for (let i = 0; i < 10; i++) {
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set.add(i);
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}
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console.log(set);
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//3. Remove an element from a set
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const arr = [2, 8, 10, 7];
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const set2 = new Set(arr);
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set.delete(10);
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console.log(set2); // Set(3) {2, 8, 7}
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//4. Clear a set
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const arr1 = ['a', 'b', 'c', 'd'];
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const set3 = new Set(arr);
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set.clear();
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console.log(set3);
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//5. Create a set of 5 string elements from array
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const fruits = ['apple', 'mango', 'kiwi', 'peach', 'orange']
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const setOfFruits = new Set(fruits);
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console.log(setOfFruits);
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//6. Create a map of countries and number of characters of a country
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const countries = ['Finland', 'Sweden', 'Denmark', 'Norway', 'IceLand'];
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const mapOfCountries = new Map();
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for (const ctr of countries) {
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mapOfCountries.set(ctr, ctr.length)
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}
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console.log(mapOfCountries);
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