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May 27, 2020
May 27, 2020
Newer
100644
45 lines (42 sloc)
1.12 KB
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function autoEngineeringCompany(input) {
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let cars = {};
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input.map(data => {
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let [make, model, count] = data.split(' | ');
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count = +count;
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!cars.hasOwnProperty(make) ? cars[make] = {} : 'pass';
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cars[make].hasOwnProperty(model) ? cars[make][model] += count : cars[make][model] = count;
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});
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for (let [make, models] of Object.entries(cars)) {
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console.log(make);
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for (let [model, count] of Object.entries(models)) {
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console.log(`###${model} -> ${count}`);
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}
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}
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}
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autoEngineeringCompany([
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'Audi | Q7 | 1000',
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'Audi | Q6 | 100',
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'BMW | X5 | 1000',
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'BMW | X6 | 100',
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'Citroen | C4 | 123',
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'Volga | GAZ-24 | 1000000',
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'Lada | Niva | 1000000',
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'Lada | Jigula | 1000000',
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'Citroen | C4 | 22',
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'Citroen | C5 | 10']
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); // Should return:
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// Audi
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// ###Q7 -> 1000
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// ###Q6 -> 100
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// BMW
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// ###X5 -> 1000
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// ###X6 -> 100
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// Citroen
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// ###C4 -> 145
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// ###C5 -> 10
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// Volga
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// ###GAZ-24 -> 1000000
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// Lada
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// ###Niva -> 1000000
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// ###Jigula -> 1000000