17 lines
296 B
JavaScript
17 lines
296 B
JavaScript
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const reverse = (string) => {
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return string.split("").reverse().join("");
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};
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const average = (array) => {
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const reducer = (sum, item) => {
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return sum + item;
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};
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return array.length === 0 ? 0 : array.reduce(reducer, 0) / array.length;
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};
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module.exports = {
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reverse,
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average,
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};
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