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Commit 7cff100

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Create Counter II
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‎Counter II‎

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/**
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* @param {integer} init
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* @return { increment: Function, decrement: Function, reset: Function }
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*/
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/* Example 1:
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Input: init = 5, calls = ["increment","reset","decrement"]
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Output: [6,5,4]
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Explanation:
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const counter = createCounter(5);
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counter.increment(); // 6
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counter.reset(); // 5
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counter.decrement(); // 4
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*/
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const createCounter = (init) => {
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let presentCounter = init;
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return {
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increment: () => ++presentCounter,
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decrement: () => --presentCounter,
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reset: () => presentCounter = init,
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};
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};
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/**
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* const counter = createCounter(5)
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* counter.increment(); // 6
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* counter.reset(); // 5
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* counter.decrement(); // 4
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*/

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