33 lines
613 B
JavaScript
33 lines
613 B
JavaScript
const leapYears = function(year) {
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return year % 4 == 0 && (year % 400 == 0 || year % 100 !== 0);
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};
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// Do not edit below this line
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module.exports = leapYears;
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/*
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const divOneHundred = year / 100;
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const divFourHundred = year / 400;
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if (year % 100 == 0 && year % 400 == 0) {
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return false;
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} else if (year % 4 == 0 || Math.round(divFourHundred) == divFourHundred) {
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return true;
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} else {
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return false;
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}
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console.log(1600 % 400);
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1800 % 400 = 200 (remainder)
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1600 % 400 = 0
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1600 / 400 = 4 = num//true
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1900 / 400 = 4.75 = num//false
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Math.round(num) == num
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*/ |