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Commit 375fe63

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Add 2016년.js
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‎level-1/2016년.js

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@@ -49,3 +49,20 @@ function solution(a, b) {
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passedDays += b - 1;
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return week[(5 + passedDays) % 7];
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}
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//정답 5 - prove-ability
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function solution(a, b) {
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var answer = '';
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// 2016년 1월 1일은 금요일입니다. 2016년 a월 b일은 무슨 요일일까요?
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const days = ["SUN" , "MON", "TUE", "WED", "THU", "FRI", "SAT"];
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const daysOfMonth = [31, 29, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31];
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// 2016년 1월 1일은 금요일로 4를 더해준다
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let totalDays = 4;
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// a 이전 모든 달의 일 수를 더한다
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for(let i = 0, len = a - 1; i < len; i++) {
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totalDays += daysOfMonth[i];
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}
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// totalDays 와 해당 일을 더해주고 7로 나눈 나머지
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const dayIndex = (totalDays + b) % 7
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return days[dayIndex];
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}

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