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알고리즘 풀이 업데이트
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‎.DS_Store

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‎섹션1/10.문자찾기.html

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<html>
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<head>
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<meta charset="UTF-8" />
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<title>출력결과</title>
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</head>
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<body>
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<script>
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function solution(s, t) {
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let answer = 0;
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for (let x of s) {
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if (x === t) answer++;
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}
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return answer;
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}
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let str = 'COMPUTERPROGRAMMING';
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console.log(solution(str, 'R'));
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</script>
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</body>
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</html>

‎섹션1/11.대문자찾기.html

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<html>
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<head>
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<meta charset="UTF-8" />
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<title>출력결과</title>
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</head>
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<body>
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<script>
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function solution(s) {
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let answer = 0;
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for (let x of s) {
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if (x === x.toUpperCase()) {
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answer++;
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}
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}
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return answer;
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}
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let str = 'KoreaTimeGood';
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console.log(solution(str));
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</script>
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</body>
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</html>

‎섹션1/12.대문자통일.html

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<html>
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<head>
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<meta charset="UTF-8" />
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<title>출력결과</title>
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</head>
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<body>
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<script>
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function solution(s) {
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let answer = '';
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answer = str.toUpperCase();
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return answer;
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}
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let str = 'ItisTimeToStudy';
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console.log(solution(str));
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</script>
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</body>
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</html>

‎섹션1/13.대소문자변환.html

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<html>
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<head>
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<meta charset="UTF-8" />
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<title>출력결과</title>
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</head>
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<body>
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<script>
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function solution(s) {
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let answer = '';
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for (let x of s) {
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//대문자라면
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if (x === x.toUpperCase()) answer += x.toLowerCase();
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//소문자라면
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else answer += x.toUpperCase();
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}
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return answer;
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}
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console.log(solution('StuDY'));
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</script>
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</body>
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</html>

‎섹션1/14.가장긴문자열.html

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<html>
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<head>
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<meta charset="UTF-8" />
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<title>출력결과</title>
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</head>
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<body>
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<script>
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function solution(s) {
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let answer = '';
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let max = Number.MIN_SAFE_INTEGER;
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for (let x of s) {
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if (max < x.length) {
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max = x.length;
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answer = x;
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}
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}
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return answer;
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}
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let str = ['teacher', 'time', 'student', 'beautiful', 'good'];
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console.log(solution(str));
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</script>
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</body>
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</html>

‎섹션1/15.가운데문자출력.html

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<html>
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<head>
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<meta charset="UTF-8" />
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<title>출력결과</title>
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</head>
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<body>
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<script>
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function solution(s) {
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let answer = '';
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let mid = Math.floor(s.length / 2);
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//홀수인경우
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if (s.length % 2 === 1) {
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answer = s.substring(mid, mid + 1);
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}
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//짝수인경우
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else {
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answer += s.substring(mid - 1, mid + 1);
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}
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//홀수일경우
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return answer;
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}
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console.log(solution('stdd'));
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</script>
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</body>
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</html>

‎섹션1/16.중복문자제거.html

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<html>
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<head>
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<meta charset="UTF-8" />
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<title>출력결과</title>
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</head>
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<body>
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<script>
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function solution(s) {
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let answer = '';
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// for (let x of s) {
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// if (!answer.includes(x)) answer = answer + x;
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// }
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for (let i = 0; i < s.length; i++) {
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console.log(s.indexOf(s[i]));
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}
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return answer;
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}
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console.log(solution('ksekkset'));
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</script>
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</body>
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</html>

‎섹션1/17.중복단어제거.html

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<html>
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<head>
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<meta charset="UTF-8" />
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<title>출력결과</title>
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</head>
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<body>
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<script>
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function solution(s) {
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let answer;
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//console.log(s.indexOf("time"));
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answer = s.filter(function (v, i) {
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return s.indexOf(v) === i;
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});
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return answer;
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}
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let str = ['good', 'time', 'good', 'time', 'student'];
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console.log(solution(str));
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</script>
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</body>
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</html>

‎섹션1/3.연필개수.html

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<html>
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<head>
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<meta charset="UTF-8" />
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<title>출력결과</title>
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</head>
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<body>
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<script>
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function solution(n) {
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let answer;
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answer = Math.ceil(n / 12);
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return answer;
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}
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console.log(solution(178));
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</script>
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</body>
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</html>

‎섹션1/4.1부터N까지의합.html

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<html>
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<head>
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<meta charset="UTF-8" />
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<title>출력결과</title>
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</head>
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<body>
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<script>
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function solution(n) {
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let answer = 0;
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for (let i = 1; i <= n; i++) {
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answer = answer + i;
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}
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return answer;
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}
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console.log(solution(10));
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</script>
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</body>
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</html>
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s

‎섹션1/5.최솟값.html

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<html>
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<head>
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<meta charset="UTF-8" />
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<title>출력결과</title>
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</head>
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<body>
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<script>
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function solution(arr) {
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let answer = Number.MAX_SAFE_INTEGER;
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answer = Math.min(...arr);
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return answer;
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}
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let arr = [5, 7, 1, 3, 2, 9, 11];
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console.log(solution(arr));
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</script>
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</body>
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</html>

‎섹션1/6.홀수.html

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<html>
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<head>
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<meta charset="UTF-8" />
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<title>출력결과</title>
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</head>
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<body>
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<script>
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function solution(arr) {
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let answer = [];
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let sum = 0;
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let min = Number.MAX_SAFE_INTEGER;
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for (let i = 0; i < arr.length; i++) {
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if (arr[i] % 2 === 1) {
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sum = sum + arr[i];
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if (min > arr[i]) {
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min = arr[i];
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}
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}
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}
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answer.push(sum);
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answer.push(min);
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return answer;
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}
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arr = [12, 77, 38, 41, 53, 92, 85];
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console.log(solution(arr));
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</script>
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</body>
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</html>

‎섹션1/7.10부제.html

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<html>
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<head>
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<meta charset="UTF-8" />
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<title>출력결과</title>
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</head>
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<body>
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<script>
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function solution(day, arr) {
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let answer = 0;
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for (let i = 0; i < arr.length; i++) {
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if (arr[i] % 10 === day) {
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answer++;
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}
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}
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return answer;
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}
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arr = [25, 23, 11, 47, 53, 17, 33];
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console.log(solution(3, arr));
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</script>
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</body>
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</html>

‎섹션1/8.일곱난쟁이.html

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<html>
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<head>
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<meta charset="UTF-8" />
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<title>출력결과</title>
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</head>
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<body>
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<script>
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function solution(arr) {
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let answer = arr;
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let sum = arr.reduce((a, b) => a + b, 0);
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for (let i = 0; i < 8; i++) {
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for (let j = 1; j < 9; j++) {
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if (sum - (arr[i] + arr[j]) === 100) {
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answer.splice(i, 1);
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answer.splice(j, 1);
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}
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}
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}
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return answer;
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}
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let arr = [20, 7, 23, 19, 10, 15, 25, 8, 13];
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console.log(solution(arr));
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</script>
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</body>
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</html>

‎섹션1/9.A를#으로.html

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<html>
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<head>
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<meta charset="UTF-8" />
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<title>출력결과</title>
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</head>
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<body>
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<script>
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function solution(s) {
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let answer = '';
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for (let x of s) {
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if (x === 'A') answer += '#';
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else answer += x;
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}
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return answer;
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}
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let str = 'BANANA';
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console.log(solution(str));
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</script>
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</body>
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</html>

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