solve: programmers 튜플

Do-ho · Do-ho · commit 5cc8f5caf662 · 2020-12-31T21:01:51.000+09:00
- 고차함수를 많이 사용하려고 노력함
diff --git a/src/Do-ho/implementation/pgs_튜플/pgs_tuple.js b/src/Do-ho/implementation/pgs_튜플/pgs_tuple.js
@@ -0,0 +1,25 @@
+const removeBracket = s => {
+    const re = /[0-9]+(,[0-9]+)*/g;
+    return s.match(re);
+}
+
+const compareFunction = (prev, curr) => prev.length - curr.length;
+
+const parseStr = s => {
+    const strWithOutBracket = removeBracket(s);
+    const parsed = strWithOutBracket.reduce((acc, cur) => {
+        acc.push(cur.split(','));
+        return acc;
+    }, [])
+    return parsed.sort(compareFunction);
+}
+
+const solution = s => {
+    const parsedArr = parseStr(s);
+    const answer = parsedArr.reduce((acc, cur) => {
+        const filterItem = cur.filter((item) => !acc.includes(item));
+        acc.push(filterItem[0]);
+        return acc;
+    }, []).map(item => parseInt(item))
+    return answer;
+}
