solution 모의고사

Author: chaerin-dev

level-1/모의고사.js

@@ -108,4 +108,28 @@ function solution(answers) {
         if (score[i] === Math.max(...score)) answer.push(i+1)
     }
     return answer;
+}
+
+//정답 5 - chaerin-dev
+function solution(answers) {
+  const pattern = [
+    [1, 2, 3, 4, 5],
+    [2, 1, 2, 3, 2, 4, 2, 5],
+    [3, 3, 1, 1, 2, 2, 4, 4, 5, 5],
+  ];
+  const scores = [0, 0, 0];
+
+  answers.forEach((answer, i) => {
+    for (let j = 0; j < pattern.length; j++) {
+      const patternLength = pattern[j].length;
+      if (answer === pattern[j][i % patternLength]) scores[j]++;
+    }
+  });
+
+  const answer = [];
+  const maxScore = Math.max(...scores);
+  scores.forEach((score, i) => {
+    if (score === maxScore) answer.push(i + 1);
+  });
+  return answer;
 }