[javascript-algorithm]プログラマー-シミュレーション試験

(1)問題リンク

(2)解答と解説1

-問題を解く

        const answers = [1, 3, 2, 4, 2]

        function solution1(answers){
            const answer = []
            const mathGiver = [[1, 2, 3, 4, 5], [2, 1, 2, 3, 2, 4, 2, 5], [3, 3, 1, 1, 2, 2, 4, 4, 5, 5]]
            const count = [0, 0, 0]

            for(let i = 0; i < answers.length; i++){
                if(mathGiver[0][i % mathGiver[0].length] == answers[i]) count[0]++;
                if(mathGiver[1][i % mathGiver[1].length] == answers[i]) count[1]++;
                if(mathGiver[2][i % mathGiver[2].length] == answers[i]) count[2]++;
            }

            for(let j = 0; j < count.length; j++){
                if(count[j] == Math.max(...count)) answer.push(j+1);
            }

            return answer;
        }

        console.log(solution1(answers));

-問題の説明

（2）問題解きと説明2

- 문제풀이

        const answers = [1, 3, 2, 4, 2]

        function solution2(answers) {
            const answer = [];
            const mathGiver1 = [1, 2, 3, 4, 5];
            const mathGiver2 = [2, 1, 2, 3, 2, 4, 2, 5]
            const mathGiver3 = [3, 3, 1, 1, 2, 2, 4, 4, 5, 5];

            const mathGiver1Count = answers.filter((a,i)=> a === mathGiver1[i%mathGiver1.length]).length;
            const mathGiver2Count = answers.filter((a,i)=> a === mathGiver2[i%mathGiver2.length]).length;
            const mathGiver3Count = answers.filter((a,i)=> a === mathGiver3[i%mathGiver3.length]).length;
            const max = Math.max(mathGiver1Count,mathGiver2Count,mathGiver3Count);

            if (mathGiver1Count === max) answer.push(1);
            if (mathGiver2Count === max) answer.push(2);
            if (mathGiver3Count === max) answer.push(3);

            return answer;
        }

        console.log(solution2(answers))

-問題の説明

（3）参考資料