[자바] 기초문제풀이6 ㅠ ((n포인트사례 ))

import java.util.Arrays; import java.util.Random; import java.util.Scanner; public class VoteTest { public static void main(String[] args) { Scanner scanner = new Scanner(System.in); System.out.print("총 진행할 투표수를 입력해 주세요: "); int total = Integer.parseInt(scanner.nextLine()); System.out.print("가상 선거를 진행할 후보자 인원을 입력해 주세요: "); int number = Integer.parseInt(scanner.nextLine()); Candidate[] candidates = new Candidate[number]; for (int i = 0; i < number; i++) { System.out.print((i + 1) + "번재 후보자이름을 입력해 주세요: "); String name = scanner.nextLine(); candidates[i] = new Candidate(i + 1, name, total); } Random random = new Random(); for (int i = 1; i <= total; i++) { int randomNumber = random.nextInt(number); candidates[randomNumber].vote(); System.out.println(); System.out.printf("[투표진행률]: %.2f%%, %d명 투표 => %s%n", i / (double) total * 100, i, candidates[randomNumber].getName()); Arrays.stream(candidates) .forEach(System.out::println); } Candidate winner = candidates[0]; for (int i = 1; i < number; i++) { if (winner.getNumberOfVotes() < candidates[i].getNumberOfVotes()) { winner = candidates[i]; } } System.out.println(); System.out.println("[투표결과] 당선인: " + winner.getName()); scanner.close(); } } class Candidate { private final int number; private final String name; private int numberOfVotes = 0; private final int total; public String getName() { return name; } public int getNumberOfVotes() { return numberOfVotes; } public Candidate(int number, String name, int total) { this.number = number; this.name = name; this.total = total; } @Override public String toString() { return String.format("[기호:%d] %s: %.2f%% (투표수: %d)", number, name, numberOfVotes / (double) total * 100, numberOfVotes); } public void vote() { numberOfVotes++; } }

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