Zerobase-miniproject

miniProject6.java

import java.util.Random;
import java.util.Scanner;

public class Miniproject6 {

  public static void main(String[] args) {
    try(Scanner sc = new Scanner(System.in)) {
      System.out.print("총 진행할 투표수를 입력해 주세요.");
      int total = sc.nextInt();
      System.out.print("가상 선거를 진행할 후보자 인원을 입력해 주세요.");
      int candidateNumber = sc.nextInt();
      String[] candidates = new String[candidateNumber];
      for (int i = 0; i < candidateNumber; i++){
        System.out.print((i+1)+"번째 후보의 이름을 입력해 주세요.");
        candidates[i] = sc.next();

      }

      int[] votes = new int[candidateNumber];

      // 투표 진행
      StartVote(total, candidateNumber, votes, candidates);

      System.out.format("[투표결과] 당선인 : %s",candidates[getMaxIndex(votes)]);
    }
  }

  private static void StartVote(int total, int candidateNumber, int[] votes, String[] candidates) {
    double progress;
    for(int i = 1; i <= total; i++){
      progress = (i/(double) total)*100;

      int vote = new Random().nextInt(candidateNumber);
      votes[vote]++;

      System.out.format("[투표진행률]: %.2f%%, %d명 투표 => %s\n",progress,i, candidates[vote]);
      for (int j = 0; j < candidateNumber; j++){
        System.out.format("%s: %.2f%%, (투표수 : %d)\n", candidates[j],(votes[j]/(double)i)*100, votes[j]);
      }
    }
  }

  private static int getMaxIndex(int[] votes) {
    int maxIndex = 0;
    for (int i = 1; i < votes.length; i++){
      if (votes[maxIndex] < votes[i]){
        maxIndex = i;
      }
    }
    return maxIndex;
  }

}