BEAKJOON JAVA ALGORITHM #4344(평균은 넘겠지)

https://www.acmicpc.net/problem/4344

import java.io.BufferedReader; import java.io.IOException; import java.io.InputStreamReader; import java.util.StringTokenizer; public class a4344 { public static void main(String[] args) throws NumberFormatException, IOException { BufferedReader br=new BufferedReader(new InputStreamReader(System.in)); int num=Integer.parseInt(br.readLine()); for(int i=0;i<num;i++){ int sum=0; int avg=0; int cnt=0; StringTokenizer token = new StringTokenizer(br.readLine()); int person=Integer.parseInt(token.nextToken()); int []score=new int[person]; for(int j=0;j<score.length;j++){ score[j]=Integer.parseInt(token.nextToken()); sum+=score[j]; } avg=sum/person; for(int j=0;j<score.length;j++){ if(avg<score[j]){ cnt++; } } System.out.printf("%.3f%%\n",((double)cnt/(double)person)*100); } } }