자바로 구현한 선택정렬 알고리즘

import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStreamReader;

public class SelectSort {
 public static void main(String[] args) throws IOException{
  BufferedReader in = new BufferedReader(new InputStreamReader(System.in));
  int data[] = new int[5];
  int temp = 0;
  for (int i = 0; i < data.length; i++) {
   System.out.print(i+1+"번째 수 : ");
   data[i] = Integer.parseInt(in.readLine());
  }
 
  for (int i = 0; i < data.length-1; i++) {
   for (int j = i + 1; j  < data.length; j++) {
    if (data[i] > data[j]) {
     temp = data[i];
     data[i] = data[j];
     data[j] = temp;
    }
   }
  }
  for (int i = 0; i < data.length; i++) {
   System.out.print(data[i]+" ");
  }
 }

}