Thank you for your answer.
package zh.codegym.task.task04.task0441;
/*
设法达到均衡
*/
import java.io.*;
public class Solution {
public static void main(String[] args) throws Exception {
//在此编写你的代码
BufferedReader reader = new BufferedReader(new InputStreamReader(System.in));
String s;
int[] nums = new int[3];
int i = 0;
while((s = reader.readLine()) != null){
nums[i] = Integer.parseInt(s);
i++;
}
int temp, k;
for(int j = 0; j < 3; j++){
k = j;
for(int l = j+1; l < 3; l++){
if(nums[k] > nums[l])
k = l;
}
temp = nums[j];
nums[j] = nums[k];
nums[k] = temp;
}
System.out.println(nums[1]);
}
}