#include<iostream>
using namespace std;
int main() {
    int number[101];
    int count/*有效分数个数*/;
    int sum/*其他组总评分*/, mark/*最后得分*/;
    int n, m, t, max, min, teacher/*老师评分*/;
    cin >> n >> m;//分组数 满分
    for (int i = 0; i < n; i++) {
        max=sum=count = 0;
        min = m+1;
        cin >> teacher;
        for (int j = 0; j < n-1; j++) {
            cin >> t;//其他组给的评分
            if (t >= 0 && t <= m) {
                max = t > max ? t : max;        //找最高分
                min = t < min ? t : min;        //找最低分
                sum += t;               //其他组评分累加
                count++;
            }
        }
        sum -= max + min;       //去掉最高分和最低分
        count -= 2;
        mark = (((double)sum / count + teacher) / 2 + 0.5);   //小技巧：double+0.5转为int就是四舍五入
        cout << mark << endl;
    }
    return 0;
}