code:

#include<bits/stdc++.h>
using namespace std;
int n,m;
struct stu{
	double mark;
	char team;
}stu[1001];
int team_mark[27];
int test[27];
double sum;
bool cmp(stu a,stu b){
	if(a.mark!=b.mark)return a.mark>b.mark;
	return a.team<b.team;
}
signed main(){
	for(int i=1;i<=n;i++){
		cin>>stu[i].mark>>stu[i].team;
	}
	for(int i=1;i<=m;i++){
		for(int j=1;j<=m;j++){
			cin>>test[j];
			sum+=test[j];
		}
		int average=sum/m;
		for(int j=1;j<=m;j++){
			if(abs(average-test[j])>15)sum-=test[j];
		}
		team_mark[i]=int(sum/m+0.5);
	}
	for(int i=1;i<=n;i++){
		stu[i].mark*=0.4;
		stu[i].mark+=team_mark[stu[i].team-'A'+1]*0.6;
		stu[i].mark=int(stu[i].mark+0.5);
	}
	sort(stu+1,stu+1+n,cmp);
	for(int i=1;i<=n;i++){
		cout<<stu[i].mark<<" "<<stu[i].team<<endl;
	}
	return 0;
}