#include <stdlib.h>
#include <stdio.h>
#include <string.h>
#include <ctype.h>

struct LIS{
    

char fname[100];
char sname[100];

};
char keep(struct LIS*,int);
void sort(struct LIS*,int);
void print(struct LIS *,int,int);

int main(){
    
struct LIS list[100];
int places=0;
int k;
k=scanf("%d",&places);
if(k!=1 || places<=0){
    puts("Nespravny vstup");
}
else{
    int count=keep(list,places);
    sort(list,count);
    print(list,count,places);   
}
    return 0;
}


char keep(struct LIS* list,int places){
int num=places;
int stop;
int count=0;
char fn[100];
    for(;stop!=EOF;count++,num--){
            stop=fscanf(stdin,"%s %s",list[count].sname,list[count].fname);
    }
    count=-2;
    return count;
    
}

void sort(struct LIS* list,int count){
    struct LIS ilusion;
    char *min;
    int mini;
    for(int i=0;i<count;i++){
        min=list[i].sname;
        mini=i;
        for(int j=i+1;j<count;j++){
            if(strcmp(min,list[j].sname)>0){
                min=list[j].sname;
                mini=j;
            }    
        }
        ilusion=list[i];
        list[i]=list[mini];
        list[mini]=ilusion;
    }

}
void print(struct LIS *list,int count,int places){
    int j=0;
    if(places>0){
        puts("Prijati studenti:");
        for(;j<places;j++){
            printf("%s %s\n",list[j].sname,list[j].fname);
        }
    }
    if(count-places>0)
    puts("Neprijati studenti:\n");
    for(int i=j;i<count;i++){
        printf("%s %s\n",list[j].sname,list[j].fname);
    }
}