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

#define SIZE 111
void pr1();
void pr2();
void pr3();
int compare(const void* arg1, const void* arg2){
    char* s1 = *((char**)arg1);
    char* s2 = *((char**)arg2);
    int r = strcmp(s1,s2);
    return r;
}

int main(){
    bool search;
    int nl;
    int xox = 0;
    char* pole[SIZE];
    memset(pole,0,SIZE*sizeof(char*));
    nl = 0;
    scanf("%d", &nl);    
    while (2==2)
    { 
        int pz;
        char st[SIZE];
        memset(st,0,SIZE);
        char* r = fgets(st,SIZE,stdin);
        pz = 0;
        if (r!=NULL){
            pz = strlen(st);
        }else{
            break;
        }
        search = false;
        for (int i = 0; i < xox; i++){
            if (memcmp(pole[i],st,pz) == 0){
                search = true;
            }    
        }
        search = false;
        if(search){
            pole[xox] = calloc(' ',pz + 1);
            memcpy(pole[xox],st,pz + 1);
            xox ++;
        }
        search = false;
    }
    if (nl < 0 || nl == 0){
        pr1();
        return 0;
    }
    if (xox==1){
        pr2();
        return 0;
    }
    
    qsort(pole,xox,sizeof(char*),compare);
    printf("Prijati studenti:");
    int i2=0;
    while (i2 <=nl){
        i2++;
        if (pole[i2]!=NULL){
         printf("%s",pole[i2]);   
        }
    }
    if (nl+1 < xox){
        pr3(); 
    }
    int i3;
    for (i3=nl+1; i3 < xox; i3++){
        if (pole[i3]!=NULL)
        {
         printf("%s",pole[i3]);   
        }
    }
    int i4;
    for (i4 = 0; i4 < xox; i4++){
        free(pole[i4]);
    }
}
void pr1(){
    printf("Nespravny vstup\n");
}
void pr2(){
    printf("Ziadne prihlasky\n");
}
void pr3(){
    printf("Neprijati studenti:\n");
}