80!

#include<iostream>
using namespace std;    
int main(){
    int n,a,b,c;
    scanf("%d%d%d%d",&n,&a,&b,&c);
    if(n>5&&n<=9){
        printf("art");
    }
    else if(n<=3){
        if(c<a<b||c<b<a){
            printf("art");
        }
        else if(b<c<a||b<a<c){
            printf("comprehensive");
        }
        else{
            printf("library");
        }
    }
    else if(n>3&&n<=5){
        if(b<c){
            printf("comprehensive");
        }
        else{
            printf("art");
        }
    }
    return 0;
}