TTTTTTTTTTLLLLLLLLLLEEEEEEEEEE

#include<bits/stdc++.h>
using namespace std;
int i=1;
int a[1001];
int b[1001];
bool f=1;
int main(){
    while(getchar()!='\n'){
        cin>>a[i];
        i++;
    }
    for(int s=1;s<i;s++){
    	b[s]=abs(a[s+1]-a[s]);
	}
	sort(b,b+i-1);
	b[i]=i;
	for(int s=1;s<i;s++){
	    if(b[s+1]-b[s]!=1){
	        f=0;
	    }
	}
	if(f){
	    cout<<"Jolly";
	}else{
	    cout<<"Not jolly";
	}
	return 0;
}