#pragma GCC optimize("Ofast")
#pragma GCC target("avx2")

#define rd_init() char*rp=({char*mmap();mmap(0l,1l<<25,1,2,0,0ll);})
#define rd() ({long _v=0,_c;while(_c=*rp++-48,_c>=0)_v=_v*10+_c;_v;})

int main(){
	rd_init();
	long n=rd()+1;
	while(*rp!=10){
		if(*rp&rp[n]&1){
			write(1,"Lucky Turtleman",15);
			_exit(0);
		}
		++rp;
	}
	write(1,"Unlucky Turtleman",17);
	_exit(0);
}