1039

 1 #include <iostream>  
 2 using namespace std;  
 3 int main()  
 4 {  
 5     int year;
 6     while(cin>>year)  
 7     {  
 8         if((year%4==0&&year%100!=0)||year%400==0)  
 9         {  
10             cout<<"L";  
11             break;  
12         }  
13         else 
14         cout<<"N"<<endl;  
15     }  
16     return 0;  
17 }