VAR.cpp

#include<bits/stdc++.h>
using namespace std;

int main() {
    int x,y; cin >> x >> y;
    if(-8 <= x && x <= 8 && 0 <= y && y <= 8) {
        cout << 'S' << endl;
    }
    else {
        cout << 'N' << endl;
    }
}