#include<bits/stdc++.h> using namespace std; int main() { int a, b, c, d; cin >> a >> b; for (int e = a; e <= b; e++) { if (e % 2 == 0) { c += e; } } for (int e = a; e <= b; e++) { if (e % 2 == 1) { d += e; } } cout<<c<<" "<<d; return 0; }