#include<bits/stdc++.h> using namespace std; int main() { int sumy = 0; int sumf = 0; int a; cin >> a; int b; cin >> b; for (int i = a; i <= b; i++) { if (a % 2 == 0) { sumy = sumy + i; } if (b % 2 != 0) { sumf = sumf + i; } } cout<<sumy<<endl; cout<<sumf; return 0;