#include <iostream> using namespace std; int main() { int n, m, sum1 = 0, sum2 = 0; cin >> m >> n; for (int i = m; i <= n; i++) { if (i % 2 == 0){ sum2 += i; } else{ sum1 += i; } cout << sum2 << " " << sum1 << endl; } return 0; }