#include<bits/stdc++.h> using namespace std; int main(){ int n,m,oddsum=0,evensum=0; cin>>n>>m; for(int i=n;i<=m;i++){ if(i%2==0){ oddsum=oddsum+i; }else{ evensum=evensum+i; } } cout<<oddsum<<" "<<evensum; return 0; }