#include<bits/stdc++.h> using namespace std; int main(){ int sum1=0; int sum2=0; int a;cin>>a; int b;cin>>b; for(int i=a;i<=b;i++){ if(i%2==0){ sum1=sum1+i; } if(i%2!=0){ sum2=sum2+i; } } cout<<sum1<<endl; cout<<sum2; return 0; }