# include<iostream> using namespace std; int main(){ int s1=0,s2=0,n,m; cin>>n>>m; for(int i=n;i<=m;i++){ if(i%2==0){ s2=s2+i; } else if(i%2==1){ s1=s1+i; } } cout<<s2<<" "<<s1<<endl; return 0; }