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