#include<bits/stdc++.h> using namespace std; unsigned long long n; int a[100005] = {0}; int main() { cin >> n; unsigned long long sum = 0; for(unsigned long long i = 1;i <= n;i++) { cin >> a[i]; sum += a[i]; } unsigned long long x,y; cin >> x >> y; unsigned long long sh = 0; unsigned long long ni = 0; for(unsigned i = x;i < y;i++) { sh += a[i]; } ni = sum - sh; cout << min(sh,ni) << endl; return 0; }