n=int(input())
road_list = list(map(int, input().split(' ')))
scr_dst = list(map(int, input().split(' ')))
scr, dst = scr_dst[0], scr_dst[1]
if scr > dst:
    tmp=scr
    scr=dst
    dst=tmp
scr2dst = sum(road_list[scr-1:dst-1])
dsr2scr = sum(road_list)-scr2dst
print(min(scr2dst, dsr2scr))