leetcode1184

 1 class Solution:
 2     def distanceBetweenBusStops(self, distance: List[int], start: int, destination: int) -> int:
 3         if start == destination:
 4             return 0
 5         elif start < destination:
 6             dis1,dis2 = 0,0
 7             for i in range(start,destination):
 8                 dis1 += distance[i]
 9             for i in range(start):
10                 dis2 += distance[i]
11             for j in range(len(distance)-1,destination-1,-1):
12                 dis2 += distance[j]
13             return min(dis1,dis2)
14         else:
15             dis1,dis2 = 0,0
16             start,destination = destination,start
17             for i in range(start,destination):
18                 dis1 += distance[i]
19             for i in range(start):
20                 dis2 += distance[i]
21             for j in range(len(distance)-1,destination-1,-1):
22                 dis2 += distance[j]
23             return min(dis1,dis2)