我是Python新手,我想知道如何用逗号(,)和冒号分割(:).我正在尝试加油站问题,我想从文本文件中读取这样的内容:
1:1,2:2,3:3,4:4,5:5,6:6,7:7,8:8
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我还想打开并从文件中读取这些数据并将其存储在链表中.
到现在为止我做了这个:
def GasStation(strArr):
strArr = []
f = open('Details.txt', 'r')
for line in f:
strArr.append(line)
amount, tank = int(strArr[0]),0
stations = [amount.split(":") for i in (strArr[1:] + strArr[1:-1])]
for curr in range(start, start+amount):
tank = tank + int(stations[curr][0]) - int(stations[curr][1])
if tank < 0: sys.exit()
if tank >= 0: return start+1
else: tank = 0
return "not"
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我也想打印作为答案的索引.
请帮帮我,我不明白为什么不给我打印答案.
谢谢.