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Posted to user@spark.apache.org by Bonsen <he...@126.com> on 2016/02/27 15:15:07 UTC
deal with datas' structure
Now,I have a map
val ji =
scala.collection.mutable.Map[String,scala.collection.mutable.ArrayBuffer[String]]()
there are so many datas like:
ji =
map("a"->ArrayBuffer["1","2","3"],"b"->ArrayBuffer["1","2","3"],"c"->ArrayBuffer["2","3"])
if "a" choose "1","b" and "c" can't choose "1",
for example,
ji = map("b"->ArrayBuffer["2","3"],"c"->ArrayBuffer["2","3"])
if "b" choose "2","c" can't choose "2",
for example,
ji = map("c"->ArrayBuffer["3"])
And I need get all the Possibilities and sort them from small to big and
ouput them to result.txt.
Results Like:
a:1 b:2 c:3
a:1 c:2 b:3
b:1 a:2 c:3
b:1 c:2 a:3
Finally,we can get result.txt:
a b c
a c b
b a c
b c a
What should I do? I think it is difficult to me.....
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