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841天前object TestQuickSort2 |
{ |
def main ( args : Array[String] ) : Unit = { |
var arrays = Array ( 123,343,5435,23,3213 ); |
println ( "排序前的结果" ); |
arrays.foreach ( println ) |
arrays = sort ( arrays ); |
println ( "排序后的结果" ); |
arrays.foreach ( println ) |
} |
def sort ( xs: Array[Int] ) :Array[Int] = { |
if ( xs.length <= 1 ) |
xs; |
else |
{ |
val pivot = xs ( xs.length /2 ); |
Array.concat ( |
sort ( xs filter ( pivot > ) ), |
xs filter ( pivot == ), |
sort ( xs filter ( pivot < ) ) |
) |
} |
} |
} |
by: 发表于：2017-09-20 10:14:01 顶(0) | 踩(0) 回复
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