完成堆, 还差hashset

2019-04-16 07:09:32 +08:00
parent 42cd6ef9fa
commit 3bc9a99ca9
4 changed files with 120 additions and 348 deletions
--- a/lastack/lastack.go
+++ b/lastack/lastack.go
@@ -26,10 +26,10 @@ func (as *Stack) grow() bool {
 			as.cache = nil
 		} else {
 			var growsize int
-			if as.size <= 200 {
-				growsize = as.size * 2
+			if as.size <= 256 {
+				growsize = as.size << 1
 			} else {
-				growsize = 200 + as.size/4
+				growsize = 256 + as.size>>2
 			}
 			grownode = &Node{elements: make([]interface{}, growsize, growsize), cur: -1}
 		}