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GENERATING ALTERNATING PERMUTATIONS LEXICOGRAPHICALLY
被引:7
|
作者
:
BAUSLAUGH, B
论文数:
0
引用数:
0
h-index:
0
机构:
UNIV VICTORIA,DEPT COMP SCI,VICTORIA V8W 2Y2,BC,CANADA
BAUSLAUGH, B
RUSKEY, F
论文数:
0
引用数:
0
h-index:
0
机构:
UNIV VICTORIA,DEPT COMP SCI,VICTORIA V8W 2Y2,BC,CANADA
RUSKEY, F
机构
:
[1]
UNIV VICTORIA,DEPT COMP SCI,VICTORIA V8W 2Y2,BC,CANADA
[2]
SIMON FRASER UNIV,DEPT MATH,BURNABY V5A 1S6,BC,CANADA
来源
:
BIT
|
1990年
/ 30卷
/ 01期
关键词
:
F.2.2;
G.2.1;
D O I
:
10.1007/BF01932127
中图分类号
:
TP31 [计算机软件];
学科分类号
:
081202 ;
0835 ;
摘要
:
A permutation π1 π2 ... πn is alternating if π1<π2>π3<π4 .... We present a constant average-time algorithm for generating all alternating permutations in lexicographic order. Ranking and unranking algorithms are also derived. © 1990 BIT Foundations.
引用
收藏
页码:17 / 26
页数:10
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