From c4f926438dcb8abe805e910399940f79ff643c4b Mon Sep 17 00:00:00 2001
From: ziejd2
Date: Thu, 14 Sep 2017 15:39:41 -0500
Subject: Add files via upload

---
 sourcecodes/k-best/src/varpar.c | 19 +++++++++++++++++++
 1 file changed, 19 insertions(+)
 create mode 100644 sourcecodes/k-best/src/varpar.c

(limited to 'sourcecodes/k-best/src/varpar.c')

diff --git a/sourcecodes/k-best/src/varpar.c b/sourcecodes/k-best/src/varpar.c
new file mode 100644
index 00000000..584799c6
--- /dev/null
+++ b/sourcecodes/k-best/src/varpar.c
@@ -0,0 +1,19 @@
+#include "varpar.h"
+
+varset_t parset2varset(int v, varset_t set){
+  varset_t sinkleton = 1U<<v;
+  varset_t mask      = sinkleton - 1;
+  varset_t low       = set &  mask;
+  varset_t high      = set & ~mask;
+  return (high<<1) | low;
+}
+
+varset_t varset2parset(int v, varset_t set){
+  /* assumes v not set */
+  varset_t sinkleton = 1U<<v;
+  varset_t mask      = sinkleton - 1;
+  varset_t low       = set &  mask;
+  varset_t high      = set & ~mask;
+  return (high>>1) | low;
+}
+
-- 
cgit 1.4.1