Use seg[1] to keep track of sum instead of a sum var

1 files changed, 1 insertions, 5 deletions

diff --git a/sd.go b/sd.go
index f466f6b..0368e70 100644
--- a/sd.go
+++ b/sd.go
@@ -79,7 +79,6 @@ func main() {
 		panic(err)
 	}
 	s.build(rows, 0, N-1, 1)
-	sum := s.seg[1]
 	rows.Close()
 
 	if *verbose {
@@ -96,11 +95,10 @@ func main() {
 
 	for {
 		// Choose a random card
-		x := rand.Intn(sum)
+		x := rand.Intn(s.seg[1])
 		w, i := s.query(x, 0, N-1, 1)
 
 		if *verbose {
-			fmt.Println(sum)
 			fmt.Println(x)
 			fmt.Println(w)
 			fmt.Println(i)
@@ -120,9 +118,7 @@ func main() {
 		os.Stdin.Read(b)
 		if b[0] == byte('y') {
 			w >>= 1
-			sum -= w
 		} else if b[0] == byte('n') {
-			sum += w
 			w <<= 1
 		} else {
 			os.Exit(0)