add bench helper

1 files changed, 12 insertions, 0 deletions

diff --git a/sort/sorted.go b/sort/sorted.go
new file mode 100644
index 0000000..a24de19
--- /dev/null
+++ b/sort/sorted.go
@@ -0,0 +1,12 @@
+package sort
+
+import "algorithms/ds"
+
+func Sorted(a []ds.Comparer) bool {
+	for i := len(a) - 1; i > 0; i-- {
+		if a[i].LowerThan(a[i-1]) {
+			return false
+		}
+	}
+	return true
+}