Add gnome sort (#133)

Author: SimonWaldherr

sorting_algorithms/gnome_sort.r

@@ -0,0 +1,30 @@
+# Gnome Sort Function
+# Sorts an input vector using the Gnome Sort algorithm.
+# Parameters:
+# - arr: Input vector to be sorted.
+# Returns:
+# - Sorted vector.
+
+gnome_sort <- function(arr) {
+  index <- 1
+  n <- length(arr)
+  
+  while (index <= n) {
+    if (index == 1 || arr[index] >= arr[index - 1]) {
+      index <- index + 1
+    } else {
+      # Swap arr[index] and arr[index - 1]
+      temp <- arr[index]
+      arr[index] <- arr[index - 1]
+      arr[index - 1] <- temp
+      index <- index - 1
+    }
+  }
+  
+  return(arr)
+}
+
+# Example usage:
+elements_vec <- c(34, 2, 10, -9)
+gnome_sorted_vec <- gnome_sort(elements_vec)
+print(gnome_sorted_vec)