diff --git a/b9/Makefile b/b9/Makefile
deleted file mode 100644
index 5697b27..0000000
--- a/b9/Makefile
+++ /dev/null
@@ -1,7 +0,0 @@
-all: Main.out
-
-Main.out:
-	gcc -o some_code some_code.c
-
-clean:
-	rm some_code
diff --git a/b9/rand.py b/b9/rand.py
new file mode 100644
index 0000000..ca991ea
--- /dev/null
+++ b/b9/rand.py
@@ -0,0 +1,69 @@
+import argparse
+import random
+
+MAX_ITERATIONS = 100
+MAX_SIDES = 20
+
+def main():
+
+    parser = argparse.ArgumentParser()
+
+    parser.add_argument(
+        dest="object",
+        choices=["coin", "dice"],
+        help="Use 'coin' to flip a coin or 'dice' to roll a die"
+    )
+
+    parser.add_argument(
+        "-i", "--iterations",
+        dest="iterations",
+        type=int,
+        default=1,
+        help="Number of times to flip a coin or roll dice (max=100)"
+    )
+
+    # COMMIT 1: Add -s flag for number of sides on a die
+
+
+    args = parser.parse_args()
+
+    if args.object == "coin":
+        flip_coin(args.iterations)
+    elif args.object == "dice":
+        roll_dice(args.iterations, args.sides)
+
+
+def flip_coin(iterations):
+
+    if iterations > MAX_ITERATIONS or iterations < 0:
+        print("Number of flips must be in the range [0 - {}]"
+                .format(MAX_ITERATIONS))
+        return
+
+    coinRecord, numHeads, numTails = [], 0, 0
+    for i in range(iterations):
+        flip = random.randint(0, 1)
+        if flip == 0:
+            numHeads += 1
+            coinRecord.append("H")
+        else:
+            numTails += 1
+            coinRecord.append("T")
+
+    print("{} coin flip(s) resulted in {} Heads and {} Tails:"
+            .format(iterations, numHeads, numTails))
+    print(*coinRecord, sep=', ')
+
+
+def roll_dice(iterations, sides):
+
+    # COMMIT 3: Restrict input range for dice iterations and sides
+
+
+    # COMMIT 2: Add dice rolling logic and output dice sum and sequence
+
+
+    return
+
+if __name__ == "__main__":
+    main()
diff --git a/b9/rand_reference.py b/b9/rand_reference.py
new file mode 100644
index 0000000..ba46dd5
--- /dev/null
+++ b/b9/rand_reference.py
@@ -0,0 +1,90 @@
+import argparse
+import random
+
+MAX_ITERATIONS = 100
+MAX_SIDES = 20
+
+def main():
+
+    parser = argparse.ArgumentParser()
+
+    parser.add_argument(
+        dest="object",
+        choices=["coin", "dice"],
+        help="Use 'coin' to flip a coin or 'dice' to roll a die"
+    )
+
+    parser.add_argument(
+        "-i", "--iterations",
+        dest="iterations",
+        type=int,
+        default=1,
+        help="Number of times to flip a coin or roll dice (max=100)"
+    )
+
+    # COMMIT 1: Add -s flag for number of sides on a die
+    parser.add_argument(
+        "-s", "--sides",
+        dest="sides",
+        type=int,
+        default=6,
+        help="Number of sides on a die (max=20; ignored when flipping a coin)"
+    )
+
+    args = parser.parse_args()
+
+    if args.object == "coin":
+        flip_coin(args.iterations)
+    elif args.object == "dice":
+        roll_dice(args.iterations, args.sides)
+
+
+def flip_coin(iterations):
+
+    if iterations > MAX_ITERATIONS or iterations < 0:
+        print("Number of flips must be in the range [0 - {}]"
+                .format(MAX_ITERATIONS))
+        return
+
+    coinRecord, numHeads, numTails = [], 0, 0
+    for i in range(iterations):
+        flip = random.randint(0, 1)
+        if flip == 0:
+            numHeads += 1
+            coinRecord.append("H")
+        else:
+            numTails += 1
+            coinRecord.append("T")
+
+    print("{} coin flip(s) resulted in {} Heads and {} Tails:"
+            .format(iterations, numHeads, numTails))
+    print(*coinRecord, sep=', ')
+
+
+def roll_dice(iterations, sides):
+
+    # COMMIT 3: Restrict input range for dice iterations and sides
+    if iterations > MAX_ITERATIONS or iterations < 0:
+        print("Number of rolls must be in the range [0 - {}]"
+                .format(MAX_ITERATIONS))
+        return
+
+    if sides > MAX_SIDES or sides < 1:
+        print("Number of sides must be in the range [1 - {}]"
+                .format(MAX_SIDES))
+        return
+
+    # COMMIT 2: Add dice rolling logic and output dice sum and sequence
+    diceRecord, diceSum = [], 0
+    for i in range(iterations):
+        roll = random.randint(1, sides)
+        diceRecord.append(roll)
+        diceSum += roll
+
+    print("{} roll(s) of a {}-sided die resulted in a sum of {}:"
+            .format(iterations, sides, diceSum))
+    print(*diceRecord, sep=', ')
+
+
+if __name__ == "__main__":
+    main()
diff --git a/b9/some_code.c b/b9/some_code.c
deleted file mode 100644
index f83262d..0000000
--- a/b9/some_code.c
+++ /dev/null
@@ -1,10 +0,0 @@
-#include <stdio.h>
-
-int main(int argc, char** argv) {
-    char* x = "Incorrect output";
-    puts(x);
-
-    /* TODO: add new feature */
-
-    return 0;
-}