diff --git a/nop.py b/nop.py
new file mode 100644
index 0000000..fa284d1
--- /dev/null
+++ b/nop.py
@@ -0,0 +1,23 @@
+UPPERS = "ABCDEFGHIJKLMNOPQRSTUVWXYZ"
+
+instructions = input().strip()
+
+i = 0
+nop_count = 0
+
+while True:
+    try:
+        if instructions[i + 1] in UPPERS:
+            nop_count += 3
+            i += 1
+        elif instructions[i + 2] in UPPERS:
+            nop_count += 2
+            i += 2
+        elif instructions[i + 3] in UPPERS:
+            nop_count += 1
+            i += 3
+        else:
+            i += 4
+    except IndexError:
+        print(nop_count)
+        exit()