From a50cd2cd24a04095532d8b059731bc9631dd77f8 Mon Sep 17 00:00:00 2001
From: Daniel Strano <stranoj@gmail.com>
Date: Thu, 23 Feb 2023 09:12:09 -0500
Subject: [PATCH] Check prob_perm() parameter lengths match

---
 src/qrack_simulator.rs | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/src/qrack_simulator.rs b/src/qrack_simulator.rs
index 53a9d57..bb5c169 100644
--- a/src/qrack_simulator.rs
+++ b/src/qrack_simulator.rs
@@ -2165,6 +2165,9 @@ impl QrackSimulator {
         //     probability that each qubit in "q[i]" has corresponding truth
         //     value in "c[i]", at once
 
+        if q.len() != c.len() {
+            return Err(QrackError{});
+        }
         let mut _q = q.to_vec();
         let mut _c = c.to_vec();
         let result:f64;