From 054e2d0fc3573d53c424a96e671aada15dba62cf Mon Sep 17 00:00:00 2001
From: Vlad Gheorghiu <vsoftco@gmail.com>
Date: Tue, 5 Sep 2023 14:17:11 -0400
Subject: [PATCH] fixed errors in OpenQASM examples

---
 examples/bad.qasm                |  6 +++---
 examples/inline_test.qasm        |  4 ++--
 examples/mapping_test.qasm       | 30 +++++++++++++++---------------
 examples/multi-ancilla_test.qasm |  4 ++--
 4 files changed, 22 insertions(+), 22 deletions(-)

diff --git a/examples/bad.qasm b/examples/bad.qasm
index 25085396..51390416 100644
--- a/examples/bad.qasm
+++ b/examples/bad.qasm
@@ -1,7 +1,7 @@
 OPENQASM 2.0;
 include "qelib1.inc";
 
-qreg x[2];
-qreg y[3];
+qreg q1[2];
+qreg q2[3];
 
-CX x,y;
+CX q1,q2;
diff --git a/examples/inline_test.qasm b/examples/inline_test.qasm
index d0e7f012..13925fd8 100644
--- a/examples/inline_test.qasm
+++ b/examples/inline_test.qasm
@@ -1,7 +1,7 @@
 OPENQASM 2.0;
 include "qelib1.inc";
 
-qreg x[2];
+qreg q[2];
 
 gate cphase(theta) a,b {
   rz(theta/2) a;
@@ -11,4 +11,4 @@ gate cphase(theta) a,b {
   cx a,b;
 }
 
-cphase(pi/4) x[0],x[1];
+cphase(pi/4) q[0],q[1];
diff --git a/examples/mapping_test.qasm b/examples/mapping_test.qasm
index 3fdae1d6..dd323470 100644
--- a/examples/mapping_test.qasm
+++ b/examples/mapping_test.qasm
@@ -1,22 +1,22 @@
 OPENQASM 2.0;
 include "qelib1.inc";
 
-qreg x[4];
-qreg y[4];
+qreg q1[4];
+qreg q2[4];
 
-cx x[0],x[1];
-cx x[1],x[2];
-cx x[2],x[3];
-cx x[3],x[0];
+cx q1[0],q1[1];
+cx q1[1],q1[2];
+cx q1[2],q1[3];
+cx q1[3],q1[0];
 
-t x[1];
+t q1[1];
 
-cx x[0],y[0];
-cx x[1],y[1];
-cx x[2],y[2];
-cx x[3],y[3];
+cx q1[0],q2[0];
+cx q1[1],q2[1];
+cx q1[2],q2[2];
+cx q1[3],q2[3];
 
-cx y[0],y[1];
-cx y[1],y[2];
-cx y[2],y[3];
-cx y[3],y[0];
+cx q2[0],q2[1];
+cx q2[1],q2[2];
+cx q2[2],q2[3];
+cx q2[3],q2[0];
diff --git a/examples/multi-ancilla_test.qasm b/examples/multi-ancilla_test.qasm
index 2732d247..4746ecaf 100644
--- a/examples/multi-ancilla_test.qasm
+++ b/examples/multi-ancilla_test.qasm
@@ -8,5 +8,5 @@ gate foo a {
   cx a,c[0];
 }
 
-qreg x[2];
-foo x[0];
+qreg q[2];
+foo q[0];