1 files changed, 2 insertions, 0 deletions
diff --git a/progs/a421.py b/progs/a421.py
new file mode 100644
index 0000000..481c5db
--- /dev/null
+++ b/progs/a421.py
@@ -0,0 +1,2 @@
+def opposite_Signs(x,y): 
+    return ((x ^ y) < 0); 
+\ No newline at end of file