1 files changed, 7 insertions, 0 deletions
diff --git a/progs/a801.py b/progs/a801.py
new file mode 100644
index 0000000..5b0c931
--- /dev/null
+++ b/progs/a801.py
@@ -0,0 +1,7 @@
+def count_bidirectional(test_list):
+  res = 0
+  for idx in range(0, len(test_list)):
+    for iidx in range(idx + 1, len(test_list)):
+      if test_list[iidx][0] == test_list[idx][1] and test_list[idx][1] == test_list[iidx][0]:
+        res += 1
+  return (str(res)) 
+\ No newline at end of file