1 files changed, 3 insertions, 0 deletions
diff --git a/progs/a763.py b/progs/a763.py
new file mode 100644
index 0000000..6f2fc59
--- /dev/null
+++ b/progs/a763.py
@@ -0,0 +1,3 @@
+def extract_freq(test_list):
+  res = len(list(set(tuple(sorted(sub)) for sub in test_list)))
+  return (res)
+\ No newline at end of file