1 files changed, 7 insertions, 0 deletions
diff --git a/progs/a313.py b/progs/a313.py
new file mode 100644
index 0000000..a97767d
--- /dev/null
+++ b/progs/a313.py
@@ -0,0 +1,7 @@
+def is_Two_Alter(s):  
+    for i in range (len( s) - 2) : 
+        if (s[i] != s[i + 2]) : 
+            return False
+    if (s[0] == s[1]): 
+        return False
+    return True
+\ No newline at end of file