1 files changed, 11 insertions, 0 deletions
diff --git a/progs/a646.py b/progs/a646.py
new file mode 100644
index 0000000..450cbd7
--- /dev/null
+++ b/progs/a646.py
@@ -0,0 +1,11 @@
+def validate(n): 
+    for i in range(10): 
+        temp = n;  
+        count = 0; 
+        while (temp): 
+            if (temp % 10 == i): 
+                count+=1;  
+            if (count > i): 
+                return False
+            temp //= 10; 
+    return True
+\ No newline at end of file