diff --git a/letter_digit.py b/letter_digit.py
index e69de29..00a3c70 100644
--- a/letter_digit.py
+++ b/letter_digit.py
@@ -0,0 +1,16 @@
+def letterAndDigit(s1):
+    dict1 = {"DIGITS":0, "LETTERS":0,'SPACE':0,"OTHER":0}
+
+    numbers = sum(c.isdigit() for c in s1)
+    dict1.update({'DIGITS':numbers})
+
+    words   = sum(c.isalpha() for c in s1)
+    dict1.update({'LETTERS':words})
+
+    spaces  = sum(c.isspace() for c in s1)
+    dict1.update({'SPACE':spaces})
+
+    others  = len(s1) - numbers - words - spaces
+    dict1.update({'OTHER':others})
+
+    return dict1
diff --git a/letter_digit.pyc b/letter_digit.pyc
new file mode 100644
index 0000000..b3a0e21
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diff --git a/tests/__init__.pyc b/tests/__init__.pyc
new file mode 100644
index 0000000..1655bf0
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diff --git a/tests/test_letterAndDigit.pyc b/tests/test_letterAndDigit.pyc
new file mode 100644
index 0000000..046e77f
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