diff --git a/camelcase.py b/camelcase.py
new file mode 100644
index 0000000..46ad3cd
--- /dev/null
+++ b/camelcase.py
@@ -0,0 +1,16 @@
+def camelcase(text):
+    new_text = [text[0].lower()]
+    for char in text[1:]:
+        if char in ('ABCDEFGHIJKLMNOPQRSTUVWXYZ'):
+            new_text.append('_')
+            new_text.append(char.lower())
+        else:
+            new_text.append(char)
+     
+    return ''.join(new_text)
+    
+def main():
+    text = input("Write your text please: ")
+    print(camelcase(text))
+
+main()