diff --git a/beginner/sum-earnings_Kushagra-0801.py b/beginner/sum-earnings_Kushagra-0801.py
index 1eab79c..7c661fd 100644
--- a/beginner/sum-earnings_Kushagra-0801.py
+++ b/beginner/sum-earnings_Kushagra-0801.py
@@ -1,16 +1,21 @@
-"""Solution for Issue #8 (Sum Eanings Challenge)."""
+"""Solution for Issue #8 (Sum Earnings Challenge)."""
 
-try:
-    input_ = input()
-    required_nums = input_.count(',') + 1
-    history = list(map(int, input_.split(',')))
-    if len(history) != required_nums:
-        raise ValueError
-    balance = 0
-    for i in history:
-        balance += i
-        if balance < 0:
-            balance = 0
-    print(balance)
-except ValueError:
-    print('0')
+
+def sum_earnings(finance_data):
+    """Validate and process input."""
+    try:
+        required_nums = finance_data.count(',') + 1
+        history = list(map(int, finance_data.split(',')))
+        if len(history) != required_nums:
+            raise ValueError
+        balance = 0
+        for i in history:
+            balance += i
+            if balance < 0:
+                balance = 0
+        return balance
+    except ValueError:
+        return 0
+
+
+print(sum_earnings(input()))