day 2 part 1 solved!

brechtje/2/2-1.py

@@ -0,0 +1,19 @@
+raw_input = open('input.txt', "r").read().split(',')
+input = []
+
+for item in raw_input:
+    input.append(item.split('-'))
+
+answer = 0
+invalid_numbers = []
+
+for item in input:
+    for i in range(int(item[0]), int(item[1]) + 1):
+        str_i = str(i)
+        if len(str_i) % 2 == 0:
+            halfway = int(len(str_i)/2)
+            if str_i[0:halfway] == str_i[halfway:]:
+                answer += i
+                invalid_numbers.append(i)
+
+print(answer)