2023 day 9 part 1 solved

2023/9.py

@@ -0,0 +1,11 @@
+input = [[int(i) for i in l.split()] for l in open("input.txt", 'r').read().splitlines()]
+score = 0
+
+
+def diff(l):
+    newList = [l[i+1] - l[i] for i in range(len(l)-1)]
+    return l[-1] + diff(newList) if set(newList) != {0} else l[-1]
+
+score = sum(diff(l) for l in input)
+
+print(score)