Cleared days 1, 2, 3 and 4

Scripts/Day 3.py

@@ -0,0 +1,39 @@
+import numpy as np
+
+def first():
+    with open("/Users/cato447/Code/Cato447/AdventOfCode_2020/Scripts/res/day3.txt") as f:
+        lines = [line.replace("\n", "").split() for line in f.readlines()]
+        column = 0
+        trees = 0
+        for line in lines:
+            if line[0][column] == '#':
+                trees += 1
+            if column < len(line[0])-3:
+                column += 3
+            else:
+                column += 3
+                column -= len(line[0])
+        return trees
+
+
+def second():
+    with open("/Users/cato447/Code/Cato447/AdventOfCode_2020/Scripts/res/day3.txt") as f:
+        lines = [line.replace("\n", "").split() for line in f.readlines()]
+        stepsX = [1, 3, 5, 7, 1]
+        stepsY = [1, 1, 1, 1, 2]
+        countTrees = []
+        for stepX, stepY in zip(stepsX, stepsY):
+            column = 0
+            trees = 0
+            for index in range(0,len(lines),stepY):
+                if lines[index][0][column] == '#':
+                    trees += 1
+                column += stepX
+                if column > len(lines[index][0])-3:
+                    column -= len(lines[index][0])
+            countTrees.append(trees)
+        return np.prod(countTrees)
+        
+
+print(f"First solution: {first()}")
+print(f"Second solution: {second()}")