Finished 2015-12-03 part 1+2

2015/day3/part1.py

@@ -0,0 +1,41 @@
+#!/bin/python3
+
+import sys
+from pprint import pprint
+
+input_f = sys.argv[1]
+
+result = 0
+arr = []
+l = 101
+for i in range(0,l):
+    arr.append([])
+    for j in range(0,l):
+        arr[i].append('O')
+
+start=int((l-1)/2)
+
+X = start
+Y = start
+
+with open(input_f) as file:
+    for line in file:
+        tmp = list(line.rstrip())
+        arr[X][Y] = 'X'
+        for idx,i in enumerate(tmp):
+            if i == '^':
+                Y -= 1
+            if i == '>':
+                X += 1
+            if i == '<':
+                X -= 1
+            if i == 'v':
+                Y += 1
+
+            arr[X][Y] = 'X'
+
+for idx,i in enumerate(arr):
+    for jdx,j in enumerate(i):
+        if arr[idx][jdx] == 'X':
+            result += 1
+print(result)

2015/day3/part2.py

@@ -0,0 +1,56 @@
+#!/bin/python3
+
+import sys
+from pprint import pprint
+
+input_f = sys.argv[1]
+
+result = 0
+arr = []
+l = 101
+for i in range(0,l):
+    arr.append([])
+    for j in range(0,l):
+        arr[i].append('O')
+
+start=int((l-1)/2)
+
+X = start
+Y = start
+
+rX = start
+rY = start
+
+with open(input_f) as file:
+    for line in file:
+        tmp = list(line.rstrip())
+        arr[X][Y] = 'X'
+        arr[rX][rY] = 'X'
+        for idx,i in enumerate(tmp):
+            if idx % 2 == 0:
+                if i == '^':
+                    Y -= 1
+                if i == '>':
+                    X += 1
+                if i == '<':
+                    X -= 1
+                if i == 'v':
+                    Y += 1
+            else:
+                if i == '^':
+                    rY -= 1
+                if i == '>':
+                    rX += 1
+                if i == '<':
+                    rX -= 1
+                if i == 'v':
+                    rY += 1
+
+            arr[X][Y] = 'X'
+            arr[rX][rY] = 'X'
+
+for idx,i in enumerate(arr):
+    for jdx,j in enumerate(i):
+        if arr[idx][jdx] == 'X':
+            result += 1
+print(result)

2015/day3/test1

@@ -0,0 +1 @@
+^v

2015/day3/test2

@@ -0,0 +1 @@
+^>v<

2015/day3/test3

@@ -0,0 +1 @@
+^v^v^v^v^v