diff --git a/day20-2.py b/day20-2.py
new file mode 100644
index 0000000..ba37210
--- /dev/null
+++ b/day20-2.py
@@ -0,0 +1,75 @@
+import sys
+
+class img:
+    def __init__(self):
+        self.y = []
+
+    def addline(self, line):
+        self.y.append(line)
+
+    def get_num(self,y,x, test):
+        number=''
+        if y != 0 and x != 0: number += self.y[y - 1][x - 1]
+        else: number += test
+        if y !=0: number += self.y[y - 1][x]
+        else: number += test
+        if y != 0 and x != len(self.y[0]) - 1: number += self.y[y - 1][x + 1]
+        else: number += test
+        if x != 0: number += self.y[y][x - 1]
+        else: number += test
+        number += self.y[y][x]
+        if x != len(self.y[0]) - 1: number += self.y[y][x + 1]
+        else: number += test
+        if y != len(self.y) - 1 and x != 0: number += self.y[y + 1][x - 1]
+        else: number += test
+        if y != len(self.y) - 1: number += self.y[y + 1][x]
+        else: number += test
+        if y != len(self.y) - 1 and x != len(self.y[0]) - 1: number += self.y[y + 1][x + 1]
+        else: number += test
+        number = number.replace('.', '0')
+        number = number.replace('#', '1')
+
+        return (int(number, 2))
+
+    def enhance(self, test):
+        new_image = []
+        self.y.insert(0, test*len(self.y[0]))
+        self.y.append(test*len(self.y[0]))
+        for i in range(len(self.y)):
+            self.y[i] = test + self.y[i] + test
+        for i in range(len(self.y)):
+            new_line = ''
+            for t in range(len(self.y[i])):
+                num = self.get_num(i,t,test)
+                new_line += algorithm[num]
+            new_image.append(new_line)
+        self.y = new_image.copy()
+
+    def count(self):
+        counter = 0
+        for f in self.y:
+            for g in f:
+                if g == '#':
+                    counter += 1
+        return(counter)
+
+
+image = img()
+
+with open(sys.argv[1], 'r') as f:
+    toggle = False
+    for g in f.readlines():
+        g = g.strip()
+        if g == '':
+            toggle = True
+        if not toggle:
+            algorithm = g
+        if toggle and g != '':
+            image.addline(g)
+
+for i in range(25):
+    image.enhance('.')
+    image.enhance('#')
+
+print(image.count())
+        
diff --git a/day20.py b/day20.py
new file mode 100644
index 0000000..94848b9
--- /dev/null
+++ b/day20.py
@@ -0,0 +1,74 @@
+import sys
+
+class img:
+    def __init__(self):
+        self.y = []
+
+    def addline(self, line):
+        self.y.append(line)
+
+    def get_num(self,y,x):
+        number=''
+        if y != 0 and x != 0: number += self.y[y - 1][x - 1]
+        else: number += '.'
+        if y !=0: number += self.y[y - 1][x]
+        else: number += '.'
+        if y != 0 and x != len(self.y[0]) - 1: number += self.y[y - 1][x + 1]
+        else: number += '.'
+        if x != 0: number += self.y[y][x - 1]
+        else: number += '.'
+        number += self.y[y][x]
+        if x != len(self.y[0]) - 1: number += self.y[y][x + 1]
+        else: number += '.'
+        if y != len(self.y) - 1 and x != 0: number += self.y[y + 1][x - 1]
+        else: number += '.'
+        if y != len(self.y) - 1: number += self.y[y + 1][x]
+        else: number += '.'
+        if y != len(self.y) - 1 and x != len(self.y[0]) - 1: number += self.y[y + 1][x + 1]
+        else: number += '.'
+        number = number.replace('.', '0')
+        number = number.replace('#', '1')
+
+        return (int(number, 2))
+
+    def enhance(self):
+        new_image = []
+        self.y.insert(0, '.'*len(self.y[0]))
+        self.y.append('.'*len(self.y[0]))
+        for i in range(len(self.y)):
+            self.y[i] = '.' + self.y[i] + '.'
+        for i in range(len(self.y)):
+            new_line = ''
+            for t in range(len(self.y[i])):
+                num = self.get_num(i,t)
+                new_line += algorithm[num]
+            new_image.append(new_line)
+        self.y = new_image.copy()
+
+    def count(self):
+        counter = 0
+        for f in self.y:
+            for g in f:
+                if g == '#':
+                    counter += 1
+        return(counter)
+
+
+image = img()
+
+with open(sys.argv[1], 'r') as f:
+    toggle = False
+    for g in f.readlines():
+        g = g.strip()
+        if g == '':
+            toggle = True
+        if not toggle:
+            algorithm = g
+        if toggle and g != '':
+            image.addline(g)
+
+image.enhance()
+image.enhance()
+
+print(image.count())
+        
diff --git a/input20.txt b/input20.txt
new file mode 100644
index 0000000..05ddd45
--- /dev/null
+++ b/input20.txt
@@ -0,0 +1,102 @@
+#.#.....##...##..#.#......#.#...#.#.#...###.##......###.##.##..##.#...#.....###.#.....#.#.#...#.#..###.###..###..#..##..###..##..##.##.#..###########.##....#.#......#...#.###..###...#.####..########.#####.#.#..##.##.##..###.##.####.#..##.##..#...#####..#.#.##.##...##..#..##.....###.#.#....####.##.#...##.########.#.##.#.....###....#..###.####....############.#.##...#.####...#...##.#.#..#..#......#..##...#.########.#.#...#####..#..######.#.#.....#####...##.###.#.#.##.........#.#.##..##.#..#..##..##.###.##.##.
+
+#.#...##.#.##.##...#......##....##...#.#....##.##.#.##....###.#####.#......###......#.#.##.####..#.#
+#.#...###.#.#.#...##...###....#####.#...#.####..########.#.#.#..#.###..##..#.####....#.#..#..##.####
+.....#.######..#.#.....#..#..####.########..#.#.####..#####..##.#..##..##.##.#..###.#.#.#.#...#..###
+#.#........#.###.#..######.##..#.##...#.....#.#.......#.##.....#.###.##.#..##..#.##...##...##.####..
+#...#.#.##..###..#..####..#####.##...###.#....#..###..#.#....####..####.####..#..###.####.###.#..###
+#..###..##.#....#.##..##.#..#.##....#.#.#.##..#.#.##..#..##.....#####..#..##.##.##..#.#####.###.#...
+..####..##...#....##.#...#######..#....##.###...#.#.........##........###.#.##....#.#.###...#...###.
+#######..#......##...##..###..##.#..##.#...###..##..#.#.##....##...##.#..##..##....#..###...##...#..
+.###.....#..#..##....#...#.##.#..#.#.#...#..#...#..#.#.###.####..#.###.###.###.#.#..#....#.#.#.#.##.
+...##.#.#.#..#..#..#.#.##..#.....#...#####..#####..#.#..#...##..#..#...###.....#...#.#.#....#..##.##
+.#####.##.##..#...###.#....##...###..#..#...#...########..#.#...#.#..####........####...###...##....
+.#..#..#.#....##..#.###...#..#.###...##.###.##.#...#####....#.###..#.#..#....#.##..#.......#.....#.#
+.#..##..#..####..##.#.#..##..###..#.......#...#...#.####.#.#.#..#.##......#.##.###.###.####.##.#.###
+.##..##.#..##..#.##.###...#.#####.#.#.#.##...#..#...##..##...#..###.###.##..##.#######.###....######
+....#.#..##...#..#####...##.#.##......#.###.#.#.###..#...###..##.#..#..####..#.#....#..#.####...#..#
+.#..##..##...#.####.#####.#######.######.####.......#.#.###.##.#.#.#.#.##.....#....#....#..###....##
+###.##..#.#.#.#.#..#######.#.########.#.#.#..####.#####.#.#..##..#..##.....#...#....#.##.##.#....#.#
+#..#.####.####.##.####...#.###.#.##......###..##.####..#..####..##.#.#....##..##.######...#..##.....
+#.##...#...#..##...#.#......#..######.#.###.####..#######..#.##...#.#...#.##..###.#####..#...#.####.
+##.###.#.######.#...#..##.#...#..##.##.....###..#.##.#..#..####....#.##.##..#.#..#.#....#.....####..
+.#.##.##.###..#...#.#.#.#.#.......#.####.#####..####.#....##.#...##.##.#.#.##.#..#.###.##..###...#.#
+#.###.#.##.#.........#..#.#.#.#..##.#..##.#####.###.#.#..#.#.#..##..###..#.##.####.#..#...###.....##
+##..#####.#...#.....###.#.#...##.####..#..###....##...#.##.##.##...#.###..#.##...........###.####.##
+.###....###.#..#.#..#..#.###..########..##......########.#..#######...#........#.#######..####..#..#
+####......#...#..#...#.######..#.##.#.##....#.##.#.#.##.#....##...###..##....#.#.##.##.....###.#.##.
+.#.####.##..##.#.#.#.##.###.##....#..#...#.###.#.#...#.....##..##.####....#..######.#.#.#.##...#...#
+...#.##...##..##.###..###....#..##.....#####.#.#..#.....##..##.###..##..##.##.....#.#..##.#..###..#.
+..##....####...##.....###.#...#.###...##.#.#..##.###....###.##........#.#..#..##..#.######..##......
+###.##.##.#...##.#...###.##.##.######.###.###..###.#....#.#....#.#.#...###..###.#.#...######.#...###
+..#.####.########.####.#.#...#..##...##...###..####.###..##..#.##..###..#.####.###..#.#.#.#######..#
+###..#.##.##.#..#..#.#..#.###...#...#.##.#####.#.###.#.###.#.##..#...#.#...##...###.....#..###....##
+..####.#....####..#.##.....#..#.#.###.###.#.#......#.....####.......##.#.######..####..#######.#..##
+.##.#.#..#..###....#....#...##.##.###..##.##...#.######......##....##..#.#.#..##..#####....#.#...#..
+##...##..#...#.#######..#.....#..##.....#####..#...##.###.####.###..###...#..###........###.##.#.###
+...###.#....#...##.....##.####..##.##.#.#..##.######.#..###.##.....##.####..#..##.###.##..###.###..#
+#.#...##....#....#.##....##...##..#.#...######..###.#.#..#.#.###.#####.#..###....#.##...####..####..
+#....###.###.#...########.##.##.######.##....#...##.#.#.#..#.##.#.....#..#.....#..........#.##..#...
+.#.#.#.#.##.##.###...#.#.#...##...#.##.##..#..#...##...##..#.##.#.##....#.###....####..#..###.#..###
+...#.#..##.#..##.#.##.####.#.#...###...#.#.###..########.#...###...###..#..#.###..####..##.#..#...#.
+##.#...#######.....#.###..#.#..####.##..##.#..##...#.##..##.#####......######.#.#.##.#..####..#.####
+#.......#.#########...#...#####...##.###.#..##..##..#...##..##.#.#.###.#.##..#...#....##..#.#.#...#.
+###..###..#...##.#...####.###..##.###..##..##.##.....#.#.#.####.######........#...#####.....#..#####
+##.#.#.########..#.#.##.#####..##.###...#...#.#.##...###.#.###..#..##.#......#.#.#.##.#.#.#....###.#
+#.##.#..#...##..###..##..#..##..##.###...#.##.##.#.#..........##...##.##..##..#....##.#####..##..#..
+.#...##.##.#..#.##....#..##.##...#...####.###..##...#...#.##...######.#.##.#.#.##.####.##..#.###.###
+##.#.#..#.#.###.#..#.##.#....#....####..#.#..##.#######..##..#...#..####.#####....#.####.#..#.#.###.
+....##.##..#.#####.###.#.###.#.#.#.#..#.###.#..######....##.##.....#.#.#...###..###..#..###....##.##
+#.#######.#..#.#.##.##...#.#..###.##.##..#..###...#.#...#..##.##..##.#.#.##.##.#######.#..#.#..#.#.#
+###.....#####..####..#...#..##.#....##.##...##...##..###...#..##..##..####.#.....##.####..#...##....
+####..##..##.#...#.###.##...###.#..#...##.##.#...#.##....####.#.#..#...##..##.##..###.......#..#..#.
+#.#.#####..#....#.#...#..##.##..##..#.####..###.####.####.#####.#.#..###.##....#....#.#.###.#.#..##.
+...##...#.#.#####.#.#....##.##..#...##...........#.#....#.##.##.....##..###...#.#####..........##.##
+.#..#..#.#...#.........####....##........##...#...#######.####.###.###...#....###..#.###.##.#.####.#
+..#.#.....#...###.####......###.#..#.#.#.#...####...#####.#..#....#.#.#....#.##.###....#..#....##.##
+##.#...##....###.#......####.#.####.##...#..#.#.#.#...#####.#..#..##.#.#...#.####....###.####.#.#.##
+.#.#..#....#.####.#..#.###..#.#.#.#.#.###...#.##.##.#.##...####..######....####...##.##.#..##.#.#..#
+..##.#...##.####..#.###..##..#.###.#.##..##.###.#.#####..#.##.#.....#.#####.####..#.#.######.#.##.#.
+#.....##..###..###.....###.##.###.#..##.#..##.###....#..#.#.##....#.##.##.#...###.###.#......#..#...
+.##.#..#...#...#.#..##.....#..#.###....###..#.##...#.##.#.##..##......#.#.#.####.#..#..##...##..##.#
+####...##...#......##.##..#######....###.##.#.###.#.#.###...####..#..#.#.##.........#.##.#....#####.
+.####.#####..##..###..#.##.##.####.......#.###.#####.#..#...#..#..####.#.....#.####.#.....###...####
+#.##......#.#.#.##....#.#.##..#...#.#.#..#...##..#.##.##..#..#####..###.##.#...##...#..#...##.##..#.
+.##.#.#.###..###.##....#...###...####...####..##.###.####.###.#..#.###.#..#.....#.##.#..#.##.#.#.#.#
+...#.###.#..#..#.###.#....##..##.#..###.######.#...##..#.#...###.....#.###.#.#....##...##.###.#.####
+.#..#..#....###..##..#....##.##..####.#.#.#..#.######....####.##.##....##.#.#.####.#..#.##.##....#..
+#..##.#...#.###..#.###..###..#.##.#.######.#.#.####....###.##....#.##.#......##.##...##....#.#.###.#
+#...##.#.####...#######..#....##.#...##..#.#....#.#.#####.####.##...#.###.##.#.#.##...##.#....##..##
+....#.##.#.##.##.#.#..###...##.#.#.#....#...#..........###.#####.##...##..#..#.##.#...#..###..#####.
+###..###.##..#.###.#.#.#...##.#.###.##.###...##.###.....####.#...##.#.#.#..#.##...#.....#..#.#.#...#
+####...#.####.#.#.#..#.##.##.##.#.#.####...#...#.#..###....##.##..##.###...##.#...#####.###.#..#....
+##..##...###..###.#.###.##.####.#..#.#..####.##.#...#..#..#.....##.#.#####...##.....#.#.#..#..##..#.
+.....#......#..##..#...#.#.#.######....###.##.##..#.###...#...#.####.##.##.###.#.######.#..#.#.##...
+#.#.#.###........#..#.#.#.#....##..##..###...##.#.##.#..#######.#..###.###.#.###.###.#.#.#.....##..#
+#.##....####.......#..##.####.#.##..###.##.###.#.#.###...###.....######...######.#.....###.##.......
+#.##..#...#..#..#....#.##...#..#.###...#...#########.#.#...#.....#...#..#.#...#.#.#...#.###.####..##
+.#..##........###.#.#....#.......##.#..#.#.#.##.......#.#.#.#..#.#.....#....#.###.#.##...###.....#..
+.#.#...##...#....#.##..##.#...#.##..#..##.#..###.#####..##.#.##.####.####.###...##....##......###..#
+#..##....##.###.##.....#.#.....#.#...#..##....##.###.#....###.....######.#.##.###..#..#.#...#.....#.
+....#.####.....#..#..#...#.###.#####..##...#.#..###.#...#...##.###.##..#.######..####.#.#....#.#..##
+##.#..##.#.#.##..##..#...###..##.##..#.###..#...###..##.#.###.####...#..#.#######.##.###.###.#.#..#.
+...##...##.#.#.##.#.##.###..##...##.#..#..##.##.##.##.#.####..##.######....#..#.#.#....###.#.##.#.#.
+.#.....#.###...##.#.##.#..###.##..####.###..#.#.....#..##.#.#..##...##.#..#.##..#########..#.#.##.#.
+####.#..#.#..##...#..#.##..#..#...#.###.....#..##...#..####....#######.....#.##.##..##...#.##..####.
+########...#.#.####..####.#.#.#..##.#.#.##...#...#..#...#..###.#.#..##..#####.#.#.#.##.#.###...#.##.
+.#....#..######.#.#.#..##.#.#...#####....##..##.##.#####....#.##..#..#.#.#.###..#.####.###.........#
+...####..##......###..#..###..#.#.###.#...#..####.#.#..###....#..##.####.#..#.....#.........##..###.
+.####...##...#####.##.##...##...##..##...#.#####...#...##...#.####..####.###.....##.##...##.#######.
+##..####....#.#..#.#....##..#####....#.#...#.####..#######..##.#####.#.#.#.##.#.#..#...#.###.##.#.##
+#.####....#..##########...###.#..#####.#.#.##....#..#....######.....#...#.##.##.#.##..#.###..###..#.
+##.#.##.###..#.###.....##..#.###.#....#####.###...#.#.##.#..#.###.#.#.#####.#.##.##.##.#.#.###.###..
+.###.#.#.##.######.#.#..##.#..####..#....##......#...##.##.#.......#.#.#.####.#.#.##....##.####..#.#
+####..#...##....#.#.#....#.#####...#..#....##..#..####...#..###...........####.###.###......#..##..#
+..##.####.##....####....#.#.####..#...###.#....#.##.###.#.##..####.#..###..#...#..#####..#...##...#.
+...#..#....#.#..##.#.####....#..####...##.#..#####.###..#.##..###.######...#...#...######.##....##..
+..#########.#####.#####.###.##.#.###.###..#.#.#.#.###.#...###........####..#####.#.##.##.#..#..#.##.
+#..###.##.###.#...#.#.#.##.###........#.#.#.#..#..##.##.#.....#.#.....##...#..#.##..#..#..#......#.#
+...##..#...##.....##...####.....#.##..###.....#..#.###.#..#.#...#..#.#.....###.###.##.#.#.#..#.#....
+#...#...#.#.#...#####.####..#....##...##.##.##.#...#.#.#..#...##....#...###.#.##.##....########..#..
+.#.####....#.#.....########.#....######.#.#######...##..#.###.#.###..###.#..###....#.#.###.....###.#
+..#.##.##....#..#...#..#.#.#...###...#..#.#.#.####.#.#####.####....##..#..###.#.#..####....##.####..
diff --git a/testdata20.txt b/testdata20.txt
new file mode 100644
index 0000000..8fa4bd4
--- /dev/null
+++ b/testdata20.txt
@@ -0,0 +1,7 @@
+..#.#..#####.#.#.#.###.##.....###.##.#..###.####..#####..#....#..#..##..###..######.###...####..#..#####..##..#.#####...##.#.#..#.##..#.#......#.###.######.###.####...#.##.##..#..#..#####.....#.#....###..#.##......#.....#..#..#..##..#...##.######.####.####.#.#...#.......#..#.#.#...####.##.#......#..#...##.#.##..#...##.#.##..###.#......#.#.......#.#.#.####.###.##...#.....####.#..#..#.##.#....##..#.####....##...##..#...#......#.#.......#.......##..####..#...#.#.#...##..#.#..###..#####........#..####......#..#
+
+#..#.
+#....
+##..#
+..#..
+..###