diff --git a/day2/input.txt b/day2/input.txt
new file mode 100644
index 0000000..6158f52
--- /dev/null
+++ b/day2/input.txt
@@ -0,0 +1,1000 @@
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diff --git a/day2/part1.py b/day2/part1.py
new file mode 100644
index 0000000..da33a13
--- /dev/null
+++ b/day2/part1.py
@@ -0,0 +1,28 @@
+#! /usr/bin/env python3
+
+
+def parse_line(line):
+    repeat_range, letter, pwd = line.split(' ')
+    letter = letter[0]
+    repeat_min, repeat_max = repeat_range.split('-')
+    repeat_min, repeat_max = int(repeat_min), int(repeat_max)
+    return letter, range(repeat_min, repeat_max + 1), pwd
+
+
+def test_password(line):
+    letter, repeat_range, pwd = parse_line(line)
+    count = pwd.count(letter)
+    return count in repeat_range
+
+
+def main(inp):
+    with open(inp) as passwds:
+        valid_counter = 0
+        for l in passwds:
+            if test_password(l):
+                valid_counter += 1
+        print(f"Number of  valid password in input : {valid_counter}")
+        
+
+if __name__ == "__main__":
+    main('./input.txt')
diff --git a/day2/part2.py b/day2/part2.py
new file mode 100644
index 0000000..b6fca22
--- /dev/null
+++ b/day2/part2.py
@@ -0,0 +1,32 @@
+#! /usr/bin/env python3
+
+
+def xor(a, b):
+    return (a and not b) or (not a and b)
+
+
+def parse_line(line):
+    repeat_range, letter, pwd = line.split(' ')
+    letter = letter[0]
+    first_pos, second_pos = repeat_range.split('-')
+    first_pos, second_pos = int(first_pos), int(second_pos)
+    return letter, first_pos, second_pos, pwd
+
+
+def test_password(line):
+    letter, first_pos, second_pos, pwd = parse_line(line)
+    return xor(pwd[first_pos - 1] == letter,
+        pwd[second_pos - 1] == letter)
+
+
+def main(inp):
+    with open(inp) as passwds:
+        valid_counter = 0
+        for l in passwds:
+            if test_password(l):
+                valid_counter += 1
+        print(f"Number of  valid password in input : {valid_counter}")
+
+
+if __name__ == "__main__":
+    main('./input.txt')