diff --git a/2023/day02.py b/2023/day02.py
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+++ b/2023/day02.py
@@ -0,0 +1,91 @@
+#!/usr/bin/python3
+"""
+Jour 02 du défi Advent Of Code pour l'année 2023
+"""
+
+class Tirage():
+    def __init__(self, tirage):
+        self.red=0
+        self.green=0
+        self.blue=0
+
+        sets = tirage.split(", ")
+        for i in sets:
+            count, color = i.split(" ")
+            if color == "blue":
+                self.blue = int(count)
+            elif color == "red":
+                self.red = int(count)
+            elif color == "green":
+                self.green = int(count)
+
+    def __repr__(self):
+        return f"r{self.red}g{self.green}b{self.blue}"
+
+
+def read_sample():
+    """récupère les entrées depuis le fichier texte correspondant"""
+    with open('inputs/day02.txt', 'r') as f:
+        sample = f.read().split('\n')
+    sample = [ i.split(": ")[1] for i in sample if i != '' ]
+    return sample
+
+def parse_tirage(tirage):
+    tirage.split(", ")
+
+def parse_input(sample):
+    return [
+        [Tirage(j) for j in i.split("; ")]
+        for i in sample
+    ]
+
+def game_possible(game, red=12, green=13, blue=14):
+    for tirage in game:
+        if tirage.red > red or tirage.green > green or tirage.blue > blue:
+            return False
+    return True
+
+def games_possible(sample, red=12, green=13, blue=14):
+    possible = []
+    for i in range(len(sample)):
+        if game_possible(sample[i], red=red, green=green, blue=blue):
+            possible.append(i+1)
+    return possible
+
+
+
+def part1(sample):
+    """Partie 1 du défi"""
+    sample = parse_input(sample)
+    return sum(games_possible(sample))
+
+
+def minimal_set(game):
+    t = Tirage("green 0")
+    for tirage in game:
+        t.red = max(t.red, tirage.red)
+        t.green = max(t.green, tirage.green)
+        t.blue = max(t.blue, tirage.blue)
+    return t
+
+def power(game):
+    t = minimal_set(game)
+    return t.red * t.green * t.blue
+
+def powers(sample):
+    return [power(game) for game in sample]
+
+def part2(sample):
+    """Partie 2 du défi"""
+    sample = parse_input(sample)
+    return sum(powers(sample))
+
+
+def main():
+    """Fonction principale"""
+    sample = read_sample()
+    print(f"part1: {part1(sample)}")
+    print(f"part2: {part2(sample)}")
+
+if __name__ == "__main__":
+    main()
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