diff --git a/d04/exemple1.txt b/d04/exemple1.txt
new file mode 100644
index 0000000..71f208a
--- /dev/null
+++ b/d04/exemple1.txt
@@ -0,0 +1,6 @@
+Card 1: 41 48 83 86 17 | 83 86  6 31 17  9 48 53
+Card 2: 13 32 20 16 61 | 61 30 68 82 17 32 24 19
+Card 3:  1 21 53 59 44 | 69 82 63 72 16 21 14  1
+Card 4: 41 92 73 84 69 | 59 84 76 51 58  5 54 83
+Card 5: 87 83 26 28 32 | 88 30 70 12 93 22 82 36
+Card 6: 31 18 13 56 72 | 74 77 10 23 35 67 36 11
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diff --git a/d04/run1.py b/d04/run1.py
new file mode 100644
index 0000000..7c72404
--- /dev/null
+++ b/d04/run1.py
@@ -0,0 +1,28 @@
+import sys
+
+def main(myList, S = 0):
+    card=[c.split(": ")[1] for c in myList]
+
+    win_str_one = [s.split(" | ")[0] for s in card]
+    sto_str_one = [s.split(" | ")[1] for s in card]
+
+    win_str = [s.split(" ") for s in win_str_one]
+    sto_str = [s.split(" ") for s in sto_str_one]
+    
+    win = [ [int(i) for i in item if i != ''] for item in win_str]
+    sto = [ [int(i) for i in item if i != ''] for item in sto_str]
+
+    #print(win)
+    #print(sto)
+
+    for idx, p in enumerate(sto):
+        n = 0
+        for j in p:
+            #print(j, win[idx])
+            n += win[idx].count(j)
+        S+= 2 ** (n-1) if n > 0 else 0
+
+    return S
+
+if __name__ == '__main__':
+    print(main(sys.stdin.read().splitlines()))
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