1 files changed, 20 insertions, 0 deletions
diff --git a/day1/solve.py b/day1/solve.py
new file mode 100644
index 0000000..fda5b7d
--- /dev/null
+++ b/day1/solve.py
@@ -0,0 +1,20 @@
+from itertools import cycle
+
+from commons import get_input, remove_empty
+
+seq = list(map(int, remove_empty(get_input(1).split('\n'))))
+
+found = set()
+
+freq = 0
+dup = 0
+for el in cycle(seq):
+    freq += el
+    if freq in found:
+        dup = freq
+        break
+    found.add(freq)
+
+if __name__ == '__main__':
+    print("first:", sum(seq))
+    print("second:", dup)