From fd24874aa68f0454235562915af9e81115958d64 Mon Sep 17 00:00:00 2001
From: TTAAAN <122733793+TTAAAN@users.noreply.github.com>
Date: Mon, 4 May 2026 11:31:38 +0700
Subject: [PATCH] feat: add n_input_nand_gate function to compute NAND for
 multiple inputs

---
 boolean_algebra/nand_gate.py | 15 +++++++++++++++
 1 file changed, 15 insertions(+)

diff --git a/boolean_algebra/nand_gate.py b/boolean_algebra/nand_gate.py
index ea7a6815dcc9..48e9a7c57420 100644
--- a/boolean_algebra/nand_gate.py
+++ b/boolean_algebra/nand_gate.py
@@ -30,6 +30,21 @@ def nand_gate(input_1: int, input_2: int) -> int:
     return int(not (input_1 and input_2))
 
 
+def n_input_nand_gate(inputs: list[int]) -> int:
+    """
+    Calculate NAND of a list of input values
+    >>> n_input_nand_gate([1, 0, 1, 1, 0])
+    1
+    >>> n_input_nand_gate([1, 1, 1, 1, 1])
+    0
+    >>> n_input_nand_gate([0, 0, 0, 0, 0])
+    1
+    >>> n_input_nand_gate([1, 0, 0, 0, 0])
+    1
+    """
+    return int(not all(inputs))
+
+
 if __name__ == "__main__":
     import doctest