+

src/Minimum Number of Operations to Make Array XOR Equal to K.py

@@ -0,0 +1,14 @@
+class Solution(object):
+    def minOperations(self, nums, k):
+        """
+        :type nums: List[int]
+        :type k: int
+        :rtype: int
+        """
+        s = 0
+        for i in nums: s ^= i
+        bk = bin(k)[2:]
+        bs = bin(s)[2:]
+        m = max(len(bk), len(bs))
+        bk, bs = bk.zfill(m), bs.zfill(m)
+        return sum(bk[i]!=bs[i] for i in range(m))