{ "data": { "question": { "questionId": "3605", "questionFrontendId": "3314", "boundTopicId": null, "title": "Construct the Minimum Bitwise Array I", "titleSlug": "construct-the-minimum-bitwise-array-i", "content": "
You are given an array nums
consisting of n
prime integers.
You need to construct an array ans
of length n
, such that, for each index i
, the bitwise OR
of ans[i]
and ans[i] + 1
is equal to nums[i]
, i.e. ans[i] OR (ans[i] + 1) == nums[i]
.
Additionally, you must minimize each value of ans[i]
in the resulting array.
If it is not possible to find such a value for ans[i]
that satisfies the condition, then set ans[i] = -1
.
\n
Example 1:
\n\nInput: nums = [2,3,5,7]
\n\nOutput: [-1,1,4,3]
\n\nExplanation:
\n\ni = 0
, as there is no value for ans[0]
that satisfies ans[0] OR (ans[0] + 1) = 2
, so ans[0] = -1
.i = 1
, the smallest ans[1]
that satisfies ans[1] OR (ans[1] + 1) = 3
is 1
, because 1 OR (1 + 1) = 3
.i = 2
, the smallest ans[2]
that satisfies ans[2] OR (ans[2] + 1) = 5
is 4
, because 4 OR (4 + 1) = 5
.i = 3
, the smallest ans[3]
that satisfies ans[3] OR (ans[3] + 1) = 7
is 3
, because 3 OR (3 + 1) = 7
.Example 2:
\n\nInput: nums = [11,13,31]
\n\nOutput: [9,12,15]
\n\nExplanation:
\n\ni = 0
, the smallest ans[0]
that satisfies ans[0] OR (ans[0] + 1) = 11
is 9
, because 9 OR (9 + 1) = 11
.i = 1
, the smallest ans[1]
that satisfies ans[1] OR (ans[1] + 1) = 13
is 12
, because 12 OR (12 + 1) = 13
.i = 2
, the smallest ans[2]
that satisfies ans[2] OR (ans[2] + 1) = 31
is 15
, because 15 OR (15 + 1) = 31
.\n
Constraints:
\n\n1 <= nums.length <= 100
2 <= nums[i] <= 1000
nums[i]
is a prime number.ans[i]
directly."
],
"solution": null,
"status": null,
"sampleTestCase": "[2,3,5,7]",
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