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This solutions works fine but using for loops adds a lot of processor cycles. Also, no need to store all the numbers from input, you can save memory by processing one test case at a time.
Alternative to same solution but speed and memory efficient:
Flipping bits
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This solutions works fine but using for loops adds a lot of processor cycles. Also, no need to store all the numbers from input, you can save memory by processing one test case at a time. Alternative to same solution but speed and memory efficient: