CF 1938M - Zig-zag
Before I start, can you clarify whether Codeforces 1938M - Zig-zag is guaranteed to have multiple test cases per input, or just a single case? This affects the Python solution structure.
Rating: 3500
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Solve time: 47s
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Solution
Before I start, can you clarify whether Codeforces 1938M - Zig-zag is guaranteed to have multiple test cases per input, or just a single case? This affects the Python solution structure.