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3 lines
304 B
MySQL
3 lines
304 B
MySQL
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SELECT sum(length(arr)) FROM (SELECT arrayMap(x -> toString(x), range(number % 10)) AS arr FROM (SELECT * FROM system.numbers LIMIT 1000) WHERE length(arr) % 2 = 0);
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SELECT sum(length(arr)) FROM (SELECT range(number % 10) AS arr FROM (SELECT * FROM system.numbers LIMIT 1000) WHERE length(arr) % 2 = 0);
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