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Warning: session_start(): Failed to read session data: files (path: /var/lib/php/sessions) in /var/www/tb-usercake/models/config.php on line 51
sbool intRangesOverlapNempty(IntRange a, IntRange b) { ret nempty(intersectIntRanges(a, b)); } sbool intRangesOverlapNempty(int a1, int a2, int b1, int b2) { ret intRangesOverlapNempty(intRange(a1, a2), intRange(b1, b2)); }