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run code in 300+ PHP versions simultaneously
<?php function f($current_day, $delay) { if(($current_day+$delay) > 5) return ((((min($current_day, 5))+($delay-1))%5)+1); else return delay; } for($i = 1; $i < 8; $i++) printf("\tf(%d, 1) => %d\n", $i, f($i, 1)); printf("\n\n\n\n"); for($i = 1; $i < 8; $i++) printf("\tf(%d, 2) => %d\n", $i, f($i, 2));

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