<?php
$arrayFirst = [1,2,3,4,5];
$arraySecond = [2,5,4];
foreach ($arrayFirst as $key => $valueFirst){
foreach ($arraySecond as $valueSecond) {
if ($valueFirst == $valueSecond){
unset($arrayFirst[$key]); echo "ID выполненного теста: $valueFirst\n";
}
}
}
foreach ($arrayFirst as $value){
echo "ID невыполненного теста: $value\n";
}
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