Ирина Рубан

<script>
function checkLines (firstLine, secondLine) {
var result,
i, j;

var firstLineElements = firstLine.split(''),
secondLineElements = secondLine.split(''),
hasElement = 0;

for (i = 0; i < secondLineElements.length; i++) {
for (j = 0; j < firstLineElements.length; j++) {
if (secondLineElements[i] === firstLineElements[j]) {
hasElement++;
delete firstLineElements[j];
break;
} else if (secondLineElements[i] === ' ') {
hasElement++;
break;
}
}
}

if (hasElement === secondLineElements.length) {
result = 'It can be';
} else {
result = 'it could not be';
}

return result;
}

var test = checkLines('abcde', 'dc ae');
console.log(test);
</script>