Press n or j to go to the next uncovered block, b, p or k for the previous block.
| 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 | 1x 1x 1x 5x 5x 5x 5x 6x 6x 6x 5x 5x 6x 6x 6x 1x 1x 6x 6x 6x 6x 5x 5x 1x 1x 1x 1x 1x 1x 1x 1x 1x 5x 5x 5x 5x 5x 5x 1x 1x | // linked list
const LinkedList = <T>() => {
let head: any = null;
let tail: any = null;
const add = (data: any) => {
const newNode = { data };
if (!head) {
head = newNode;
}
// insert by tail
if (tail) {
tail.next = newNode;
}
tail = newNode;
return;
};
const getList = () => {
let list = [];
let current = head;
while (current) {
list.push(current.data);
current = current.next;
}
return list;
}
return {
add,
getList,
}
}
export default LinkedList; |