aoc2024/day-09/internal/one/disk.go

package one

import "slices"

type disk struct {
	data []int
}

func newDisk(raw []int) *disk {
	return &disk{
		data: raw,
	}
}

func (d *disk) reorganise() {
	for i := len(d.data) - 1; i >= 0; i-- {
		indx := slices.Index(d.data, empty)
		if indx >= i {
			break
		}

		d.data[i], d.data[indx] = d.data[indx], d.data[i]
	}
}