1. Method to add LL values
- [ ] Enter how many nodes in the LL
- [ ] Loop through the number gathered from a
- [ ] Build out the LL
- [ ] Traverse the LL and return the sum of values
1. Method to Concat LL values
- [ ] Enter how many nodes in the LL
- [ ] Loop through the number gathered from a
- [ ] Build out the LL
- [ ] Traverse the LL and return the concat string of values