string
Easy
| Number | Note |
|---|---|
| 13. Roman to Integer | range n-1 and find the last one manually, check the curr and next by comparing but manipulate the curr only |
Medium
| Number | Note |
|---|---|
| 271. Encode and Decode Strings |
| Number | Note |
|---|---|
| 13. Roman to Integer | range n-1 and find the last one manually, check the curr and next by comparing but manipulate the curr only |
| Number | Note |
|---|---|
| 271. Encode and Decode Strings |