Tree based on DFS can be like this
so one of the result can be:
1 -> 4 -> 3 -> 10 -> 9 -> 2 -> 8 -> 7 -> 5 -> 6
Tree based on BSF can be like this
so one of the result can be:
1 -> 4 -> 2 -> 3 -> 8 -> 7 -> 5 -> 9 -> 10 -> 6
Please understand that graph's nodes in some levels might not ordered due to using auto generation tools