Delete Node at Given Position

Delete Node at Given Position

Delete the node at a given position from a singly linked list.

Input format

The first line contains N and POS (0 ≤ POS < N). The second line contains the N node values.

Output format

Delete the node at 0-based position POS and print the resulting list (print -1 if it becomes empty).

Constraints

• Values fit in a 64-bit signed integer
• Trailing whitespace and a trailing newline are ignored by the judge

Read from stdin, write to stdout. Sample cases below show the exact format.

4 2
1 2 3 4

1 2 4

1 0
7

-1