#496

N-Queens II

HardBacktracking

Solve the classic problem: "N-Queens II". This is a hard Backtracking problem commonly asked in placement interviews at top tech companies. Read the examples carefully and think about edge cases before coding your solution.

Examples

Input: Example input goes here

Output: Expected output

Walk through the logic step by step.

Input: Second test case

Output: Another expected output

class Solution:
    def nQueensII(self):
        # Write your solution here
        pass

Output

Run your code to see output here.