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Powershell 3 Cmdlets Hackerrank Solution (2024-2026)

The problem: parse a 50,000-line firewall log ( log.txt ) and extract all unique IP addresses that attempted connection to port 445 (SMB) more than 3 times between 2:00 AM and 4:00 AM. Output: sorted IPs with counts.

Her final, working solution:

She had tried loops. Too slow. Tried regex with Select-String . Still timing out. powershell 3 cmdlets hackerrank solution