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Mubeen Kazi on Instagram: "Critical Programming Questions in 2025 Comment “Interview” to get solutions 1. Reverse a String Without Using Built-in Functions 2. Check if a String is a Palindrome, Ignoring Case 3. Count the Number of Vowels and Consonants in a String 4. Find the Longest Substring Without Repeating Characters 5. Check if a String Contains Only Digits 6. Remove All Punctuation from a String 7. Swap Case of Each Character in a String 8. Find the First Non-Repeating Character in a Stri

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