top strings programming interview questions

• 1) Repeated Character in a string
• 2) Check if the string is Palindrome
• 3) Reverse a String
• 4) rotations of each other
• 5) valid shuffle of two distinct strings
• 6) Palindrome Index 1
• 7) find the Min flips required
• 8) mobile numeric keypad sequence
• 9) find the second most repeated string in a sequence
• 10) permutations of a given string
• 11) anagram of each other
• 12) Replace by X