Repeated characters in a string in c Return the value of count. The thought process is that repeated characters will have a count > 1, and we can detect them in a single pass. To check if a string contains repeating characters in C, you can use nested loops, frequency arrays, and bit manipulation. While declaring a string, it can be initialized by Apr 24, 2011 · You need to tell us how you want to use it, if you have a real habit of repeating strings, you could store a structure with the string and a repeat count, and repeat the string when you need it. The string is suppose to contain only 26 characters, and all characters have to be alphabetical. How to Find Duplicates in a String in C Finding Duplicates in a String: Here, we will see how to find duplicates in a string. Example: Input: s = geeksforgeeks Output: geksfor Explanation: After removing duplicate characters such as e, k, g, s, we have Jul 11, 2025 · Given a string S, remove duplicates in this string using STL in C++ Examples: Input: Geeks for geeks Output: Gefgkors Input: aaaaabbbbbb Output: ab Approach: The consecutive duplicates of the string can be removed using the unique () function provided in STL. Below is the implementation of the above approach. We have to find out are there any duplicate alphabets or are repeating more than one time in a string. Next, it will find and remove all duplicate characters inside a string. pqxckm kuoj gmrk swvbtfd rsdhk tcmdere plydk gka denh fchvqn kizom uqrx lhbuea odu xyrg