Practice Real Company Assessment Patterns • Latest 2025–2026 Mock Tests

Programming Exercises

Remove duplicates from a string while maintaining the order of characters.

Medium

Problem Statement

Remove duplicates from a string while maintaining the order of characters.

Sample Input

programming

Sample Output

progamin

Limits

Time: 2s · Memory: 256 MB

Code Editor
00:00
import java.util.*; public class Main { public static String removeDuplicates() { String str = "programming"; // Your code here return str; } }
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Input
programming
Expected Output
progamin