Leetcode Everyday: 1528. Shuffle String. Easy

public class Solution {
    public string RestoreString(string s, int[] indices) {
        var sb = new StringBuilder();
        for (var i = 0; i < indices.Length; ++i) {
            var charPosition = Array.IndexOf(indices, i);
            sb.Append(s[charPosition]);
        }
        return sb.ToString();
    }
}

Source: https://leetcode.com/problems/shuffle-string/