✨ add solution for shuffle string

Author: lucasmls

shufflestring/shufflestring.go

@@ -0,0 +1,21 @@
+package shufflestring
+
+// https://leetcode.com/problems/shuffle-string/
+
+func restoreString(s string, indices []int) string {
+shuffledSlice := make([]string, len(s))
+
+for i := 0; i < len(s); i++ {
+v := string(s[i])
+pos := indices[i]
+
+shuffledSlice[pos] = v
+}
+
+result := ""
+for i := 0; i < len(shuffledSlice); i++ {
+result += string(shuffledSlice[i])
+}
+
+return result
+}