[nb] Commit

dynamic-programming/22-generate-parenthesis/golang/main.go

@@ -0,0 +1,56 @@
+package main
+/*
+Given n pairs of parentheses, write a function to generate all combinations of well-formed parentheses.
+Example 1:
+
+Input: n = 3
+Output: ["((()))","(()())","(())()","()(())","()()()"]
+Example 2:
+  ()()(); (())();  ((())); 
+  ()(());
+  (()())
+
+Input: n = 1
+Output: ["()"]
+ 
+  ()(); (())
+
+Constraints:
+
+1 <= n <= 8
+*/
+
+func rec(int index, dp map[string]string) {
+}
+
+
+func generateParenthesis(n int)[] string {
+
+  if n == 1 {
+    return []string{"()"}
+  }
+
+  if n == 2 {
+    return []string{"()()", "(())"}
+  }
+
+  var output = make([]string, 0) 
+  var dp = map[string]string{}
+  var start_string string = ""
+  for i := 0; i < n - 1; i++ {
+    start_string = start_string + "()"
+    out_arr = a
+  }
+  output = append(output, start_string)
+
+
+  for i := 1; i < n - 1; i++ {
+    result := rec(i+1, dp) + rec(i-1) 
+  }
+
+
+}
+
+func main() {
+
+}