update

LC1/1.go

@@ -0,0 +1,16 @@
+package main
+
+import "fmt"
+
+func dfs(i int) int {
+	if i <= 2 {
+		return i
+	}
+	return dfs(i-1) + dfs(i-2)
+}
+
+func main() {
+	var n int
+	fmt.Scan(&n)
+	fmt.Println(dfs(n))
+}