package main import ( "encoding/json" "fmt" "os" ) func main() { format := os.Args[1] args := os.Args[2:] printfs := make([]any, len(args)) for i := range args { var v interface{} printfs[i] = args[i] if err := json.Unmarshal([]byte(args[i]), &v); err != nil { } else if _, ok := v.(map[string]any); ok { } else if _, ok := v.([]any); ok { } else { printfs[i] = v } } fmt.Printf(format, printfs...) }