package main

import (
	"fmt"
	"io"
	"os"
	"strings"
)

func main() {
	jsoninput := ""
	output := []string{}
	info, _ := os.Stdin.Stat()
	if info.Mode()&os.ModeCharDevice == 0 {
		guh, _ := io.ReadAll(os.Stdin)
		jsoninput = string(guh)
		print(jsoninput)
	} else if len(os.Args) > 1 {
		penis, err := os.ReadFile(os.Args[1])
		if err != nil {
			fmt.Println("something something readfile failed")
			os.Exit(1)
		}
		jsoninput = string(penis)
	}
	for _, i := range strings.Split(jsoninput, "\n") {
		if strings.HasPrefix(strings.TrimSpace(i), "//") {
			continue
		}
		output = append(output, i)
	}
	fmt.Println(strings.Join(output, "\n"))
}