package main

import (
	"encoding/csv"
	"encoding/json"
	"fmt"
	"io"
	"log"
	"os"
	"strconv"
)

func main() {
	parser := csv.NewReader(os.Stdin)
	fields, err := parser.Read()
	if err != nil {
		panic(err)
	}
	n := 0
	for {
		n += 1
		line, err := parser.Read()
		if err == io.EOF {
			break
		}
		if err != nil {
			panic(err)
		}
		if len(line) != len(fields) {
			log.Println("[WARN]", "line", n, "has", len(line), "fields but only", len(fields), "are known")
		}
		lineResult := map[string]string{}
		for i := range line {
			k := strconv.Itoa(i)
			if i < len(fields) {
				k = fields[i]
			}
			lineResult[k] = line[i]
		}
		b, _ := json.Marshal(lineResult)
		fmt.Printf("%s\n", b)
	}
}