package main

import (
	"fmt"
	"sort"
)

func main() {
	fmt.Println("Hello, playground")

	ts := []string{"あ","た","ら","し","い","ひ","び"}

	sort.Slice(ts, func(i, j int) bool {
		fmt.Printf("i: %v, j:%v\n", i, j)
		return ts[i] < ts[j]
	})

	for _, t := range ts {
		fmt.Println(t)
	}
}