package main

import (

"fmt"

)

func main() {

for i := 0; i < 10; i++ {

for j := 0; j <= i; j++ {

fmt.Printf("A")

}

fmt.Println("")

}

        str := "albsd wlefkw 我是中国人"

for k, v := range str {

fmt.Printf("index[%d] val[%c] len[%d]\n", k, v, len([]byte(string(v))))

}

}