package main
import "fmt"
func bbb(ccc []int, n int) {
	fmt.Printf("ccc %v  %p\n", ccc, ccc)
	for a:=0; a<n; a++ {
		ccc=append(ccc, a*10)
	}
	fmt.Printf("ccc %v  %p\n", ccc, ccc)
}
func b4(ccc []int, n int) {
	fmt.Printf("b4 %v  %p\n", ccc, ccc)
	for a:=0; a<n; a++ {
		ccc[a]=a*100
	}
	fmt.Printf("b4 %v  %p\n", ccc, ccc)
}
func main() {
	var aa []int
	aaa := make([]int , 5)
	fmt.Printf("aa %v\n", aa)
	fmt.Printf("aaa %v\n", aaa)
	for i:=0; i<5; i++ {
		aa = append(aa, i+1)
		aaa=append(aaa,(i+1)*10)	
	}
	fmt.Printf("aa %v  %v  %p\n", aa, cap(aa), aa)
	fmt.Printf("aaa %v\n", aaa)
	bbb(aa, 8)
	fmt.Printf("aa %v\n", aa)
	b4(aa, 3)
	fmt.Printf("aa %v\n", aa)
}