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package common
import (
"math"
"strconv"
)
//用于uuid加密
func StringToArray ( input string ) [ ] int {
output := [ ] int { }
for _ , v := range input {
output = append ( output , int ( v ) )
}
for i , j := 0 , len ( output ) - 1 ; i < j ; i , j = i + 1 , j - 1 {
output [ i ] , output [ j ] = output [ j ] , output [ i ]
}
return output
}
func GetInput ( input string ) <- chan int {
out := make ( chan int )
go func ( ) {
for _ , b := range StringToArray ( input ) {
out <- b
}
close ( out )
} ( )
return out
}
func SQ ( in <- chan int ) <- chan int {
out := make ( chan int )
var base , i float64 = 2 , 0
go func ( ) {
for n := range in {
out <- ( n - 48 ) * int ( math . Pow ( base , i ) ) //48是“0”对应的ASCII码，
i ++
}
close ( out )
} ( )
return out
}
// 转换成int
func ToInt ( input string ) int {
c := GetInput ( input )
out := SQ ( c )
sum := 0
for o := range out {
sum += o
}
return sum
}
// int转二进制
func ConverToBinary ( n int ) string {
res := ""
for ; n > 0 ; n /= 2 {
lsb := n % 2
res = strconv . Itoa ( lsb ) + res
}
return res
}
