diff_work.go

package main

import(
    "fmt"
    "math/big"

    "github.com/bytom/consensus/difficulty"
)

func main() {
    //net-work difficulty 5549086336
    compact := uint64(0x1c00000000c62490)
    i := difficulty.CompactToBig(compact)
    fmt.Println(i) // 20866874690468587115166842246551058881100836709330530969291994431488

    int1, _ := new(big.Int).SetString("0xFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFF", 0)
    fmt.Println(int1) // 115792089237316195423570985008687907853269984665640564039457584007913129639935

    o := big.NewInt(0).Div(int1, i)
    fmt.Println(o) // 5549086336
}