南遥云

package mainimport ( "log" "math/rand" "sync" "time")func main() { var cc = make([]*sync.Mutex, 1001) for i := 0; i < len(cc); i++ { m := &sync.Mutex{} m.Lock() cc[i] = m } for i := 1000; i > 0; i-- { go gog(i, cc) } cc[0].

package mainimport ( "log" "math/rand" "sync" "time")type A struct { C *sync.Cond I int}func main() { c := &A{ C: sync.NewCond(&sync.Mutex{}), I: 1, } for i := 1000; i > 0; i-- { go gog(i, c) } c.C.L.Lock() for c.I !...

package drugcodeimport ( "github.com/pkg/errors" "math" "regexp" "strconv" "strings")const minLen = 7const Gs1TagStr = "%1D"const Gs1Tag = "\u001D"//BadDrugCode 不合法的drug_codevar BadDrugCode = errors.New("不合法的drug_code")func GetDrugCode.