#go 这个 go 写的并发素数筛太妙了 // A concurrent prime sievepackage main// Send the sequence 2, 3, 4, ... to channel 'ch'.func Generate(ch chan&LT- int) { for i := 2; ; i++ { ch &LT- i // Send 'i' to channel 'ch'. }}// Copy the values from channel 'in' to channel 'out'…