package main
import (
"sync"
"time"
"strings"
"fmt"
)
const strToSearch = `golang`
const countStreamMax = 5
func main() {
// Подготовка данных
urls := []string{
"qweqw",
"qwegolangqwe",
"adsda",
"cvdxbfghrgolang",
"vdrvdbvrt",
"ververwbve",
"vsvdfsvd",
"vsvdfvdvdfsvd",
"vsvdvdfvdffsvd",
"vsvdfsvdfvdvd",
}
for i := 0; i < 100; i++ {
urls = append(urls, urls[0:10]...)
}
// обработка данных
var wg sync.WaitGroup
var countStream int
var countFound int
for i := range urls {
wg.Add(1)
countStream++
go func(url string) {
if strings.Contains(url, strToSearch) {
countFound++
}
countStream--
defer wg.Done()
}(urls[i])
for {
if countStream >= countStreamMax {
time.Sleep(time.Millisecond)
} else {
break
}
}
}
fmt.Printf("Кол-во вхождений: %d", countFound)
}