Try concurrency

concurrency.go

package main

import (
    "fmt"
    "time"
)


func write(n int){
    for i := 0; i<100; i++ {
    	time.Sleep(100 * time.Millisecond)
        if i%n == 0{
        	fmt.Println(i, " bisa dibagi " ,n)
        }
    }
}

func main() {
    go write(2)
    go write(3)
    go write(5)
    write(7)
}