Solution: count digits
package main
import "fmt"
func main() {
count := [10]int{}
digits := [...]int{3, 7, 6, 7, 9, 1, 3, 7, 8, 3, 1, 7, 0, 1, 2, 3}
fmt.Println(digits)
for i := 0; i < len(digits); i++ {
//fmt.Println(digits[i])
count[digits[i]]++
}
for i := 0; i < 10; i++ {
fmt.Printf("%d: %d\n", i, count[i])
}
}