package correct import "fmt" func PrintComb() { for i := '0'; i <= '7'; i++ { for j := i + 1; j <= '8'; j++ { for k := j + 1; k <= '9'; k++ { fmt.Printf("%c%c%c", i, j, k) if i < '7' { fmt.Printf(", ") } else { fmt.Println() } } } } }