Movie Tickets

package main

 import "fmt"

func main() {
    var a1, a2, n int
    fmt.Scanln(&a1)
    fmt.Scanln(&a2)
    fmt.Scanln(&n)

    for i := a1; i < a2; i++ {
        for x := 1; x < n; x++ {
            for y := 1; y < n / 2; y++ {
                if i % 2 == 1 && (i + x + y) % 2 == 1 {
                    fmt.Printf("%c-%d%d%d\n", i, x, y, i)
                }
            }
        }
    }
}