package cap4

import (
	"fmt"
	"testing"
)

func TestEx14(t *testing.T) {
	result := Ex15([]int{-1})
	println(result)
}

func TestEx24(t *testing.T) {
	nums := [][]int{
		{9},
		{12, 15},
		{10, 6, 8},
		{2, 18, 9, 5},
		{19, 7, 10, 4, 16},
	}
	result, steps := Ex24(nums)
	println(result)
	for _, step := range steps {
		fmt.Printf("%d ", step)
	}
	println()
}

func TestEx28(t *testing.T) {
	nums := []int{3, 18, 7, 14, 10, 12, 23, 41, 16, 24}
	result := Ex28(nums)
	fmt.Println(result)
}

func PrintEx26Answer(s [][]int, i, j int) {
	if i == j {
		fmt.Printf("A%d", i)
	} else {
		fmt.Print("(")
		PrintEx26Answer(s, i, s[i][j])
		PrintEx26Answer(s, s[i][j]+1, j)
		fmt.Print(")")
	}
}