feat(Go-Tool)：2021/03/26: 新增全排列的递归实现、字典序实现、递增进制位实现、递减进制位实现

util/FullPermutation/DictionaryOrder_test.go

@@ -0,0 +1,52 @@
+/*
+ *  @Author : huangzj
+ *  @Time : 2021/3/22 15:29
+ *  @Description：
+ */
+
+package FullPermutation
+
+import (
+	"fmt"
+	"testing"
+)
+
+func TestDictionaryOrder(t *testing.T) {
+	p := NewPermutation()
+
+	p.DictionaryOrder([]byte("1234"))
+	fmt.Println()
+	for _, bs := range p.bytes {
+		fmt.Println(string(bs))
+	}
+	p.Reset()
+
+	p.DictionaryOrder([]byte("12345"))
+	fmt.Println()
+	for _, bs := range p.bytes {
+		fmt.Println(string(bs))
+	}
+	p.Reset()
+
+	p.DictionaryOrder([]byte("abcde"))
+	fmt.Println()
+	for _, bs := range p.bytes {
+		fmt.Println(string(bs))
+	}
+	p.Reset()
+
+	p.DictionaryOrder([]byte("abcdea"))
+	fmt.Println()
+	for _, bs := range p.bytes {
+		fmt.Println(string(bs))
+	}
+	p.Reset()
+}
+
+func TestPermutation_Reverse(t *testing.T) {
+	p := NewPermutation()
+	fmt.Println(p.Reverse([]byte{1, 2, 3, 4}, 0, 3))
+	fmt.Println(p.Reverse([]byte{1, 2, 3, 4, 5}, 0, 4))
+	fmt.Println(p.Reverse([]byte{1, 2, 3, 4, 5, 6}, 0, 5))
+	fmt.Println(p.Reverse([]byte{1, 2, 3, 4, 5, 6, 7}, 0, 6))
+}