From 7699c7f3c6408201c1d356c3c16c9cd812857269 Mon Sep 17 00:00:00 2001
From: hongbo <231337331@qq.com>
Date: Sun, 28 May 2023 21:29:23 +0800
Subject: [PATCH 1/3] Keep vrify code snippets

---
 .gitignore                                |   3 ++
 course_doc/.DS_Store                      | Bin 0 -> 6148 bytes
 homework/week1/GO12018xuehongbo/a/go.mod  |   3 ++
 homework/week1/GO12018xuehongbo/a/main.go |  12 +++++
 homework/week1/GO12018xuehongbo/b/go.mod  |   3 ++
 homework/week1/GO12018xuehongbo/b/main.go |  51 ++++++++++++++++++++++
 homework/week1/GO12018xuehongbo/c/go.mod  |   3 ++
 homework/week1/GO12018xuehongbo/c/main.go |  14 ++++++
 8 files changed, 89 insertions(+)
 create mode 100644 course_doc/.DS_Store
 create mode 100644 homework/week1/GO12018xuehongbo/a/go.mod
 create mode 100644 homework/week1/GO12018xuehongbo/a/main.go
 create mode 100644 homework/week1/GO12018xuehongbo/b/go.mod
 create mode 100644 homework/week1/GO12018xuehongbo/b/main.go
 create mode 100644 homework/week1/GO12018xuehongbo/c/go.mod
 create mode 100644 homework/week1/GO12018xuehongbo/c/main.go

diff --git a/.gitignore b/.gitignore
index 66fd13c..ef517af 100644
--- a/.gitignore
+++ b/.gitignore
@@ -13,3 +13,6 @@
 
 # Dependency directories (remove the comment below to include it)
 # vendor/
+
+# Remove Visual Studio Code .history
+*.history
diff --git a/course_doc/.DS_Store b/course_doc/.DS_Store
new file mode 100644
index 0000000000000000000000000000000000000000..a6b58f25529833ec685bacd5700ad8a21c2aded2
GIT binary patch
literal 6148
zcmeHK!AiqG5Z!HSn^J@x6nb3nS}?7pAYMYOKVU=;Dm5WNLu0lysX3HF&iX@siQnVQ
z?pCbTiwBW1Q)b?Dc4ou8l-&+vjJxx&$5@*&W`QDBnqa;WTu0rIiiuPKx!S{Ky`adZ
zK_Y{VYzq8G2Jqe0S-~RsOxXJSdkv;ZoaMIt#w*p@PQ76@td@1_J;=h#{d}Ie{_GmR
zT}YV(E8h<;<ER+7_fBP+`*9l0R6!g@kaBYsr=cudIZwk()p~ltYFf>4yR%pfdc&?5
z+QVg6EROqjR}7AZ%VpErKR7%&A5W6UR6c7WIsE37>>6Cb3pi^%J$bV<k?B3evF7ty
z|I6BH4?<#q7$63=nE`WtTCHtvl6oTsh=E@*faik%MRW|78r9JOMvVY~H3%yKA7=@y
z5e6NDrAAl*;kp!1mvS>=a9s{@Ve%Y<rAA%OxEVgUc``Q>3Rh2u{e?<r+|fvu7$64L
z8Nk^Oq>cCg+0XO8N+LrH5ChxE0I!X_kqf<<yLF>WylVyM9ViOsl^Q=vz)@E*<l<G_
b0aXHVfexT!u+#_<5c(saXdpuj{3!$P{mD=_

literal 0
HcmV?d00001

diff --git a/homework/week1/GO12018xuehongbo/a/go.mod b/homework/week1/GO12018xuehongbo/a/go.mod
new file mode 100644
index 0000000..b4c7e45
--- /dev/null
+++ b/homework/week1/GO12018xuehongbo/a/go.mod
@@ -0,0 +1,3 @@
+module hbxue.com
+
+go 1.20
diff --git a/homework/week1/GO12018xuehongbo/a/main.go b/homework/week1/GO12018xuehongbo/a/main.go
new file mode 100644
index 0000000..5bbbe9e
--- /dev/null
+++ b/homework/week1/GO12018xuehongbo/a/main.go
@@ -0,0 +1,12 @@
+package main
+
+import "fmt"
+
+func main() {
+	for i := 1; i <= 9; i++ {
+		for j := 1; j <= i; j++ {
+			fmt.Printf("%d*%d=%v\t", j, i, i*j)
+		}
+		fmt.Println()
+	}
+}
diff --git a/homework/week1/GO12018xuehongbo/b/go.mod b/homework/week1/GO12018xuehongbo/b/go.mod
new file mode 100644
index 0000000..b4c7e45
--- /dev/null
+++ b/homework/week1/GO12018xuehongbo/b/go.mod
@@ -0,0 +1,3 @@
+module hbxue.com
+
+go 1.20
diff --git a/homework/week1/GO12018xuehongbo/b/main.go b/homework/week1/GO12018xuehongbo/b/main.go
new file mode 100644
index 0000000..b55e88f
--- /dev/null
+++ b/homework/week1/GO12018xuehongbo/b/main.go
@@ -0,0 +1,51 @@
+package main
+
+import (
+	"fmt"
+	"math/rand"
+	"time"
+)
+
+func main() {
+	src := rand.NewSource(time.Now().UnixNano())
+	gen := rand.New(src)
+	var (
+		evenSum int = 1
+		oddSum  int
+	)
+	genNumbers := []int{}
+	index := 0
+	for i := 1; i <= 20; {
+		randNum := gen.Intn(20)
+		index++
+		fmt.Println(index, "rand number is ", randNum)
+		if randNum == 0 {
+			// when get 0 rand number jump to next round
+			continue
+		} else if i&1 == 1 { 		// bit operation  
+			fmt.Println("Odd index is ", i)
+			fmt.Println("Odd index rand number is ", randNum)
+			oddSum += randNum
+		} else if i&1 == 0 {		// bit operation 
+			fmt.Println("Even index is ", i)
+			fmt.Println("Even index rand number is ", randNum)
+			evenSum *= randNum
+		}
+		genNumbers = append(genNumbers, randNum)
+		i++
+	}
+	fmt.Println(genNumbers)
+	fmt.Println("Odd numbers' sum ", oddSum)
+	fmt.Println("Even numbers' multi ", evenSum)
+	oddS := 0
+	evenS := 1
+	for i, v := range genNumbers {
+		if (i+1)%2 == 1 {
+			oddS += v
+		} else if (i+1)%2 == 0 {
+			evenS *= v
+		}
+	}
+	fmt.Println("Odd numbers num is :::: ", oddS)
+	fmt.Println("Even numbers num is ::::", evenS)
+}
diff --git a/homework/week1/GO12018xuehongbo/c/go.mod b/homework/week1/GO12018xuehongbo/c/go.mod
new file mode 100644
index 0000000..b4c7e45
--- /dev/null
+++ b/homework/week1/GO12018xuehongbo/c/go.mod
@@ -0,0 +1,3 @@
+module hbxue.com
+
+go 1.20
diff --git a/homework/week1/GO12018xuehongbo/c/main.go b/homework/week1/GO12018xuehongbo/c/main.go
new file mode 100644
index 0000000..885237a
--- /dev/null
+++ b/homework/week1/GO12018xuehongbo/c/main.go
@@ -0,0 +1,14 @@
+package main
+
+import "fmt"
+
+func main() {
+	antepenultimate := 0
+	penultimate := 1
+	sum := penultimate + antepenultimate	
+	anteSum := 0
+	for i := 2; i < 5; i++ {	
+		sum + 
+
+	}
+}
-- 
Gitee


From 871d81b399107847dd5c1d69a96041b15ed1f713 Mon Sep 17 00:00:00 2001
From: hongbo <231337331@qq.com>
Date: Sun, 28 May 2023 23:08:46 +0800
Subject: [PATCH 2/3] homework week1

---
 homework/week1/GO12018xuehongbo/b/main.go | 32 +++++++++++------------
 homework/week1/GO12018xuehongbo/c/main.go | 13 +++++----
 2 files changed, 22 insertions(+), 23 deletions(-)

diff --git a/homework/week1/GO12018xuehongbo/b/main.go b/homework/week1/GO12018xuehongbo/b/main.go
index b55e88f..7df4db3 100644
--- a/homework/week1/GO12018xuehongbo/b/main.go
+++ b/homework/week1/GO12018xuehongbo/b/main.go
@@ -13,7 +13,7 @@ func main() {
 		evenSum int = 1
 		oddSum  int
 	)
-	genNumbers := []int{}
+	// genNumbers := []int{}
 	index := 0
 	for i := 1; i <= 20; {
 		randNum := gen.Intn(20)
@@ -31,21 +31,21 @@ func main() {
 			fmt.Println("Even index rand number is ", randNum)
 			evenSum *= randNum
 		}
-		genNumbers = append(genNumbers, randNum)
+		// genNumbers = append(genNumbers, randNum)
 		i++
 	}
-	fmt.Println(genNumbers)
-	fmt.Println("Odd numbers' sum ", oddSum)
-	fmt.Println("Even numbers' multi ", evenSum)
-	oddS := 0
-	evenS := 1
-	for i, v := range genNumbers {
-		if (i+1)%2 == 1 {
-			oddS += v
-		} else if (i+1)%2 == 0 {
-			evenS *= v
-		}
-	}
-	fmt.Println("Odd numbers num is :::: ", oddS)
-	fmt.Println("Even numbers num is ::::", evenS)
+	// fmt.Println(genNumbers)
+	// fmt.Println("Odd numbers' sum ", oddSum)
+	// fmt.Println("Even numbers' multi ", evenSum)
+	// oddS := 0
+	// evenS := 1
+	// for i, v := range genNumbers {
+	// 	if (i+1)%2 == 1 {
+	// 		oddS += v
+	// 	} else if (i+1)%2 == 0 {
+	// 		evenS *= v
+	// 	}
+	// }
+	// fmt.Println("Odd numbers num is :::: ", oddS)
+	// fmt.Println("Even numbers num is ::::", evenS)
 }
diff --git a/homework/week1/GO12018xuehongbo/c/main.go b/homework/week1/GO12018xuehongbo/c/main.go
index 885237a..70112cd 100644
--- a/homework/week1/GO12018xuehongbo/c/main.go
+++ b/homework/week1/GO12018xuehongbo/c/main.go
@@ -3,12 +3,11 @@ package main
 import "fmt"
 
 func main() {
-	antepenultimate := 0
-	penultimate := 1
-	sum := penultimate + antepenultimate	
-	anteSum := 0
-	for i := 2; i < 5; i++ {	
-		sum + 
-
+	f1 := 0
+	f2 := 1
+	for {
+		f1, f2 = f2, (f1 + f2)
+		if f2 > 100 {break}
+		fmt.Println(f2)
 	}
 }
-- 
Gitee


From 012b8a3e5b5efade23a409ef9eef9bf162ae2bc7 Mon Sep 17 00:00:00 2001
From: hongbo <231337331@qq.com>
Date: Fri, 9 Jun 2023 12:38:05 +0800
Subject: [PATCH 3/3] =?UTF-8?q?Add=20=E8=96=9B=E6=B4=AA=E6=B3=A2week4=20ho?=
 =?UTF-8?q?mework?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 course_doc/.DS_Store                          | Bin 6148 -> 6148 bytes
 go.work                                       |   2 ++
 .../go.mod"                                   |   0
 homework/week3/GO12018xuehongbo/1.text        |  12 +++++++
 homework/week3/GO12018xuehongbo/2/2.go        |  20 ++++++++++++
 homework/week3/GO12018xuehongbo/2/go.mod      |   3 ++
 homework/week3/GO12018xuehongbo/3/3.go        |  30 ++++++++++++++++++
 homework/week3/GO12018xuehongbo/3/go.mod      |   3 ++
 8 files changed, 70 insertions(+)
 create mode 100644 "homework/week2/GO12031\351\251\254\351\271\217\351\243\236/go.mod"
 create mode 100644 homework/week3/GO12018xuehongbo/1.text
 create mode 100644 homework/week3/GO12018xuehongbo/2/2.go
 create mode 100644 homework/week3/GO12018xuehongbo/2/go.mod
 create mode 100644 homework/week3/GO12018xuehongbo/3/3.go
 create mode 100644 homework/week3/GO12018xuehongbo/3/go.mod

diff --git a/course_doc/.DS_Store b/course_doc/.DS_Store
index a6b58f25529833ec685bacd5700ad8a21c2aded2..4c58713f24cc8337dd61a6ad83934f42f3989b3d 100644
GIT binary patch
delta 234
zcmZoMXfc=|#>B!ku~2NHo+2ar#(>?7iw&5W7}+=TF!3`^{?Ek2Yn)VGT#%HLpTxkx
zuzj)yQ=yu8b+wVDj)IAqd998@wWW~(kZo*MTg%BIs;qAv6rY`wo0s1?`2dr=U>8sm
z8$&rmDiCHf7%&)5{=g*7Yl78CpfSc4Mqnc?%ybk?4K0W=(quCavn=Cgb`E|Hpied{
ZGJj{D%rD}|!N|bC1hk!DbA-qmW&qj|IX3_R

delta 69
zcmZoMXfc=|#>B)qu~2NHo+2aj#(>?7jLe&PSoj$?|77E1+^oQHk9jjY2R{c;(Plx8
X@640=MI1R8fPj&Kfn{@q$Qot<S*s7H

diff --git a/go.work b/go.work
index 397e4e3..17e4dfb 100644
--- a/go.work
+++ b/go.work
@@ -4,5 +4,7 @@ use (
 	./homework/week1/G012033张才宝
 	./homework/week1/GO12044唐一
 	./homework/week2/GO12030张群山
+	./homework/week3/GO12018xuehongbo/2
+	./homework/week3/GO12018xuehongbo/3
 	./homework/week3/GO12031马鹏飞
 )
diff --git "a/homework/week2/GO12031\351\251\254\351\271\217\351\243\236/go.mod" "b/homework/week2/GO12031\351\251\254\351\271\217\351\243\236/go.mod"
new file mode 100644
index 0000000..e69de29
diff --git a/homework/week3/GO12018xuehongbo/1.text b/homework/week3/GO12018xuehongbo/1.text
new file mode 100644
index 0000000..9649d0d
--- /dev/null
+++ b/homework/week3/GO12018xuehongbo/1.text
@@ -0,0 +1,12 @@
+1. 
+s1、s2内各自有什么元素
+    s1 [ 0 0 0 ]
+    s2 [ 0 0 0 1 ]
+
+s1修改一个元素会影响s2吗？ 会
+s2修改一个元素会影响s1吗？ 会
+
+s2再增加一个元素会怎样？
+    会导致s2的指向的标头值{ pointer len cap } 中的pointer 指向地址发生改变
+    s2 pointer 指向的数组在 [ 0 0 0 1] 的基层上 由于cap < 256 的条件，数组发生容量翻倍扩容成cap 8的新数组， [ 0 0 0 1 新元素 x x x ]
+ 
\ No newline at end of file
diff --git a/homework/week3/GO12018xuehongbo/2/2.go b/homework/week3/GO12018xuehongbo/2/2.go
new file mode 100644
index 0000000..11b047d
--- /dev/null
+++ b/homework/week3/GO12018xuehongbo/2/2.go
@@ -0,0 +1,20 @@
+package main
+
+import (
+	"fmt"
+)
+
+var (
+	s1 = []int{1, 4, 9, 16, 2, 5, 10, 15}
+)
+
+func main() {
+	s2 := []int{}
+	for i := range s1 {
+		if i == len(s1)-1 {
+			break
+		}
+		s2 = append(s2, s1[i]+s1[i+1])
+	}
+	fmt.Println(s2)
+}
diff --git a/homework/week3/GO12018xuehongbo/2/go.mod b/homework/week3/GO12018xuehongbo/2/go.mod
new file mode 100644
index 0000000..b5b02c9
--- /dev/null
+++ b/homework/week3/GO12018xuehongbo/2/go.mod
@@ -0,0 +1,3 @@
+module hbxue.com/test
+
+go 1.20
diff --git a/homework/week3/GO12018xuehongbo/3/3.go b/homework/week3/GO12018xuehongbo/3/3.go
new file mode 100644
index 0000000..79e6dc4
--- /dev/null
+++ b/homework/week3/GO12018xuehongbo/3/3.go
@@ -0,0 +1,30 @@
+package main
+
+import (
+	"fmt"
+	"math/rand"
+	"sort"
+)
+
+func main() {
+	nums := []int{}
+	for i := 0; i < 100; i++ {
+		randNum := rand.Intn(201) - 100
+		nums = append(nums, randNum)
+	}
+	// Output the generated 100 [-100, 100] random numbers
+	fmt.Printf("Random numbers are:\n %v\n", nums)
+	sort.Sort(sort.Reverse(sort.IntSlice(nums)))
+	fmt.Printf("Random numbers are:\n %v\n", nums)
+	countMap := make(map[int]int)
+	for _, v := range nums {
+		count := 1
+		for num := range nums {
+			if v == num {
+				count += 1
+			}
+		}
+		countMap[v] = count
+	}
+	fmt.Println(countMap)
+}
diff --git a/homework/week3/GO12018xuehongbo/3/go.mod b/homework/week3/GO12018xuehongbo/3/go.mod
new file mode 100644
index 0000000..a1783d5
--- /dev/null
+++ b/homework/week3/GO12018xuehongbo/3/go.mod
@@ -0,0 +1,3 @@
+module hbxue.com/test1
+
+go 1.20
-- 
Gitee