From 73177d33486491e92670c3f91cb43c0653c8f5f6 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=E6=9D=8E=E6=B5=B7=E6=B4=8B?= <517573303@qq.com>
Date: Sat, 25 Dec 2021 13:33:28 +0000
Subject: [PATCH] =?UTF-8?q?add=20day1/=E4=BD=9C=E4=B8=9A/GO7031-=E6=9D=8E?=
 =?UTF-8?q?=E6=B5=B7=E8=B6=85/homework1.txt.=20=E7=AC=AC=E4=B8=80=E5=A4=A9?=
 =?UTF-8?q?=E4=BD=9C=E4=B8=9A?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 .../homework1.txt"                            | 27 +++++++++++++++++++
 1 file changed, 27 insertions(+)
 create mode 100644 "day1/\344\275\234\344\270\232/GO7031-\346\235\216\346\265\267\350\266\205/homework1.txt"

diff --git "a/day1/\344\275\234\344\270\232/GO7031-\346\235\216\346\265\267\350\266\205/homework1.txt" "b/day1/\344\275\234\344\270\232/GO7031-\346\235\216\346\265\267\350\266\205/homework1.txt"
new file mode 100644
index 0000000..44ddfd1
--- /dev/null
+++ "b/day1/\344\275\234\344\270\232/GO7031-\346\235\216\346\265\267\350\266\205/homework1.txt"
@@ -0,0 +1,27 @@
+package main
+import (
+	"fmt"
+	"math"
+	"strings"
+)
+func BinaryFormat(n int32) string {
+	a := uint32(n)
+	sb := strings.Builder{}
+	c := uint32(math.Pow(2, 31))
+	for i := 0; i < 32; i++ {
+		if a&c != 0 {
+			sb.WriteString("1")
+		} else {
+			sb.WriteString("0")
+		}
+		c >>= 1
+	}
+	return sb.String()
+}
+func main() {
+	fmt.Println(BinaryFormat(0))
+	fmt.Println(BinaryFormat(1))
+	fmt.Println(BinaryFormat(-1))
+	fmt.Println(BinaryFormat(260))
+	fmt.Println(BinaryFormat(-260))
+}
\ No newline at end of file
-- 
Gitee