diff --git a/1.sh b/1.sh
index bd2b390..6a4ec9c 100644
--- a/1.sh
+++ b/1.sh
@@ -1,22 +1,219 @@
-#update soft sources
-echo "deb https://mirrors.tuna.tsinghua.edu.cn/debian/ bookworm main contrib non-free non-free-firmware" > /etc/apt/sources.list
-echo "deb-src https://mirrors.tuna.tsinghua.edu.cn/debian/ bookworm main contrib non-free non-free-firmware" >> /etc/apt/sources.list
+#!/bin/bash
 
-echo "deb https://mirrors.tuna.tsinghua.edu.cn/debian-security/ bookworm-security main contrib non-free non-free-firmware" >> /etc/apt/sources.list
-echo "deb-src https://mirrors.tuna.tsinghua.edu.cn/debian-security/ bookworm-security main contrib non-free non-free-firmware" >> /etc/apt/sources.list
+# 智能APT镜像源配置脚本
+# 自动检测地理位置并选择最佳镜像源
 
-echo "deb https://mirrors.tuna.tsinghua.edu.cn/debian/ bookworm-updates main contrib non-free non-free-firmware" >> /etc/apt/sources.list
-echo "deb-src https://mirrors.tuna.tsinghua.edu.cn/debian/ bookworm-updates main contrib non-free non-free-firmware" >> /etc/apt/sources.list
+set -e  # 遇到错误立即退出
 
-echo "deb https://mirrors.tuna.tsinghua.edu.cn/debian/ bookworm-backports main contrib non-free non-free-firmware" >> /etc/apt/sources.list
-echo "deb-src https://mirrors.tuna.tsinghua.edu.cn/debian/ bookworm-backports main contrib non-free non-free-firmware" >> /etc/apt/sources.list
+echo "=== 智能APT镜像源配置 ==="
 
-sudo apt update
+# 颜色定义
+RED='\033[0;31m'
+GREEN='\033[0;32m'
+YELLOW='\033[1;33m'
+BLUE='\033[0;34m'
+NC='\033[0m' # No Color
 
-#install vim
-sudo apt install vim -y
+# 日志函数
+log_info() {
+    echo -e "${BLUE}[INFO]${NC} $1"
+}
 
-#install gcc g++
-sudo apt install build-essential -y
-sudo apt install g++ -y
-sudo apt install gfortran -y
+log_success() {
+    echo -e "${GREEN}[SUCCESS]${NC} $1"
+}
+
+log_warning() {
+    echo -e "${YELLOW}[WARNING]${NC} $1"
+}
+
+log_error() {
+    echo -e "${RED}[ERROR]${NC} $1"
+}
+
+# 检测是否在中国大陆
+detect_location() {
+    log_info "正在检测地理位置..."
+    
+    # 方法1: 通过IP API检测
+    local location_info=""
+    if command -v curl &> /dev/null; then
+        location_info=$(curl -s --connect-timeout 5 "http://ip-api.com/json/?fields=country,countryCode" || true)
+    elif command -v wget &> /dev/null; then
+        location_info=$(wget -q -O - --timeout=5 "http://ip-api.com/json/?fields=country,countryCode" || true)
+    fi
+    
+    if [[ -n "$location_info" ]]; then
+        if echo "$location_info" | grep -q "China\|CN"; then
+            log_success "检测到中国大陆地理位置"
+            return 0  # 在中国
+        else
+            log_info "检测到非中国大陆地理位置"
+            return 1  # 不在中国
+        fi
+    fi
+    
+    # 方法2: 通过时区检测（备用方案）
+    local timezone=$(timedatectl show --property=Timezone --value 2>/dev/null || echo "")
+    if [[ -n "$timezone" ]]; then
+        if [[ "$timezone" == *"Asia/Shanghai"* || "$timezone" == *"Asia/Chongqing"* || "$timezone" == *"Asia/Harbin"* ]]; then
+            log_success "通过时区检测到中国大陆"
+            return 0
+        fi
+    fi
+    
+    # 方法3: 检查系统语言设置
+    local lang=$(echo "$LANG" | tr '[:upper:]' '[:lower:]')
+    if [[ "$lang" == *"zh_cn"* || "$lang" == *"zh.utf"* ]]; then
+        log_success "通过语言设置检测到中国大陆"
+        return 0
+    fi
+    
+    log_warning "无法确定地理位置，使用默认配置"
+    return 1
+}
+
+# 备份原有源列表
+backup_sources() {
+    if [[ -f /etc/apt/sources.list ]]; then
+        local backup_name="/etc/apt/sources.list.backup.$(date +%Y%m%d_%H%M%S)"
+        cp /etc/apt/sources.list "$backup_name"
+        log_success "已备份原有源列表: $backup_name"
+    fi
+}
+
+# 配置国内镜像源（清华源）
+setup_china_mirror() {
+    log_info "配置清华大学镜像源..."
+    
+    cat > /etc/apt/sources.list << 'EOF'
+# 清华大学 Debian 镜像源
+deb https://mirrors.tuna.tsinghua.edu.cn/debian/ bookworm main contrib non-free non-free-firmware
+deb-src https://mirrors.tuna.tsinghua.edu.cn/debian/ bookworm main contrib non-free non-free-firmware
+
+deb https://mirrors.tuna.tsinghua.edu.cn/debian-security/ bookworm-security main contrib non-free non-free-firmware
+deb-src https://mirrors.tuna.tsinghua.edu.cn/debian-security/ bookworm-security main contrib non-free non-free-firmware
+
+deb https://mirrors.tuna.tsinghua.edu.cn/debian/ bookworm-updates main contrib non-free non-free-firmware
+deb-src https://mirrors.tuna.tsinghua.edu.cn/debian/ bookworm-updates main contrib non-free non-free-firmware
+
+deb https://mirrors.tuna.tsinghua.edu.cn/debian/ bookworm-backports main contrib non-free non-free-firmware
+deb-src https://mirrors.tuna.tsinghua.edu.cn/debian/ bookworm-backports main contrib non-free non-free-firmware
+EOF
+
+    log_success "清华大学镜像源配置完成"
+}
+
+# 配置国外官方源
+setup_official_mirror() {
+    log_info "配置Debian官方源..."
+    
+    cat > /etc/apt/sources.list << 'EOF'
+# Debian 官方源
+deb http://deb.debian.org/debian/ bookworm main contrib non-free non-free-firmware
+deb-src http://deb.debian.org/debian/ bookworm main contrib non-free non-free-firmware
+
+deb http://deb.debian.org/debian-security/ bookworm-security main contrib non-free non-free-firmware
+deb-src http://deb.debian.org/debian-security/ bookworm-security main contrib non-free non-free-firmware
+
+deb http://deb.debian.org/debian/ bookworm-updates main contrib non-free non-free-firmware
+deb-src http://deb.debian.org/debian/ bookworm-updates main contrib non-free non-free-firmware
+
+deb http://deb.debian.org/debian/ bookworm-backports main contrib non-free non-free-firmware
+deb-src http://deb.debian.org/debian/ bookworm-backports main contrib non-free non-free-firmware
+EOF
+
+    log_success "Debian官方源配置完成"
+}
+
+# 测试镜像源速度（可选）
+test_mirror_speed() {
+    if command -v curl &> /dev/null; then
+        log_info "正在测试镜像源连接速度..."
+        
+        local mirrors=("deb.debian.org" "mirrors.tuna.tsinghua.edu.cn")
+        local fastest_mirror=""
+        local fastest_time=999
+        
+        for mirror in "${mirrors[@]}"; do
+            local time=$(curl -o /dev/null -s -w "%{time_total}" "https://$mirror" --connect-timeout 3 || echo "999")
+            if (( $(echo "$time < $fastest_time" | bc -l) )); then
+                fastest_time=$time
+                fastest_mirror=$mirror
+            fi
+            log_info "$mirror: ${time}s"
+        done
+        
+        log_success "最快镜像: $fastest_mirror (${fastest_time}s)"
+    fi
+}
+
+# 安装开发工具
+install_dev_tools() {
+    log_info "开始安装开发工具..."
+    
+    # 更新包列表
+    apt update
+    
+    # 安装基础工具
+    local packages=("vim" "build-essential" "g++" "gfortran" "curl" "wget")
+    
+    for pkg in "${packages[@]}"; do
+        if dpkg -l | grep -q "^ii  $pkg "; then
+            log_info "$pkg 已安装，跳过"
+        else
+            log_info "安装 $pkg ..."
+            apt install -y "$pkg"
+        fi
+    done
+    
+    log_success "开发工具安装完成"
+}
+
+# 主函数
+main() {
+    # 检查root权限
+    if [[ $EUID -ne 0 ]]; then
+        log_error "请使用root权限运行此脚本"
+        echo "使用方法: sudo $0"
+        exit 1
+    fi
+    
+    # 检测系统类型
+    if [[ ! -f /etc/debian_version ]]; then
+        log_error "此脚本仅适用于Debian/Ubuntu系统"
+        exit 1
+    fi
+    
+    # 备份原有配置
+    backup_sources
+    
+    # 检测地理位置并配置相应的镜像源
+    if detect_location; then
+        setup_china_mirror
+    else
+        setup_official_mirror
+    fi
+    
+    # 测试镜像速度（可选）
+    if command -v bc &> /dev/null; then
+        test_mirror_speed
+    else
+        log_warning "未安装bc，跳过速度测试"
+    fi
+    
+    # 安装开发工具
+    install_dev_tools
+    
+    log_success "=== 配置完成 ==="
+    echo ""
+    log_info "已安装的工具:"
+    echo "  - Vim 编辑器"
+    echo "  - GCC/G++ 编译器"
+    echo "  - GFortran 编译器"
+    echo "  - Build-essential 开发工具包"
+    echo "  - curl/wget 网络工具"
+}
+
+# 运行主函数
+main "$@"