From 70ebaae3d2174c7d6ed666793089daf4fcbe0428 Mon Sep 17 00:00:00 2001
From: ayflying <ay@7cuu.com>
Date: Thu, 13 Mar 2025 15:33:13 +0800
Subject: [PATCH] =?UTF-8?q?=E5=A2=9E=E5=8A=A0=E6=9D=83=E9=87=8D=E9=9A=8F?=
 =?UTF-8?q?=E6=9C=BA?=
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---
 tools/random.go | 9 ++++++++-
 1 file changed, 8 insertions(+), 1 deletion(-)

diff --git a/tools/random.go b/tools/random.go
index d9803ba..b3f8c0c 100644
--- a/tools/random.go
+++ b/tools/random.go
@@ -5,8 +5,15 @@ import (
 	"time"
 )
 
+var (
+	Rand *randMod
+)
+
+type randMod struct {
+}
+
 // RandomAll 按权重随机选取 N 个不重复的元素
-func (m *tools) RandomAll(data map[int]int, n int) []int {
+func (m *randMod) RandomAll(data map[int]int, n int) []int {
 	if n > len(data) {
 		return nil
 	}