diff --git a/service/cardholder/logic.go b/service/cardholder/logic.go
index 675b600..5fc1d44 100644
--- a/service/cardholder/logic.go
+++ b/service/cardholder/logic.go
@@ -86,7 +86,7 @@ func GetNewCard(player *DataCardHolder, conf *confcardholder.ActivityConfig) int
 		list = append(list, index)
 	}
 
-	indexMin := utslice.Min(list)
+	indexMin := lo.Min(list)
 	return int(indexMin % rate)
 }
 
diff --git a/util/utslice/slice.go b/util/utslice/slice.go
index 21b4def..6a6fe88 100644
--- a/util/utslice/slice.go
+++ b/util/utslice/slice.go
@@ -59,28 +59,6 @@ func Sum[T uttype.UtNumber](list []T) T {
 	return result
 }
 
-// Min 最小值
-func Min[T uttype.UtNumber](list []T) T {
-	var result T = 0
-	for _, v := range list {
-		if v < result {
-			result = v
-		}
-	}
-	return result
-}
-
-// Max 最大值
-func Max[T uttype.UtNumber](list []T) T {
-	var result T = 0
-	for _, v := range list {
-		if v > result {
-			result = v
-		}
-	}
-	return result
-}
-
 // Any 其中有一个元素符合就返回true
 func Any[T uttype.UtNumber](list []T, value T) bool {
 	for _, v := range list {
--
libgit2 0.21.0