diff --git a/1044-longest-duplicate-substring.go b/1044-longest-duplicate-substring.go
index a94a27a..4400b3f 100644
--- a/1044-longest-duplicate-substring.go
+++ b/1044-longest-duplicate-substring.go
@@ -214,8 +214,9 @@ func LongestDupSubstringSmartforceMark3Goroutine(s string, from int, to int) str
 		return ""
 	}
 
-	indicesNext := []int{}
-	indicesAll := []int{}
+	indicesNext := make([]int, 0, len(s))
+	indicesAll := make([]int, 0, len(s))
+	indicesEmpty := make([]int, 0, len(s))
 
 	for j := 0; j < strLen; j++ {
 		indicesAll = append(indicesAll, j)
@@ -243,7 +244,7 @@ func LongestDupSubstringSmartforceMark3Goroutine(s string, from int, to int) str
 			}
 
 			indicesCurrent = indicesNext
-			indicesNext = []int{}
+			indicesNext = indicesEmpty
 		}
 	}