diff --git a/utils.go b/utils.go
index c05e113..b168bef 100644
--- a/utils.go
+++ b/utils.go
@@ -44,6 +44,7 @@ func SQ(in <-chan int) <-chan int {
 	return out
 }
 
+// 转换成int
 func ToInt(intput string) int {
 	//intput := "101010101110110"
 	c := GetInput(intput)