fix

controllers/cygx/activity_special_trip.go

@@ -150,12 +150,12 @@ func (this *ActivitySpecialTripCoAntroller) AddUser() {
 					return
 				}
 				if userType == 2 {
-					tripRemaining -= 1-i
+					tripRemaining = tripRemaining-1-i
 					itemBill.Total = strconv.Itoa(tripRemaining) + "次"
 				} else {
 					for k, num := range mapChartName {
 						if activityInfo.ChartPermissionName == k {
-							num -= 1 - i
+							num = num- 1 - i
 						}
 						itemBill.Total += k + strconv.Itoa(num) + "次+"
 					}