优化验证码首位为0 的问题

java110-core/src/main/java/com/java110/core/factory/AliSendMessageFactory.java

@@ -55,7 +55,7 @@ public class AliSendMessageFactory {
         Random random = new Random();
         String result = "";
         for (int i = 0; i < limit; i++) {
-            result += random.nextInt(10);
+            result += (random.nextInt(9) + 1);
         }
         return result;
     }