dos

Public/static/js/common.js

@@ -754,11 +754,11 @@ function randomFlagArr(length) {
     let arr = Array(length);
     for (let i = 0; i < arr.length; i++) {
         arr[i] = getRand(arr);
+        oldRandFlag.push(arr[i]);
     }
     arr.sort(function (a, b) {
         return a - b;
     });
-    oldRandFlag = arr;
     console.log(arr);
 
     return arr;
@@ -766,6 +766,9 @@ function randomFlagArr(length) {
 
 function getRand(arr) {
     let i = RandomNumBoth(0, flag.length - 1);
+    if (oldRandFlag.length == flag.length) {
+        oldRandFlag = [];
+    }
     if (arr.indexOf(i) == -1 && oldRandFlag.indexOf(i) == -1) {
         return i;
     } else {