diff --git a/du6/program.c b/du6/program.c
index fb68a22..b1bef47 100644
--- a/du6/program.c
+++ b/du6/program.c
@@ -92,8 +92,8 @@ void print(struct LIS *list,int count,int places){
     }
 }
 void AAAAA(struct LIS* list, int count,int places){
-    for(int i=0;i<count-1;i++){
-        for(int j=i+1;j<count;j++){
+    for(int i=0;i<count*2-1;i++){
+        for(int j=i+1;j<count*2;j++){
             if(strcmp(list[i].fname,list[j].fname)==0 && list[j].num!=-1){
                 list[j].num=-1;
             }