diff --git a/13lanqiao/test3.cpp b/13lanqiao/test3.cpp
deleted file mode 100644
index 271a812..0000000
--- a/13lanqiao/test3.cpp
+++ /dev/null
@@ -1,21 +0,0 @@
-// lanqiao 2098 刷题统计(枚举法)
-#include<bits/stdc++.h>
-using namespace std;
-#define int long long
-signed main(){
-    int a, b, n; cin >> a >> b >> n;
-    int sum = 0, i;
-    for(i = 1; ;i++){
-        if(i % 7 != 0 && i % 7 != 6){
-            sum += a;
-        }else{
-            sum += b;
-        }
-        if(sum >= n) break;
-    }
-    cout << i << endl;
-    return 0;
-}
-/* test samples -> 8
-10 20 99
-*/
\ No newline at end of file