diff --git a/14lanqiao/test8-1.cpp b/14lanqiao/test8-1.cpp
new file mode 100644
index 0000000..a476e49
--- /dev/null
+++ b/14lanqiao/test8-1.cpp
@@ -0,0 +1,26 @@
+// lanqiao3515 整数删除(模拟法)
+#include<bits/stdc++.h>
+using namespace std;
+int main(){
+    int n, k; cin >> n >> k;
+    vector<int> vc;
+    for(int i = 0; i < n; i++){
+        int x; cin >> x;
+        vc.push_back(x);
+    }
+    while(k--){
+        int minId = 0;
+        for(int i = 1; i < vc.size(); i++){
+            if(vc[i] < vc[minId]) minId = i;
+        }
+        if(minId - 1 >= 0) vc[minId - 1] += vc[minId];
+        if(minId + 1 < vc.size()) vc[minId + 1] += vc[minId];
+        vc.erase(vc.begin() + minId);
+    }
+    for(auto i:vc) cout << i << ' ';
+    return 0;
+}
+/* test samples -> 17 7
+5 3
+1 4 2 8 7
+*/
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diff --git a/14lanqiao/test8-2.cpp b/14lanqiao/test8-2.cpp
new file mode 100644
index 0000000..13a9803
--- /dev/null
+++ b/14lanqiao/test8-2.cpp
@@ -0,0 +1,46 @@
+// lanqiao3515 整数删除(优先队列+链表) 优先队列维护最值log(n), 链表删除O(1), 总时间复杂度O(nlogn)
+#include<bits/stdc++.h>
+using namespace std;
+#define int long long 
+const int N = 5e5 + 10;
+typedef pair<int, int> pr;
+struct{ int v, pre, nxt; } a[N];
+int res[N];
+int update[N]; // update[id]记录下标id的元素是否更新 
+signed main(){
+    priority_queue<pr, vector<pr>, greater<pr>> pq; // 小根堆
+    int n, k; cin >> n >> k;
+    for(int i = 1; i <= n; i++){
+        int x; cin >> x;
+        a[i].pre = i - 1, a[i].nxt = i + 1, a[i].v = x;
+        pq.push({make_pair(x, i)});
+    }
+    while(pq.size() > n - k){
+        pr cur = pq.top(); pq.pop(); //堆维护最值 O(logn)
+        int id = cur.second, w = cur.first;
+        if(update[id]){ //更新之前的某个值 
+            pq.push(make_pair(w + update[id], id));
+            update[id] = 0;
+        }else{  //更新左右
+            int l = a[id].pre, r = a[id].nxt;
+            update[l] += w;
+            update[r] += w;
+            // 链表的删除-O(1)
+            a[l].nxt  = r;
+            a[r].pre = l;
+        }
+    }
+    while(!pq.empty()){
+        pr cur = pq.top(); pq.pop();
+        int id = cur.second, w = cur.first;
+        res[id] = w + update[id];
+    }
+    for(int i = 1; i <= n; i++){
+        if(res[i]) cout << res[i] << ' ';
+    }
+    return 0;
+}
+/* test samples -> 17 7
+5 3
+1 4 2 8 7
+*/
\ No newline at end of file