new file: P5661.cpp

P5661.cpp

@@ -0,0 +1,43 @@
+#include <iostream>
+using namespace std;
+struct T
+{
+    int price, time;
+    bool used;
+} q[100005];
+int head, tail, n, cost;
+int main()
+{
+// freopen("transfer.in","r",stdin);
+// freopen("transfer.out","w",stdout);
+    cin >> n;
+    for (int i = 0; i < n; ++i)
+    {
+        int op, price, time;
+        cin >> op >> price >> time;
+        if (op == 0)
+        {
+            cost += price;
+            q[tail].time = time + 45;
+            q[tail++].price = price;
+        }
+        else
+        {
+            while (head < tail && q[head].time < time)
+                head++;
+            bool found = 0;
+            for (int j = head; j < tail; ++j)
+            {
+                if (q[j].price >= price && !q[j].used)
+                {
+                    found = 1, q[j].used = 1;
+                    break;
+                }
+            }
+            if (!found)
+                cost += price;
+        }
+    }
+    cout << cost << endl;
+    return 0;
+}