'commit'

TangDou/AcWing/LIS/272_YiWei.cpp

@@ -0,0 +1,26 @@
+#include <bits/stdc++.h>
+using namespace std;
+
+const int N = 3010;
+
+int a[N], b[N], f[N], n;
+
+int main() {
+    cin >> n;
+    for (int i = 1; i <= n; i++) cin >> a[i];
+    for (int i = 1; i <= n; i++) cin >> b[i];
+
+    for (int i = 1; i <= n; i++) {
+        int maxv = 1;
+        for (int j = 1; j <= n; j++) {
+            if (a[i] == b[j]) f[j] = max(maxv, f[j]);
+            if (a[i] > b[j]) maxv = max(f[j] + 1, maxv);
+        }
+    }
+
+    int res = 0;
+    for (int i = 1; i <= n; i++) res = max(res, f[i]);
+
+    cout << res << endl;
+    return 0;
+}