delete pics to save space

2023-08-03 09:22:52 +08:00
commit de60cd6ed4
1334 changed files with 66221 additions and 0 deletions
--- a/p.CH5101.cpp
+++ b/p.CH5101.cpp
@ -0,0 +1,33 @@
+//https://www.acwing.com/problem/content/274/
+#include<cstdio>
+#include<cstring>
+#include<algorithm>
+using namespace std;
+const int maxn=3005;
+int n,a[maxn],b[maxn],f[maxn][maxn];
+int main()
+{
+	#ifdef local
+	freopen("pro.in","r",stdin);
+	#endif
+	scanf("%d",&n);
+	for(int i=1;i<=n;i++) scanf("%d",&a[i]);
+	for(int i=1;i<=n;i++) scanf("%d",&b[i]);
+	a[0]=b[0]=-2147483647;
+	int val;
+	for(int i=1;i<=n;i++)
+	{
+		val=0;
+		if(b[0]<a[i]) val=f[i-1][0];
+		for(int j=1;j<=n;j++)
+		{
+			if(a[i]==b[j]) f[i][j]=val+1;
+			else f[i][j]=f[i-1][j];
+			if(b[j]<a[i]) val=max(val,f[i-1][j]);
+		}
+	}
+	val=0;
+	for(int j=1;j<=n;j++) val=max(val,f[n][j]);
+	printf("%d\n",val);
+	return 0;
+}