delete pics to save space

7.1160.cpp

@@ -0,0 +1,27 @@
+#include<cstdio>
+#include<cstring>
+#include<algorithm>
+using namespace std;
+const int maxn=305;
+int n,m,a[maxn],f[35][maxn],d[maxn][maxn];
+int main()
+{
+	#ifdef local
+	freopen("pro.in","r",stdin);
+	#endif
+	memset(f,0x3f,sizeof(f)); f[0][0]=0;
+	scanf("%d%d",&n,&m);
+	for(int i=1;i<=n;i++) scanf("%d",&a[i]);
+	for(int i=1;i<=n;i++)
+		for(int j=i;j<=n;j++)
+		{
+			int p=(i+j)/2;
+			for(int k=i;k<=j;k++) d[i][j]+=abs(a[p]-a[k]);
+		}
+	for(int i=1;i<=m;i++)
+		for(int j=i;j<=n;j++)
+			for(int k=i-1;k<j;k++)
+				f[i][j]=min(f[i][j],f[i-1][k]+d[k+1][j]);
+	printf("%d\n",f[m][n]);
+	return 0;
+}