delete pics to save space

2.10003.cpp

@@ -0,0 +1,32 @@
+#include<cstdio>
+#include<cstring>
+#include<algorithm>
+using namespace std;
+int L,n;
+int a[55],d[55][55];
+int main()
+{
+#ifdef local
+	freopen("pro.in","r",stdin);
+#endif
+	while(scanf("%d",&L)==1&&L)
+	{
+		scanf("%d",&n);
+		for(int i=1;i<=n;i++) scanf("%d",a+i);
+		a[n+1]=L;
+		for(int i=1;i<=n+1;i++)
+			for(int j=0;j+i<=n+1;j++)
+			{
+				if(i==1) d[j][j+1]=0;//a[j+1]-a[j];
+				else
+				{
+					d[j][j+i]=1<<30;
+					for(int k=j+1;k<j+i;k++)
+						d[j][j+i]=min(d[j][j+i],d[j][k]+d[k][j+i]);
+					d[j][j+i]+=a[j+i]-a[j];
+				}
+			}
+		printf("The minimum cutting is %d.\n",d[0][n+1]);
+	}
+	return 0;
+}