hdu 1069 (DP) Monkey and Banana
题目:这里
题意:
Description
Input
Output
Sample Input
2
6 8 10
5 5 5
7
1 1 1
2 2 2
3 3 3
4 4 4
5 5 5
6 6 6
7 7 7
5
31 41 59
26 53 58
97 93 23
84 62 64
33 83 27
0
Sample Output
Case 3: maximum height = 28
Case 4: maximum height = 342
#include<cstdio>
#include<cstring>
#include<iostream>
#include<algorithm>
#include<cmath>
#include<string>
using namespace std; struct node{
int h,v,l;
}re[];
int dp[]; int max(int x,int y) {return x>y?x:y;} bool cmp(node a,node b)
{
if (a.l==b.l)
{
if (a.v==b.v)
return a.h>b.h;
return a.v>b.v;
}
return a.l>b.l;
} int main()
{
int n,tem=;
while (~scanf("%d",&n)&&n)
{
int cas=;
for (int i= ; i<=n ; i++)
{
int x,y,z;
scanf("%d%d%d",&x,&y,&z);
re[++cas].l=x,re[cas].h=y,re[cas].v=z;
re[++cas].l=z,re[cas].h=y,re[cas].v=x;
re[++cas].l=x,re[cas].h=z,re[cas].v=y;
re[++cas].l=y,re[cas].h=z,re[cas].v=x;
re[++cas].l=z,re[cas].h=x,re[cas].v=y;
re[++cas].l=y,re[cas].h=x,re[cas].v=z;
}
sort(re+,re+cas+,cmp);
for (int i= ; i<=cas ; i++)
{
dp[i]=re[i].h;
for (int j= ; j<i ; j++)
{
if (re[i].l<re[j].l&&re[i].v<re[j].v)
dp[i]=max(dp[i],dp[j]+re[i].h);
}
}
int ans=;
for (int i= ; i<=cas ; i++)
ans=max(ans,dp[i]);
printf("Case %d: maximum height = %d\n",++tem,ans);
}
return ;
}
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