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## 您的sum定义的__int64,输出的时候是%d....

Posted by hp_carrot at 2009-11-03 09:10:33 on Problem 1952
In Reply To:感觉很清晰了，可是为什么一直wa?帮忙看看 Posted by:yxysdcl at 2008-03-05 08:32:59
```> #include <stdio.h>
> #include <memory.h>
> #define MAX 5010
> int price[MAX],dp[MAX];
> int count[MAX];
> bool on[65536];
>
>
> void DPLIS(int n)
> {
> 	int i,j,max=0;
> 	__int64 sum;
> 	for(i=1;i<n;i++)
> 	{
> 		for(j=i-1;j>=0;j--)
> 		{
> 			if(price[i]<price[j]&&dp[i]<dp[j]+1)
> 				dp[i]=dp[j]+1;
> 			if(max<dp[i])max=dp[i];
> 		}
> 	}
> 	for(i=0;i<n;i++)
> 	{
> 		if(dp[i]==1)
> 			count[i]=1;
> 		else{
> 			memset(on,false,sizeof(on));
> 			for(j=i-1;j>=0;j--)
> 			{
> 				if((dp[i]==dp[j]+1)&&on[price[j]]==false&&price[i]<price[j])
> 				{
> 					count[i]+=count[j];
> 					on[price[j]]=true;
> 				}
> 			}
> 		}
> 	}
> 	memset(on,false,sizeof(on));
> 	sum=0;
> 	for(i=n-1;i>=0;i--)
> 	{
> 		if(dp[i]==max&&on[price[i]]==false)
> 		{
> 			sum+=count[i];
> 			on[price[i]]=true;
> 		}
> 	}
> 	printf("%d %d\n",max,sum);
> }
>
> int main()
> {
> 	int i,n;
> 	//freopen("in.txt","r",stdin);
> 	scanf("%d",&n);
> 	for(i=0;i<n;i++)
> 	{
> 		scanf("%d",&price[i]);
> 		count[i]=0;
> 		dp[i]=1;
> 	}
> 	DPLIS(n);
> }
>
```

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