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您的sum定义的__int64,输出的时候是%d....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); > } > Followed by: Post your reply here: |
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