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Re:WrongAnswner!!!!!为什么啊???测试数据没错啊!实在找不出!哪位大虾指教下!!!!In Reply To:WrongAnswner!!!!!为什么啊???测试数据没错啊!实在找不出!哪位大虾指教下!!!! Posted by:gaoxingok99 at 2009-07-26 14:59:14 > #include<stdio.h>
> #include<string.h>
>
> int num[50000],n;
> int a[50000],b[50000];
> void maxa(){
> int max=num[1];
> int sum=num[1];
> int lt;
> a[1]=max;
>
> for(lt=2;lt<=n;lt++){
> if(sum>0) sum+=num[lt];
> else sum=num[lt];
> if(sum>max) max=sum;
> a[lt]=max;
> }
> }
>
> void maxb(){
> int max=num[n];
> int sum=num[n];
> int lt;
> b[n]=max;
> for(lt=n-1;lt>=1;lt--){
> if(sum>0) sum+=num[lt];
> else sum=num[lt];
> if(sum>max) max=sum;
> b[lt]=max;
> }
> }
>
> void main()
> {
> int t,i,j,maxall;
> scanf("%d",&t);
>
> for(j=0;j<t;j++)
> {
> scanf("%d",&n);
> for(i=1;i<=n;i++) scanf("%d",&num[i]);
> maxa();
> maxb();
> maxall=-600000000;
>
> for( i=1;i<=n-1;i++)
> {
> if((a[i]+b[i+1])>maxall) maxall=a[i]+b[i+1];
> }
>
> printf("%d\n",maxall);
> }
> }
数组开小了
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