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Re:貌似要线性的算法才可以过吧In Reply To:哪位高手麻烦帮忙看看^_^,怎么会超时呢?谢谢哦~ Posted by:acm_pku at 2007-07-23 09:47:20 > #include "stdio.h"
> int main()
> {
> int n,i,j;
> unsigned int sum=0;
> scanf("%d",&n);
> int *a=new int[n+1];
> int *b=new int[n+1];
> for(i=1;i<=n;i++)
> scanf("%d",&a[i]);
> for(i=1;i<=n;i++)
> {
> b[i]=0;
> for(j=i+1;j<=n;j++)
> if(a[i]>a[j])
> b[i]++;
> else
> break;
> }
> for(i=1;i<=n;i++)
> sum=sum+b[i];
> printf("%u\n",sum);
> return 0;
> }
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