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Re:who can help me ,what's wrong with my program? help !In Reply To:who can help me ,what's wrong with my program? help ! Posted by:ericsummer at 2005-08-03 21:00:16 > #include <iostream.h>
>
> inline void swap( int &a , int &b)
> {
> int t;
> t=a ; a=b ;b=t;
> }
>
> int partition(int a[] , int p , int r)
> {
> int x=a[r];
>
> int i=p-1 ;
>
> for( int j=p ; j < r ; j++)
> {
> if(a[j] <=x)
> {
> i++;
> swap( a[i] , a[j]);
>
> }
> }
>
> swap( a[i+1] , a[r]);
>
> return i+1 ;
>
> }
>
> void quicksort(int a[] , int p , int r)
> {
> if( p <r )
> {
> int q= partition(a , p , r);
> quicksort(a , p , q-1);
> quicksort(a , q+1 ,r);
> }
>
> return ;
> }
>
>
> int main()
> {
> int a[101][101];
>
> int c[10201];
>
> int N , p ,n , i , j ,k , l ,count=0;
>
> cin >> N ;
>
> while(N--)
> {
> count++;
>
> cin >> p >> n;
>
> for( i = 1 ; i <= n ; i++)
> for( j = 1 ; j<= n ; j++)
> cin >> a[i][j];
>
> for( i =1 ; i<=n ;i++)
> {
> for( j=1 ;j<=n ;j++)
> {
> if(a[i][j]==-1)
> {
> int m=0;
>
> int b[100];
>
>
> for( k= 1 ; k<= n ; k++)
> {
> if( k==i || k== j) continue ;
>
> if( a[i][k]!=-1 && a[k][j]!=-1)
> b[++m]=a[i][k]+a[k][j];
> }
>
> int min=b[1];
>
> for( l=2 ;l<=m ;l++)
> if(min > b[l]) min=b[l];
>
> a[i][j]=min;
>
>
> }
> }
> }
> int m=0;
>
> for( i = 1 ; i<= n ;i++)
> {
> for( j =1 ;j<=n ; j++)
> if( i!= j) c[++m]=a[i][j];
> }
>
> quicksort(c ,1 ,m);
>
> if(n*(n-1)*p%100)
> {
> cout << "Scenario #" << count << ":"<< endl;
>
> cout << c[n*(n-1)*p/100+1] << endl << endl;
> }
>
> else
> {
> cout << "Scenario #" << count << ":" <<endl;
>
> cout << c[n*(n-1)*p/100] << endl << endl;
>
> }
>
>
>
>
>
>
> }
>
> return 0;
>
> }
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