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Re:Why TLE ? Give me a reason !!!!! I just test n^2 times ! You can tell me?In Reply To:Why TLE ? Give me a reason !!!!! I just test n^2 times ! You can tell me? Posted by:jesse_luzexi at 2007-04-19 18:38:17 > #include "iostream"
>
> using namespace std;
>
> char color[11][11];
> int colothes[11][101];
> int num_colothes[11];
> char temp[11];
> int dp[101][100001];
>
> int minimum (const void *a,const void *b)
> {
> return *(int *)a-*(int *)b;
> }
>
>
> int main ()
> {
> int i,j,k;
> int n,m;
> int num;
> int sum,total,max;
> int temp1;
> //freopen("in1.txt","r",stdin);
> for(;scanf("%d%d",&n,&m)!=EOF;)
> {
> if(n==0 && m==0 ) return 1;
>
> for(i=0;i<n;i++)
> scanf("%s",color[i]);
>
> memset(num_colothes,0,sizeof(num_colothes));
>
> for(i=0;i<m;i++)
> {
> scanf("%d %s",&num,temp);
> for(j=0;j<n;j++)
> if(strcmp(temp,color[j])==0)
> break;
> colothes[j][ num_colothes[j]++ ] = num;
> }
> /*
> for(i=0;i<n;i++)
> {
> qsort( colothes[i] , num_colothes[i] , sizeof(int) , minimum);
> }*/
>
> total=0;
>
> for(i = 0; i < n ;i++)
> {
> if(num_colothes[i]==0) continue;
>
> sum=0;
>
> for(j=0 ; j< num_colothes[i] ;j++)
> sum+=colothes[i][j];
>
> memset(dp,0,sizeof(dp));
>
> for(j=0;j<=num_colothes[i];j++)
> dp[j][0]=1;
>
> max=0;
> temp1=0;
>
> for(j=1;j<=num_colothes[i];j++)
> {
> for( k = colothes[i][j-1] ; k<=sum/2 /*&& k<= temp1*/ ;k++ )
> {
> /*
> if(dp[ j-1 ][ k ]!=1 ) continue;
> dp[ j ][ k + colothes[ i ][ j-1 ] ] = 1 ;
>
> if(k + colothes[ i ][ j-1 ] >max)
> max=k + colothes[ i ][ j-1 ];*/
> if(dp[j-1][ k-colothes[i][j-1] ]==1)
> {
> if(k>max)
> max=k;
> dp[ j ][ k ] = 1 ;
> }
> }
> //temp1 += colothes[i][j-1] ;
> }
> total+=sum-max;
>
> }
> printf("%d\n",total);
> }
> return 1;
> }
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