HDU 2602 Bone Collector

#include<stdio.h>
#include<string.h>
#include<stdlib.h>
#define max 1010
struct bone 
{
     int ve , value ;       
}num[max] ;
int T , N , V , Mv[max] ; 
int cmp ( int a , int b )
{
    return  a > b ? a : b ;
}

int main ()
{ 
    scanf ( "%d" , &T ) ;
    while ( T -- ) {
          scanf ( "%d%d" , &N , &V ) ; 
          for ( int i = 1 ; i <= N ; i ++ )
              scanf ( "%d" , &num[i].value ) ;
          for ( int i = 1 ; i <= N ; i ++ )
              scanf ( "%d" , &num[i].ve ) ;
          for ( int i = 0 ; i <= V ; i ++ )
              Mv[i] = 0 ;
          for ( int i = 1 ; i <= N ; i ++ ) 
              for ( int j = V ; j >= num[i].ve ; j -- )
                  Mv[j] = cmp ( Mv[j] , Mv[j - num[i].ve] + num[i].value ) ;  

          printf ( "%d\n" , Mv[V] ) ;
              }
    return 0 ;
}