Poj Solution 1404

http://poj.org/problem?id=1404

//* @author: 
import java.util.*;
public class Main {
 public static void main(String[] args){
  Scanner in = new Scanner(System.in);

int K,L;
char key[]=new char[100];
char letter[]=new char[100];
int F[]=new int[100];
int p[]=new int[100];
int best;
int map[][][]=new int[100][100][100];
int father[][]=new int[100][100];
int q[]=new int[100];

int t,c;
int i,j,m,n;
int limitA,limitB;
char str[]=new char[100];
t=in.nextInt();
c=0;
while(c< t)
{
  c++;
  K=in.nextInt();
  L=in.nextInt();
  str=in.next().toCharArray();
  for(i=1;i<=K;i++) key[i]=str[i-1];
  str=in.next().toCharArray();

  for(i=1;i<=L;i++) letter[i]=str[i-1];
  for(i=1;i<=L;i++) F[i]=in.nextInt();
  for(i=1;i<=K;i++)
  {
    for(j=1;j<=L;j++)
    {
         for(m=1;m<=j;m++)
      {
       map[i][j][m]=-1;
       }
     }
    }
   limitA=L-K+1;
   map[1][1][1]=F[1];
   for(i=2;i<=L;i++)
   {
    for(j=2;j<=i && j<=K;j++)
    {
          limitB=i-j+1;
       for(m=1;m<=limitA && m<=limitB;m++)
       {
        if(map[j-1][i-1][m]>=0)
        {
            if(map[j][i][1]< 0 || map[j][i][1]>=map[j-1][i-1][m]+F[i])
         {
          map[j][i][1]=map[j-1][i-1][m]+F[i];
          father[j][i]=m;
          }
        }
        }
     }
     for(j=1;j<=i && j<=K;j++)
     {
      limitB=i-j+1;
      for(m=2;m<=limitA && m<=limitB;m++)
      {
        if(map[j][i-1][m-1]>=0)
        {
        map[j][i][m]=m*F[i]+map[j][i-1][m-1];
        }

       }
      }
     }
     best=1000000000;
     for(i=1;i<=L;i++)
     {
     if(map[K][L][i]>=0 && map[K][L][i]<=best)
     {
       j=K;m=L;n=i;
       while(m>=1)
       {
        q[j]=1;
        while(n>1)
        {
             n--;m--;
          q[j]++;
        }
        n=father[j][m];
        m--;
        j--;
        }
        best=map[K][L][i];
        for(j=1;j<=K;j++)p[j]=q[j];
       }
        }
      m=0;
     System.out.printf("Keypad #%d:n",c);
     for(i=1;i<=K;i++)
     {
       System.out.printf("%c: ",key[i]);
       n=p[i];
       while(n-->0)
       {
        m++;
        System.out.printf("%c",letter[m]);
        }
       System.out.printf("n");
    }
    System.out.printf("n");
    }
  }
}

											
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