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Monday, February 23, 2015

Solved 54 problem

this is about the rule of poker

I wrote ideas and logic on my book and
coded.

My source was to get the real answer and
later on I will change my code to have no duplication code!!!







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package euler.nubmerFrom51;

import java.io.File;
import java.io.FileNotFoundException;
import java.io.ObjectInputStream.GetField;
import java.util.Arrays;
import java.util.Scanner;

public class number54 {
 // 1 = royal flush
 // 2 = straight flush
 // 3 = four card
 // 4 = full house
 // 5 = flush
 // 6 = straight
 // 7 = three
 // 9 = two
 // 10 = one
 // 11 = hight
 
 
 public static void main(String args[]) throws FileNotFoundException{
  // 2, 3, 4, 5, 6, 7, 8, 9, 10, Jack, Queen, King, Ace.
  String pae = "2H 2D 4C 4D 4S TD JD QD KD 9D";
  number54 gac = new number54();
  
  Scanner scan = new Scanner(
    new File(
      "D:/app/tool/eclipse-kepler-server/workspace/euler/src/euler/p054_poker.txt"));

  int total = 0;
  while (scan.hasNextLine()) {
   String read = scan.nextLine();
   read = read.trim();
   String data[] = read.split(" ");
   String[] player1 = Arrays.copyOfRange(data, 0, 5);
   String[] player2 = Arrays.copyOfRange(data, 5, 10);
   
   int first = gac.getResult(player1);
   int second = gac.getResult(player2);
   
   if(first == second){
    if(first ==10){
     if(gac.getNumFromOne(player1) > gac.getNumFromOne(player2)){
      total++;
     }else if(gac.getNumFromOne(player1) == gac.getNumFromOne(player2)){
      if(gac.getNumFromHigh(player1) > gac.getNumFromHigh(player2)){
       total++;
      }
     }
    }
    
    if(first ==11){
     if(gac.getNumFromHigh(player1) > gac.getNumFromHigh(player2)){
      total++;
     }
    }
   }else if(first < second){
    total++;
   }
  }
  System.out.println(total);
 }
 
 public int getResult(String[] player){
  
  if(isFulush(player)){
   if(isStraight(player)){
    if(isRoyalFlush(player)){
     return 1; // royal
    }else{
     return 2; // straight flush
    }
   }else{
    return 5; //flush
   }
  }else{
   if(isStraight(player)){ // straight
    return 6;
   }else{
    if(isFourCards(player)){ // four cards
     return 3;
    }else{
     if(isThreeCard(player)){
      if(isFullHouse(player)){
       return 4;  // full house
      }else{
       return 7;  // three cards
      }
     }else{
      if(isOneCard(player)){
       if(isTwoCard(player)){
        return 9;  // two
       }else{
        return 10; // one
       }
      }else{
       return 11;  // high
      }
     }
    }
   }
  }
 }

 private boolean isTwoCard(String[] player) {
  int[] cards = getCards(player);
  
  
  int count =0;
  for (int i = 0; i < cards.length; i++) {
   if(cards[i] == 2){
    count ++;
   }
  }
  
  if(count == 2){
   return true;
  }
  return false;
 }

 private boolean isOneCard(String[] player) {
  int[] cards = getCards(player);
  
  int count =0;
  for (int i = 0; i < cards.length; i++) {
   if(cards[i] == 2){
    count ++;
   }
  }
  
  if(count >= 1){
   return true;
  }
  
  return false;
 }

 private boolean isFullHouse(String[] player) {
  int[] cards = getCards(player);
  
  
  int pair =0;
  int three =0;
  for (int i = 0; i < cards.length; i++) {
   if(cards[i] == 2){
    pair ++;
   }else if(cards[i] == 3){
    three++;
   }
  }
  
  if(pair == 1 && three == 1){
   return true;
  }
  return false;
 }

 private boolean isThreeCard(String[] player) {
  int[] cards = getCards(player);
  
  int three =0;
  for (int i = 0; i < cards.length; i++) {
   if(cards[i] == 3){
    three++;
   }
  }
  
  if(three == 1){
   return true;
  }
  return false;
 }

 private boolean isFourCards(String[] player) {
  int[] cards = getCards(player); 
  
  int four =0;
  for (int i = 0; i < cards.length; i++) {
   if(cards[i] == 4){
    four++;
   }
  }
  
  if(four == 1){
   return true;
  }
  
  return false;
 }

 private boolean isRoyalFlush(String[] player) {
  int[] cards = getCards(player);
  
  int firstIndex = 0;
  for (int i = 0; i < cards.length; i++) {
   if(cards[i]!=0){
    firstIndex = i;
    break;
   }
  }
  
  if (firstIndex == 10) {
   return true;
  }
  return false;
 }

 private boolean isStraight(String[] player) {
  int[] cards = getCards(player);
  
  boolean isAllOne = true;
  for (int i = 0; i < cards.length; i++) {
   if(cards[i]>0){
    if(cards[i] != 1){
     isAllOne = false;
     break;
    }
   }
  }
  if(!isAllOne){
   return false;
  }
  
  
  int firstIndex = 0;
  for (int i = 0; i < cards.length; i++) {
   if(cards[i]!=0){
    firstIndex = i;
    break;
   }
  }
  
  if(cards[firstIndex] !=0){
   if(cards[firstIndex+1] !=0){
    if(cards[firstIndex+2] !=0){
     if(cards[firstIndex+3] !=0){
      if(cards[firstIndex+4] !=0){
       return true;
      }   
     }  
    } 
   }
  }
  
  return false;
 }

 private boolean isFulush(String[] player) {
  
  boolean isFlush = true;
  for (int i = 0; i < player.length-1; i++) {
   if(player[i].charAt(1) ==player[i+1].charAt(1)){
    
   }else{
    isFlush = false;
    break;
   }
  }
  
  return isFlush;
 }
 
 private int [] getCards(String[] player){
  int[] cards = new int[15];
  for (int i = 0; i < player.length; i++) {
   
   String val = player[i] . charAt(0) +"" ;
   if(val.equals( "T")){
    val = "10";
   }
   if(val.equals( "J")){
    val = "11";
   }
   if(val.equals( "Q")){
    val = "12";
   }
   if(val.equals( "K")){
    val = "13";
   }
   if(val.equals( "A")){
    val = "14";
   }
   
   cards[Integer.parseInt(val)]++;
  }
  
  return cards;
  
  
 }
 
 private int getNumFromHigh(String[] player){
  int[] cards = getCards(player);
  
  int max = 0;
  for (int i = 0; i < cards.length; i++) {
   if(cards[i]== 1){
    max = Math.max(max, i); 
   }
  }
  
  return max;
 }
 private int getNumFromOne(String[] player){
  int[] cards = getCards(player);
  
  
  for (int i = 0; i < cards.length; i++) {
   if (cards[i] == 2) {
    return i;
   }
  }
  return 0;
 }
 private int getNumFromTwo(String[] player){
  int[] cards = getCards(player);
  
  return 0;
 }
}

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