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自主編寫困難 :(

為什么三季看了好幾遍還是對洗牌發(fā)牌沒有頭緒呢,看了別的同學(xué)編寫的代碼可以看懂,但是自主去編寫就沒有頭緒了呢?

正在回答

2 回答

代碼敲的少,學(xué)習(xí)是一個循序漸進(jìn)的過程,學(xué)會思考,不要害怕自己不會,嘗試自己動手敲。然后在去看別人的代碼,慢慢就上手了。加油,一起學(xué)習(xí)!共同進(jìn)步!

0 回復(fù) 有任何疑惑可以回復(fù)我~
#1

kevinleeleelee 提問者

非常感謝,以后多多動手,一起加油!
2016-06-11 回復(fù) 有任何疑惑可以回復(fù)我~
package?demo_playing_cards;

import?java.util.HashSet;
import?java.util.Set;

/**
?*?1.創(chuàng)建學(xué)生對象,進(jìn)行抓牌比點(diǎn)數(shù)
?*?2.沒人抓取2張牌,按照2~A比大小,若點(diǎn)數(shù)相同則按照黑紅梅方順序比較
?*/
public?class?TestUserName{
????????????private?Integer?Id;
????????????@Override
			public?int?hashCode()?{
				final?int?prime?=?31;
				int?result?=?1;
				result?=?prime?*?result?+?((Name?==?null)???0?:?Name.hashCode());
				return?result;
			}
			@Override
			public?boolean?equals(Object?obj)?{
				if?(this?==?obj)
					return?true;
				if?(obj?==?null)
					return?false;
				if?(!(obj?instanceof?TestUserName))
					return?false;
				TestUserName?other?=?(TestUserName)?obj;
				if?(Name?==?null)?{
					if?(other.Name?!=?null)
						return?false;
				}?else?if?(!Name.equals(other.Name))
					return?false;
				return?true;
			}
			private?String?Name;
????????????Set<Cards>?set;
			public?Integer?getId()?{
				return?Id;
			}
			public?void?setId(Integer?id)?{
				Id?=?id;
			}
			public?String?getName()?{
				return?Name;
			}
			public?void?setName(String?name)?{
				Name?=?name;
			}
?????public?TestUserName(Integer?Id,String?Name){
????	?this.Id?=?Id;
????	?this.Name?=?Name;
????	?this.set?=?new?HashSet<Cards>();
?????}
	
	}


package?demo_playing_cards;
/*
?*?1.主要功能是創(chuàng)建牌屬性
?*?2.將創(chuàng)建好的對象賦值給List集合中,先使其有序,后打亂順序
?*/
public?class?Cards?implements?Comparable<Cards>{
???????private?String?design;?//?創(chuàng)建花色屬性
???????private?String?number;?//創(chuàng)建點(diǎn)色屬性
???????
	public?String?getDesign()?{
		return?design;
	}
	public?void?setDesign(String?design)?{
		this.design?=?design;
	}
	public?String?getNumber()?{
		return?number;
	}
	public?void?setNumber(String?number)?{
		this.number?=?number;
	}
	
	public?Cards(String?design,String?number){
		this.design?=?design;
		this.number?=?number;
	}
	@Override
	public?int?compareTo(Cards?o)?{
		//?TODO?自動生成的方法存根
		return?this.number.compareTo(o.number);
	}
}



package?demo_playing_cards;
import?java.util.ArrayList;
import?java.util.Arrays;
import?java.util.HashMap;
import?java.util.InputMismatchException;
import?java.util.List;
import?java.util.Map;
import?java.util.Map.Entry;
import?java.util.Random;
import?java.util.Scanner;
import?java.util.Set;
/*
?*?1.將創(chuàng)建好的牌存入List有序集合中
?*/
public?class?Testlist?{
??????public?List<Cards>?list;??//存放創(chuàng)建好的牌對象
??????public?List<String>?list1;//存放牌模型的集合框架
??????public?Map<Integer,TestUserName>?user;//創(chuàng)建學(xué)生對象并且隨機(jī)選牌
??????List<Integer>?userStore;??
??????TestUserName?username;
??????Scanner?input;
//??????TestUserName?username;
??????
??????public?Testlist(){
??????list?=?new?ArrayList<Cards>();
??????list1?=?new?ArrayList();
??????user?=?new?HashMap<Integer,TestUserName>();
??????userStore?=?new?ArrayList<Integer>();
??????input?=?new?Scanner(System.in);
??????}
??????
??????/**
???????*?創(chuàng)建一個從2~A的集合
???????*/
??????public?void?TestAdd(){
??????for(int?i?=?2;?i?<=?10;?i++){
??????list1.add(String.valueOf(i));
??????}
??????list1.addAll(Arrays.asList("J","Q","K","A"));
//??????System.out.println("測試添加牌模型:");
//??????for?(String?cards?:?list1)?{
//System.out.print(cards+",");
//}
??????}
??????/**
???????*?創(chuàng)建牌
???????*/
??????public?void?TestAdd2(){
??????System.out.println("----------創(chuàng)建撲克牌!-----------");
????for?(String?cards?:?list1)?{
list.add(new?Cards("方塊",cards));
list.add(new?Cards("梅花",cards));
list.add(new?Cards("紅桃",cards));
list.add(new?Cards("黑桃",cards));
}
???
????//測試是否創(chuàng)建成功
????System.out.println("----------撲克牌創(chuàng)建成功!-----------");
????System.out.print("為:");
????for?(Cards?cards?:?list)?{
System.out.print(cards.getDesign()+cards.getNumber()+",");
}
????System.out.println();
??????}
??????
??????
??????/**
???????*?存儲用戶ID的方法
???????*/
??????public?void?TestUserStort(Integer?ID){
??????userStore.add(ID);
??????}
??????
??????/**
???????*?創(chuàng)建用戶對象并且隨機(jī)抽取里面的兩張牌
???????*?@param?args
???????*/
??????public?void?TestUserName(){
//??????boolean?searchFlag=false;
??????Integer?ID?=?null;
??????for(int?i?=?1;i?<=?2;?i++){?
??????while(true){
//??????????try?{
System.out.println("請輸入第"+i+"個用戶ID");
??ID?=?input.nextInt();
//判斷ID在user集合中是否存在
?TestUserName?us?=?user.get(ID);
?if(us?!=?null){
?System.out.println("已存在該學(xué)生?。?);
?continue;
?}????????????
//}?catch?(RuntimeException?e)?{
//System.out.println("請輸入整形!");
//?????}???
?TestUserStort(ID);??
??????????break;
??????}
??????//輸入用戶名
??????System.out.println("請輸入第"+i+"用戶名");
??????
??????String?name?=?input.next();
??????//將ID和name給創(chuàng)建對象
???????username?=?new?TestUserName(ID,?name);
???????user.put(ID,username);
???????
}
??????
??????
??????Set<Entry<Integer,TestUserName>>?entryset?=?user.entrySet();??????
??????for?(Entry<Integer,?TestUserName>?entry?:?entryset)?{
System.out.println("----歡迎玩家:"?+?entry.getValue().getName());
??????}
??????}??
??????
??????/**
???????*?進(jìn)行發(fā)牌
???????*/
??????public?void?TestLicensing(){
??????Random?random?=?new?Random();
??????System.out.println("---------開始發(fā)牌...---------");
???
??????TestUserName?name1?=?user.get(userStore.get(0));
??????TestUserName?name2?=?user.get(userStore.get(1));
??????Cards?ca?=?null;
??????int?[]size?=?new?int[2];
??????for(int?i?=?0;i?<?2;?i++){
??????do{
??????ca?=?list.get(random.nextInt(list.size()-1));
??????}while(name1.set.contains(ca));
??????name1.set.add(ca);
??????System.out.println(?name1.getName()?+?"用戶所抽到的牌:"?+?ca.getDesign()+ca.getNumber());
?????size[i]?=?list.indexOf(ca);
??????}
??????Cards?ca1;
??????int[]?size2?=?new?int[2];
??????for(int?i?=?0;i?<?2;?i++){
??????do{
??????ca1?=?list.get(random.nextInt(list.size()-1));
??????}while(name1.set.contains(ca1)?||?name2.set.contains(ca));
??????name2.set.add(ca1);
??????System.out.println(?name2.getName()?+?"用戶所抽到的牌:"?+?ca1.getDesign()+ca1.getNumber());
??????size2[i]?=?list.indexOf(ca1);
??????}
??????//對數(shù)組進(jìn)行排序
??????Arrays.sort(size);
??????Arrays.sort(size2);
??????//進(jìn)行比較,誰大誰贏
??????if(size[1]>size2[1]){
??????System.out.println(name1.getName()+"獲勝");
??????}else
??????System.out.println(name2.getName()+"獲勝");
??????}
??????
??????public?static?void?main(String[]?args){
??????Testlist?st?=?new?Testlist();
??????st.TestAdd();
??????st.TestAdd2();
??????st.TestUserName();
??????st.TestLicensing();
??????}
}


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