import java.util.Random;
import java.util.Scanner;

public class Game {
 
 public Game(Player player) {
 
 }
 public Game() {
 
 }
 
 public String printStr(Player player) { 
 StringBuffer a=new StringBuffer();
 for(int i=0;i<LevelParam.levels[player.getLevelNo()-1].getStrLength();i++) { 
 int num=(int)(Math.random()*(7));
 switch(num) {
 case 1: 
 a.append(">");
 break;
 case 2:
 a.append("<");
 break;
 case 3:
 a.append("+");
 break;
 case 4:
 a.append("-");
 break;
 case 5:
 a.append("*");
 break;
 case 6:
 a.append("/");
 break;
 case 0: 
 a.append("=");
 break;
 }
 }
 String str=a.toString();
 System.out.println(str);
 return str;
 }
 
 public void printResult(Player player) { 
 String num1=this.printStr(player); 
 Scanner input=new Scanner(System.in);
 player.setStartTime();
 String num2=input.next();
 long currentTime=System.currentTimeMillis();
 player.setElapsedTime(currentTime,player.getStartTime());
 if (num1.equals(num2)) { 
 if ((currentTime-player.getStartTime())/1000>LevelParam.levels[player.getLevelNo()-1].getTimeLimit()) {
 System.out.println("你輸入太慢了，輸入超時，退出。");
 System.exit(1);
 } else {
 player.setCurScore(player); 
 System.out.println("輸入正確，您的級別"+player.getLevelNo()+",您的積分"+player.getCurScore()+",已用時"+player.getElapsedTime()+"秒。");
 }
 }else{
 System.out.println("輸入錯誤，退出！");
 System.exit(1);
 }
 }
}


public class Level {
 private int levelNo;//各級別編號
 private int strLength;//各級別一次輸出字符串的長度
 private int strTimes;//各級別輸出字符串的次數(shù)
 private int timeLimit;//各級別闖關(guān)的時間限制
 private int perScore;//各級別正確輸入一次的得分
 
 public int getLevelNo() {
 return levelNo;
 }
 public int getStrLength() {
 return strLength;
 }
 public int getStrTimes() {
 return strTimes;
 }
 public int getTimeLimit() {
 return timeLimit;
 }
 public int getPerScore() {
 return perScore;
 }

 public Level(int levelNo,int strLength,int strTimes,int timeLimit,int perScore) {
 this.levelNo=levelNo;
 this.strLength=strLength;
 this.strTimes=strTimes;
 this.timeLimit=timeLimit;
 this.perScore=perScore; 
 }
}


public class LevelParam {
 public static final Level levels[]=new Level[6];
 static{
 levels[0]=new Level(1,2,10,30,1);//編號、字符串長度、字符串次數(shù)、關(guān)卡時間、正確得分
 levels[1]=new Level(2,3,9,26,2);
 levels[2]=new Level(3,4,8,22,5);
 levels[3]=new Level(4,5,7,18,8);
 levels[4]=new Level(5,6,6,15,10);
 levels[5]=new Level(6,7,5,12,15);
 }
}

import java.util.Scanner;

public class Player {
 private int levelNo=1;//玩家當前級別
 private int curScore;//當前級別積分
 private long startTime;//當前級別開始時間
 private long elapsedTime;//當前級別已用時間
 
 public int getLevelNo() {
 return levelNo;
 }
 public void setLevelNo() {
 this.levelNo++;
 }
 public int getCurScore() {
 return curScore;
 }
 public void setCurScore(Player player) {
 this.curScore = curScore+LevelParam.levels[player.getLevelNo()-1].getPerScore();;
 }
 public void setCurScore(int a) {
 this.curScore=a;
 }
 public long getStartTime() {
 return startTime;
 }
 public void setStartTime() {
 this.startTime =System.currentTimeMillis();;
 }
 public long getElapsedTime() {
 return elapsedTime;
 }
 public void setElapsedTime(long a,long b) {
 this.elapsedTime=(a-b)/1000+elapsedTime;
 } 
 public void setElapsedTime(int a) {
 this.elapsedTime=a;
 }

 public void play(Player player) {
 Game one=new Game();
 for(int j=0;j<6;j++) {
 for(int i=0;i<LevelParam.levels[player.getLevelNo()-1].getStrTimes();i++) { 
 one.printResult(player);
 }
 player.setLevelNo();
 player.setCurScore(0);
 player.setElapsedTime(0);
 }
 }
}


public class Test {
 public static void main(String[] args) {
 Player p=new Player();
 p.play(p); 
 }
}