——猜数字

?

public static void guessNumber(int select){//接收输入数
?Scanner input = new Scanner(System.in);
?int level = 0 ;
?String str [ ] = {"次就中,鬼才","次就中,天才","次就中,人才"};
?switch(select){
??case 1 :
???level = 10 ; break;
??case 2 :
???level = 50 ; break;
??case 3 :
???level = 100 ; break;
??default :
???break;
?}
?System.out.println();
?int Num ,i;
?int lastNum = (int)(Math.random()? * (level - 1)) + 1;
?for(i = 0 ; i < str.length; i ++){
??Num = input.nextInt();
??if(Num == lastNum){
???System.out.println((i+1) + str [i]);
???break;
??}
??else if (Num > lastNum)
???System.out.println("猜的数大了");
??else if (Num < lastNum)
???System.out.println("猜的数小了");
?}?
??if(i == 3)
???System.out.println("\n3次都不中,废材");
}