2011年10月20

class Game
{
public static void main(String[] ags)
{
int total = 0;
int score=7;
if (score==7)
{
System.out.printf("You score a touchdown!\n");
}
if (score==3)
{
System.out.printf("You kick a field goal!\n");
}
total=total+score;
System.out.println("Total score:"+total);
}
}
//我给你改了,你运行试试
import java.util.*;
public class Grade {
public static void main(String[] arguments) {
int grade = 0;
while (true) {
System.out.println("请输入你的成绩,输入886退出哦：");
Scanner reader = new Scanner(System.in);
grade = reader.nextInt();
if (grade == 886)
break;
while (grade > 100) {
System.out.println("成绩输入错误!请重新输入：");
reader = new Scanner(System.in);
grade = reader.nextInt();
}
if (grade >= 90) {
System.out.println("You got a 'A'! Great job,boy!");
} else if (grade >= 75) {
System.out.println("You got a 'B'! Good work!");
} else if (grade >= 60) {
System.out
.println("You got a 'C'! You'll never get into a good college! ");
} else {
System.out
.println("You got a 'D'! You'll do well in Congress!");
}
}
}
}
import java.util.*;
class ClockTalk
{
public static void main(String[] arguments)
{
Calendar now = Calendar.getInstance();
int hour=now.get(Calendar.HOUR_OF_DAY);
int minute = now.get(Calendar.MINUTE);
int month = now.get(Calendar.MONTH)+1;
int day = now.get(Calendar.DAY_OF_MONTH);
int year = now.get(Calendar.YEAR);
if (hour<12)
{
System.out.println("Good moring.\n");
}
else if(hour<17)
{
System.out.println("Good afternoon.\n");
}
else
{
System.out.println("Good evening.\n");
}
System.out.print("It's");
if (minute !=0)
{
System.out.print(" "+minute+" ");
System.out.print((minute != 1) ? "minutes": "minute");
System.out.print("past");
}
System.out.print(" ");
System.out.print( (hour>12) ? (hour -12) : hour );
System.out.print("o'clock on ");
switch (month)
{
case 1:
System.out.print("January");
break;
case 2:
System.out.print("February");
case 3:
System.out.print("March");
break;
case 4:
System.out.print("April");
break;
case 5:
System.out.print("May");
break;
case 6:
System.out.print("June");
break;
case 7:
System.out.print("July");
break;
case 8:
System.out.print("August");
break;
case 9:
System.out.print("September");
break;
case 10:
System.out.println("October");
break;
case 11:
System.out.print("Nevember");
break;
case 12:
System.out.print("December");
break;
}
System.out.print(" "+day+","+year+ ".");
} }。