2000

1 import java.util.Scanner; 2  3 public class Main { 4     public static void main(String[] args) { 5         Scanner in = new Scanner(System.in); 6         while (in.hasNext()) { 7             String s = in.next(); 8             char c1 = s.charAt(0); 9             char c2 = s.charAt(1);10             char c3 = s.charAt(2);11             char t;12             if (c1 > c2) {13                 t = c1;14                 c1 = c2;15                 c2 = t;16             }17             if (c2 > c3) {18                 {19                     t = c2;20                     c2 = c3;21                     c3 = t;22                 }23                 if (c1 > c2) {24                     t = c1;25                     c1 = c2;26                     c2 = t;27                 }28             }29             System.out.println(c1 + " " + c2 + " " + c3);30         }31     }32 }

 2001

1 import java.text.DecimalFormat; 2 import java.util.Scanner; 3  4 public class Main { 5     public static void main(String[] args) { 6         Scanner in = new Scanner(System.in); 7         DecimalFormat df = new DecimalFormat("#0.00"); 8         while (in.hasNext()) { 9             double x1 = in.nextDouble();10             double y1 = in.nextDouble();11             double x2 = in.nextDouble();12             double y2 = in.nextDouble();13             double distance = Math.sqrt((x1 - x2) * (x1 - x2) + (y1 - y2)14                     * (y1 - y2));15             System.out.println(df.format(distance));16         }17     }18 }