国庆作业

Posted 2020-10-10

import java.util.Scanner;
  3 public class L {
  4 
  5     public static void main(String[] args) {
  6         System.out.println("5+5="+5+5);
  7         
  8         int a=3,b;
  9         b=a++;
 10         System.out.println("a="+a+",b="+b);
 11         
 12         short c=3;
 13         c=(short) (c+4);
 14         System.out.println("c="+c);
 15         
 16         short d=3;
 17         d+=4;
 18         System.out.println("d="+d);
 19         
 20         System.out.println(6&3);
 21         System.out.println(6|3);
 22         System.out.println(6^3);
 23         System.out.println(3<<2);
 24         System.out.println(3>>1);
 25         
 26         int e=0,f;
 27         f=e>1?100:200;
 28         System.out.println("f="+f);
 29         
 30         @SuppressWarnings("resource")
 31         Scanner input=new Scanner(System.in);
 32         int g,h;
 33         System.out.println("Enter the g ");
 34         g=input.nextInt();
 35         System.out.println("Enter the h ");
 36         h=input.nextInt();
 37         h=g>h?g:h;
 38         System.out.println("The larger of the two numbers is"+h);
 39         
 40         @SuppressWarnings("resource")
 41         Scanner input1=new Scanner(System.in);
 42         int x,y,z;
 43         System.out.println("Enter the x ");
 44         x=input1.nextInt();
 45         System.out.println("Enter the y ");
 46         y=input1.nextInt();
 47         System.out.println("Enter the z ");
 48         z=input1.nextInt();
 49         y=x>y?x:y;
 50         z=y>z?y:z;
 51         System.out.println("The largest of the three numbers is"+ z);
 52         
 53         @SuppressWarnings("resource")
 54         Scanner input11=new Scanner(System.in);
 55         int month;
 56         System.out.println("Enter the month ");
 57         month=input11.nextInt();
 58         if(month>=3&&month<=5){
 59             System.out.println("This month is spring");
 60                 }
 61         else if(month>=6&&month<=8){
 62             System.out.println("This month is summer");
 63                 }
 64         else if(month>=9&&month<=11){
 65             System.out.println("This month is autumn");
 66                 }
 67         else if(month==12){
 68             System.out.println("This month is winter");
 69                 }        
 70         else if(month>=1&&month<=2){
 71             System.out.println("This month is winter");
 72                 }
 73         else{
 74             System.out.println("Error!");
 75                 }
 76         
 77         @SuppressWarnings("resource")
 78         Scanner input111=new Scanner(System.in);
 79         int month1;
 80         System.out.println("Enter the month ");
 81         month1=input111.nextInt();
 82         switch (month1)
 83         {
 84         case 1: case 2: case 12:
 85             System.out.println("This month is winter");
 86             break;
 87         case 3: case 4: case 5:
 88             System.out.println("This month is spring");
 89             break;
 90         case 6: case 7: case 8:
 91             System.out.println("This month is summer");
 92             break;
 93         case 9: case 10: case 11:
 94             System.out.println("This month is autumn");
 95             break;
 96         default:
 97             System.out.println("Error!");
 98             break;
 99         }
100     
101         int i=1;
102         do{
103             System.out.println("i="+i);
104             i++;
105             }while(i<1);
106         
107         int j=1;
108         while(j<1){
109             System.out.println("j="+j);
110             j++;
111             }
112         
113         for(int k=1;k<3;k++)
114         {
115         System.out.println("k="+k);
116         }
117         
118         int q=1;
119         for(System.out.println("a");q<3;System.out.println("c"))
120             {
121             System.out.println("d");
122             q++;
123             }
124     }
125 }