package calc;
02
03 import java.util.Scanner; //Get User inpurt
04 import java.text.NumberFormat; //
05
06
07
08 public class Main {
09 public static void main(String[] args){
10
11 Scanner input = new Scanner(System.in);
12
13
14 System.out.println("Welcome to Calc 1.0!");
15 System.out.println("This is the main menu");
16 System.out.println("Choose your exp<B></B>ression: ");
17 System.out.println("1. Addition /n 2. Substraction/n 3. Multiplcation /n 4. Divide ");
18
19 int choice = input.nextInt();
20
21 switch (choice){
22
23 case 1:
24 addition();
25 case 2:
26 substraction();
27 case 3:
28 multiplication();
29 case 4:
30 divide();
31 }
32 }
33
34 static void addition(){
35 Scanner math1 = new Scanner(System.in);
36 double a;
37 double b;
38 double c;
39 System.out.println("First Num");
40 a = math1.nextInt();
41 System.out.print("Second Num");
42 b = math1.nextInt();
43 c = a + b;
44 System.out.println ("The total value is " + c);
45 return;
46 }
47 static void substraction() {
48 Scanner math1 = new Scanner(System.in);
49 double a;
50 double b;
51 double c;
52 System.out.println("First Num");
53 a = math1.nextInt();
54 System.out.print("Second Num");
55 b = math1.nextInt();
56 c = a - b;
57 System.out.println ("The total value is " + c);
58 return;
59 }
60 static void multiplication(){
61 Scanner math1 = new Scanner(System.in);
62 double a;
63 double b;
64 double c;
65 System.out.println("First Num");
66 a = math1.nextInt();
67 System.out.print("Second Num");
68 b = math1.nextInt();
69 c = a * b;
70 System.out.println ("The total value is " + c);
71 return;
72 }
73 static void divide(){
74
75 Scanner math1 = new Scanner(System.in);
76 double a;
77 double b;
78 double c;
79 System.out.println("First Num");
80 a = math1.nextInt();
81 System.out.print("Second Num");
82 b = math1.nextInt();
83 c = a / b;
84 System.out.println ("The total value is " + c);
85 return;
86 }
87 }