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| 1 | +import java.util.Scanner; |
| 2 | + |
| 3 | +class calcFuncImpl { |
| 4 | + |
| 5 | + public int addFunc(int i1, int i2) { |
| 6 | + |
| 7 | + return i1 + i2; |
| 8 | + } |
| 9 | + |
| 10 | + public int subtFunc(int i1, int i2) { |
| 11 | + return i1 - i2; |
| 12 | + } |
| 13 | + |
| 14 | + public int multiFunc(int i1, int i2) { |
| 15 | + return i1 * i2; |
| 16 | + } |
| 17 | + |
| 18 | + public double dividFunc(int i1, int i2) { |
| 19 | + double z = 0; |
| 20 | + try { |
| 21 | + z = i1 / i2; |
| 22 | + } catch (Exception e) { |
| 23 | + System.out.println("Cant Divide a number by 0"); |
| 24 | + } |
| 25 | + return z; |
| 26 | + |
| 27 | + } |
| 28 | + |
| 29 | + calcFuncImpl(int i1, int i2, int choice) { |
| 30 | + switch (choice) { |
| 31 | + case 1: |
| 32 | + System.out.println("Addition of " + i1 + " + " + i2 + " is " + addFunc(i1, i2)); |
| 33 | + break; |
| 34 | + case 2: |
| 35 | + System.out.println("Subtraction of " + i1 + " - " + i2 + " is " + subtFunc(i1, i2)); |
| 36 | + break; |
| 37 | + case 3: |
| 38 | + System.out.println("Multiplication of " + i1 + " * " + i2 + " is " + multiFunc(i1, i2)); |
| 39 | + break; |
| 40 | + case 4: |
| 41 | + System.out.println("Divisioin of " + i1 + " / " + i2 + " is " + dividFunc(i1, i2)); |
| 42 | + break; |
| 43 | + default: |
| 44 | + break; |
| 45 | + } |
| 46 | + } |
| 47 | + |
| 48 | +} |
| 49 | + |
| 50 | +public class mainProg { |
| 51 | + |
| 52 | + public static void main(String[] args) { |
| 53 | + |
| 54 | + Scanner sc = new Scanner(System.in); |
| 55 | + |
| 56 | + System.out.println("Please choose the Function"); |
| 57 | + System.out.println("1.Addition \n2.Subtraction \n3.Multiplication \n4.Division"); |
| 58 | + int choice = sc.nextInt(); |
| 59 | + System.out.println("Enter Input - 1"); |
| 60 | + int input1 = sc.nextInt(); |
| 61 | + System.out.println("Enter Input - 2"); |
| 62 | + int input2 = sc.nextInt(); |
| 63 | + |
| 64 | + new calcFuncImpl(input1, input2, choice); |
| 65 | + |
| 66 | + sc.close(); |
| 67 | + |
| 68 | + } |
| 69 | +} |
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