SHOW:
|
|
- or go back to the newest paste.
1 | package easykalkulacka; | |
2 | ||
3 | public class Vyhodnocovanie { | |
4 | ||
5 | - | private int vypocet; |
5 | + | public int vypocet; |
6 | ||
7 | - | void scitaj(int c1, int c2) { |
7 | + | int scitaj(int c1, int c2) { |
8 | - | vypocet = c1 + c2; |
8 | + | return c1 + c2; |
9 | } | |
10 | ||
11 | - | void odcitaj(int c1, int c2) { |
11 | + | int odcitaj(int c1, int c2) { |
12 | - | vypocet = c1 - c2; |
12 | + | return c1 - c2; |
13 | } | |
14 | ||
15 | - | void vydel(int c1, int c2) { |
15 | + | int vydel(int c1, int c2) { |
16 | - | if (c1 == 0) vypocet = 0; |
16 | + | if (c2 == 0) vypocet = 0; |
17 | - | else vypocet = c1 / c2; |
17 | + | return c1 / c2; |
18 | } | |
19 | ||
20 | - | void vynasob(int c1, int c2) { |
20 | + | int vynasob(int c1, int c2) { |
21 | - | vypocet = c1 * c2; |
21 | + | return c1 * c2; |
22 | } | |
23 | } | |
24 | - | int vysledok() { |
24 | + | |
25 | - | return vypocet; |
25 | + | |
26 | - | } |
26 | + | |
27 | ||
28 | import java.util.Scanner; | |
29 | ||
30 | public class EasyKalkulacka { | |
31 | ||
32 | public static void main(String[] args) { | |
33 | Vyhodnocovanie pocitaj = new Vyhodnocovanie(); | |
34 | Scanner in = new Scanner(System.in); | |
35 | ||
36 | System.out.println("Vitajte v OOP kalkulacke"); | |
37 | System.out.println("Vyberte operaciu, na vyber je: \n1. '+'\n2. '-'\n3. '/'\n4. '*'"); | |
38 | ||
39 | int volba = Integer.parseInt(in.nextLine()); | |
40 | if (volba > 4 || volba < 1) | |
41 | System.exit(0); | |
42 | ||
43 | System.out.println("Zadajte prve cislo"); | |
44 | int c1 = Integer.parseInt(in.nextLine()); | |
45 | System.out.println("Zadajte druhe cislo"); | |
46 | int c2 = Integer.parseInt(in.nextLine()); | |
47 | ||
48 | ||
49 | switch (volba) { | |
50 | case 1: | |
51 | System.out.println(c1 + " + " + c2 + " = " + pocitaj.scitaj(c1, c2)); | |
52 | break; | |
53 | case 2: | |
54 | System.out.println(c1 + " - " + c2 + " = " + pocitaj.odcitaj(c1, c2)); | |
55 | - | pocitaj.scitaj(c1, c2); |
55 | + | |
56 | - | System.out.println("Vysledok je: " + pocitaj.vysledok()); |
56 | + | |
57 | if (pocitaj.vypocet == 0) | |
58 | System.out.println("Nulou sa delit neda"); | |
59 | - | pocitaj.odcitaj(c1, c2); |
59 | + | else |
60 | - | System.out.println("Vysledok je: " + pocitaj.vysledok()); |
60 | + | System.out.println(c1 + " / " + c2 + " = " + pocitaj.vydel(c1, c2)); |
61 | break; | |
62 | case 4: | |
63 | - | pocitaj.vydel(c1, c2); |
63 | + | System.out.println(c1 + " * " + c2 + " " + pocitaj.vynasob(c1, c2)); |
64 | - | System.out.println("Vysledok je: " + pocitaj.vysledok()); |
64 | + | |
65 | default: | |
66 | System.out.println("Neplatna volba"); | |
67 | - | pocitaj.vynasob(c1, c2); |
67 | + | |
68 | - | System.out.println("Vysledok je: " + pocitaj.vysledok()); |
68 | + | |
69 | } |