In Slovak Language.
import java.util.*;
import java.io.* ;
class start {
static String again;
static int div;
public static BufferedReader reader;
public static void main (String args[]) throws IOException {
reader = new BufferedReader(new InputStreamReader(System.in));
do {
System.out.println("Vlozte (1) pre numericku kalkulacku, (2) pre euro kalkulacku:");
String decision = reader.readLine();
int decision2 = Integer.parseInt(decision);
if(decision2 == 1) {
System.out.println('\n' + "Vybrali ste si numericku kalkulacku.");
System.out.println("Vloz prve cislo:");
String num1 = reader.readLine();
int n1 = Integer.parseInt(num1);
System.out.println("Vyber si operaciu:");
String op1 = reader.readLine();
char op2 = op1.charAt(0);
System.out.println("Vloz druhe cislo:");
String num2 = reader.readLine();
int n2 = Integer.parseInt(num2);
try {
if (op2 == '+') {
int plus;
plus = n1+n2;
System.out.println('\n'+ "Sucet je: " + plus);
}
}
catch(ArithmeticException v) {
System.out.println("Chyba: " + v.getMessage());
}
try {
if (op2 == '-') {
int minus;
minus = n1-n2;
System.out.println('\n'+ "Rozdiel je: " + minus + ".");
}
}
catch (ArithmeticException v) {
System.out.println("Chyba: " + v);
}
try {
if (op2 == '*') {
int mult;
mult = n1*n2;
System.out.println('\n'+ "Sucin je: " + mult + ".");
}
}
catch (ArithmeticException v) {
System.out.println("Chyba: " + v);
}
try {
if (op2 == '/' && n2 == 0)
throw new ArithmeticException ("Delenie nulou.");
if (op2 == '/' && n2 != 0) {
div = n1/n2;
System.out.println('\n'+ "Podiel je: " + div + ".");
}
}
catch (ArithmeticException v) {
System.out.println("Chyba: " + v.getMessage());
}
}
if (decision2 == 2) {
System.out.println('\n' + "Vybrali ste si euro kalkulacku.");
System.out.println("Vlozte pocet eur: ");
String euro = reader.readLine();
int euro2 = Integer.parseInt(euro);
try {
if (euro2 == 0 || euro2 > 4)
System.out.println(euro2 + " eur je priblizne " + euro2*30 + " korun.");
if (euro2 == 1)
System.out.println(euro2 + " euro je priblizne " + euro2*30 + " korun.");
if (euro2 == 2 || euro2 == 3 || euro2 == 4)
System.out.println(euro2 + " eura su priblizne " + euro2*30 + " korun.");
}
catch (ArithmeticException v) {
System.out.println("Chyba: " + v);
}
}
System.out.println('\n' + "Spustit znova? y/n");
again = reader.readLine();
}
while(!again.equals("n"));
}
}
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