import java.io.*;
public class Div {
public static int readInt() {
byte b[] = new byte[16];
String str;
try {
System.in.read(b);
str = (new String(b)).trim();
return Integer.parseInt(str);
} catch (IOException e) {
System.out.println();
return 0;
} catch (NumberFormatException e) {
System.out.println(e.toString());
return 0;
}
}
public static void main() {
System.out.println("Dwse to 1o akeraio:");
int i = readInt();
System.out.println("Dwse to 2o akeraio:");
int j = readInt();
try {
System.out.println("Div: "+(i/j));
}
catch (ArithmeticException ae) {
System.out.println(ae.toString());
}
}
}