package com.javarush.task.task19.task1914;
/*
Решаем пример
*/
import java.io.ByteArrayOutputStream;
import java.io.PrintStream;
import java.util.*;
import java.math.*;
public class Solution {
public static TestString testString = new TestString();
public static void main(String[] args) {
PrintStream defolt = System.out;
ByteArrayOutputStream arr = new ByteArrayOutputStream();
PrintStream print = new PrintStream(arr);
System.setOut(print);
testString.printSomething();
String s = arr.toString();
System.setOut(defolt);
ArrayList<Integer> list = new ArrayList<Integer>();
String[] mass2 = s.split(" ");
for(int i=0;i<mass2.length;i++){
if(mass2[i].contains("0")||mass2[i].contains("1")||mass2[i].contains("2")||mass2[i].contains("3")||mass2[i].contains("4")||mass2[i].contains("5")||mass2[i].contains("6")||mass2[i].contains("7")||mass2[i].contains("8")||mass2[i].contains("9")){
list.add(Integer.parseInt(mass2[i]));
}
}
if(mass2[1].equals("+")){
int q = list.get(0) + list.get(1);
System.out.println(q);
}else if(mass2[1].equals("*")){
int q = list.get(0) * list.get(1);
System.out.println(q);
}else if(mass2[1].equals("-")){
int q = list.get(0) - list.get(1);
System.out.println(q);
}
}
public static class TestString {
public void printSomething() {
System.out.println("3 + 6 = ");
}
}
}