diff --git a/.idea/misc.xml b/.idea/misc.xml
index a165cb3..35bdbab 100644
--- a/.idea/misc.xml
+++ b/.idea/misc.xml
@@ -1,6 +1,6 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <project version="4">
-  <component name="ProjectRootManager" version="2" default="false" project-jdk-type="JavaSDK">
+  <component name="ProjectRootManager" version="2" languageLevel="JDK_10" default="false" project-jdk-name="11" project-jdk-type="JavaSDK">
     <output url="file://$PROJECT_DIR$/out" />
   </component>
 </project>
\ No newline at end of file
diff --git a/src/coffeeMachine/Main.java b/src/coffeeMachine/Main.java
index 39e98c9..4307eab 100644
--- a/src/coffeeMachine/Main.java
+++ b/src/coffeeMachine/Main.java
@@ -1,7 +1,42 @@
 package coffeeMachine;
-
+import java.util.Scanner;
 public class Main {
     public static void main(String[] args) {
-        System.out.print("Hello world!");
+        Scanner scanner = new Scanner(System.in);
+        System.out.println("Write how many ml of water the coffee machine has: ");
+        int water = scanner.nextInt();
+        System.out.println ("Write how many ml of milk the coffee machine has: ");
+        int milk = scanner.nextInt();
+        System.out.println ("Write how many grams of coffee beans the coffee machine has: ");
+        int coffee = scanner.nextInt();
+        System.out.println ("Write how many cups of coffee you will need: ");
+        int cups = scanner.nextInt();
+int amount_w = water/200;
+int amount_m = milk/50;
+int amount_c = coffee-cups /15;
+int[] amount = {amount_w,amount_m,amount_c};
+int min = amount[0];
+for (int i=0;i<3;i++)
+{
+    if (amount[i]<min)
+    {
+    min = amount[i];
+    }
+}
+
+       if( min==cups) {
+           System.out.println("Yes, I can make that amount of coffee");
+       }
+        if( min<cups) {
+            System.out.println("No, I can make only ");
+            System.out.print(min);
+            System.out.println(" cups of coffee");
+        }
+        if( min>cups) {
+            System.out.println("Yes, I can make that amount of coffee (and even ");
+            System.out.print(min-cups);
+            System.out.println(" more than that)");
+        }
+
     }
 }
\ No newline at end of file