ProjectElectricLocomotive/LocoNotFoundException.java

@@ -0,0 +1,19 @@
+package ProjectElectricLocomotive;
+
+public class LocoNotFoundException extends RuntimeException {
+    public LocoNotFoundException(int i) {
+        super("Не найден объект по позиции" + i);
+    }
+
+    public LocoNotFoundException(Throwable ex) {
+        super(ex);
+    }
+
+    public LocoNotFoundException(String message) {
+        super(message);
+    }
+
+    public LocoNotFoundException(String message, Exception ex) { //Throwable люди пишут, посмотри внимательно
+        super(message, ex);
+    }
+}

ProjectElectricLocomotive/LocomotivesGenericStorage.java

@@ -10,6 +10,9 @@ import java.io.FileReader;
 import java.io.FileWriter;
 import java.io.IOException;
 
+/*import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;*/
+
 public class LocomotivesGenericStorage {
 
     private static final String _separatorForKeyValue = "@";