diff --git a/chapter01/1.11.cpp b/chapter01/1.11.cpp
index 364e354..e4384d7 100644
--- a/chapter01/1.11.cpp
+++ b/chapter01/1.11.cpp
@@ -8,12 +8,21 @@
 
 int main()
 {
-	int start, end;
+    std::cout << "Please enter an integer: ";
+    int number1 = 0;
+    std::cin >> number1;
 
-	std::cout << "Enter to integers to print numbers within range: ";
-	std::cin >> start >> end;
-	while (start <= end)
-		std::cout << start++ << " ";
-	std::cout << std::endl;
-	return 0;
+    std::cout << "Please enter one more integer: ";
+    int number2 = 0;
+    std::cin >> number2;
+
+    while(number1 < number2){
+        std::cout << number1 << std::endl;
+        ++number1;
+    }
+    while(number1 >= number2){
+        std::cout << number1 << std::endl;
+        --number1;
+    }
+    return 0;
 }