diff --git a/main.cpp b/main.cpp
index a495fc94..9512cec4 100644
--- a/main.cpp
+++ b/main.cpp
@@ -1,14 +1,20 @@
 #include <iostream>
 #include <cmath>
+#include <cstdint>
 
 int main()
 {
     std::cout << "THE FIRST EXAMPLE MATH DISPLAY!\n";
-    std::cout << "Hi, please enter two whole numbers: ";
+    std::cout << "Hi, please enter two whole numbers\n";
+    std::cout << "(Limited to whole numbers between -2,147,483,648 and 2,147,483,647): ";
 
-    int x,y;
+    int32_t x,y;
+
+    if (!(cin >> x >> y)) {
+        std::cout << "Error: The number is not within the limit.\n";
+        return 1;
+    }
 
-    std::cin >> x >> y;
     std::cout << "Addition: " << x + y << std::endl;
     std::cout << "Subtraction: " << x - y << std::endl;
     std::cout << "Multiplication: " << x * y << std::endl;