diff --git a/math/finding_number_of_Digits_in_a_Number.cpp b/math/finding_number_of_Digits_in_a_Number.cpp
index 3e3da89cf..6dac4eb3c 100644
--- a/math/finding_number_of_Digits_in_a_Number.cpp
+++ b/math/finding_number_of_Digits_in_a_Number.cpp
@@ -15,7 +15,7 @@
 #include <iostream>
 
 int main() {
-    long long n = 0;
+    int n = 0;
     int count = 0;
     std::cout << "Enter an integer: ";
     std::cin >> n;