diff --git a/day3/examples/gcd_w_concepts.cc b/day3/examples/gcd_w_concepts.cc
index fc739673145381c813c1dca8b703dc25122c7a27..71bcb5cf3a2b26335ad9053496acfae8ae3692dc 100644
--- a/day3/examples/gcd_w_concepts.cc
+++ b/day3/examples/gcd_w_concepts.cc
@@ -1,17 +1,18 @@
-#include <type_traits>
 #include <iostream>
+#include <type_traits>
 
 template <class T>
 concept Integral = std::is_integral_v<T>;
 
-constexpr auto gcd(Integral auto a, Integral auto b) {
-    if (b == 0) return a;
-    else return gcd(b, a % b);
+constexpr auto gcd(Integral auto a, Integral auto b)
+{
+    if (b == 0)
+        return a;
+    return gcd(b, a % b);
 }
 auto main() -> int
-{    
+{
     // Wont compile, until both the following arguments
     // are changed into integral types.
     std::cout << gcd(149935, 47295.) << "\n";
 }
-