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diff --git a/src/content/chapter1_functions/lesson03_function_captures/code.gleam b/src/content/chapter1_functions/lesson03_function_captures/code.gleam
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+++ b/src/content/chapter1_functions/lesson03_function_captures/code.gleam
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+import gleam/io
+
+pub fn main() {
+ // These two statements are equivalent
+ let add_one_v1 = fn(x) { add(1, x) }
+ let add_one_v2 = add(1, _)
+
+ io.debug(add_one_v1(10))
+ io.debug(add_one_v2(10))
+}
+
+fn add(a: Int, b: Int) -> Int {
+ a + b
+}