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diff --git a/lessons/src/lesson022_case_expressions/code.gleam b/lessons/src/lesson022_case_expressions/code.gleam
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+++ b/lessons/src/lesson022_case_expressions/code.gleam
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+import gleam/io
+import gleam/int
+
+pub fn main() {
+ let result = case int.random(0, 5) {
+ 0 -> "It's zero!"
+ other -> "It's " <> int.to_string(other)
+ }
+ io.debug(result)
+}