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-rw-r--r--exercises/018_functions.zig9
1 files changed, 3 insertions, 6 deletions
diff --git a/exercises/018_functions.zig b/exercises/018_functions.zig
index d8be5a1..1f78438 100644
--- a/exercises/018_functions.zig
+++ b/exercises/018_functions.zig
@@ -1,18 +1,15 @@
//
-// Functions! We've already created lots of functions called "main()". Now let's
+// Functions! We've already created lots of functions called 'main()'. Now let's
// do something different:
//
// fn foo(n: u8) u8 {
// return n + 1;
// }
//
-// The foo() function above takes a number "n" and returns a number that is
+// The foo() function above takes a number 'n' and returns a number that is
// larger by one.
//
-// If your function doesn't take any parameters and doesn't return anything,
-// it would be defined like main():
-//
-// fn foo() void { }
+// Note the input parameter 'n' and return types are both u8.
//
const std = @import("std");