64

exercises/064_builtins.zig

@@ -69,6 +69,6 @@ pub fn main() void {
     // Now it's your turn. See if you can fix this attempt to use
     // this builtin to reverse the bits of a u8 integer.
     const input: u8 = 0b11110000;
-    const tupni: u8 = @bitReverse(input);
+    const tupni: u8 = @bitReverse(u8, input);
     print("{b:0>8} backwards is {b:0>8}.\n", .{ input, tupni });
 }