072-074 completed

exercises/072_comptime7.zig

@@ -35,7 +35,7 @@ pub fn main() void {
     // at compile time.
     //
     // Please fix this to loop once per "instruction":
-    ??? (i < instructions.len) : (???) {
+    inline while (i < instructions.len) : (i += 3) {
 
         // This gets the digit from the "instruction". Can you
         // figure out why we subtract '0' from it?

exercises/073_comptime8.zig

@@ -32,12 +32,12 @@ const llamas = [llama_count]u32{ 5, 10, 15, 20, 25 };
 pub fn main() void {
     // We meant to fetch the last llama. Please fix this simple
     // mistake so the assertion no longer fails.
-    const my_llama = getLlama(5);
+    const my_llama = getLlama(4);
 
     print("My llama value is {}.\n", .{my_llama});
 }
 
-fn getLlama(i: usize) u32 {
+fn getLlama(comptime i: usize) u32 {
     // We've put a guard assert() at the top of this function to
     // prevent mistakes. The 'comptime' keyword here means that
     // the mistake will be caught when we compile!

exercises/074_comptime9.zig

@@ -39,7 +39,7 @@ const llamas = makeLlamas(llama_count);
 
 // And here's the function. Note that the return value type
 // depends on one of the input arguments!
-fn makeLlamas(count: usize) [count]u8 {
+fn makeLlamas(comptime count: usize) [count]u8 {
     var temp: [count]u8 = undefined;
     var i = 0;