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Removed confusing explanation from 076

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This commit is contained in:
Dave Gauer 2021-10-18 19:04:12 -04:00
parent ef4bd3c749
commit 4c7eebbbfc
2 changed files with 20 additions and 6 deletions
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6
exercises/076_sentinels.zig
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@ -59,10 +59,8 @@ pub fn main() void {
// demonstrate how they are similar and different. // demonstrate how they are similar and different.
// //
// (It turns out that the array prints completely, including // (It turns out that the array prints completely, including
// the sentinel 0 in the middle. The many-item pointer must // the sentinel 0 in the middle. The many-item pointer stops
// stop at the first sentinel value. The difference is simply // at the first sentinel value.)
// that arrays have a known length and many-item pointers
// don't.)
printSequence(nums); printSequence(nums);
printSequence(ptr); printSequence(ptr);

20
patches/patches/076_sentinels.patch
View file

@ -1,8 +1,24 @@
86c86 38,40d37
< // Important: the sentinel value must be of the same type as the
< // data being terminated!
< //
56c53
< // numbers that both ends in and CONTAINS the sentinel value.
---
> // numbers that both ends in and CONTAINS the sentinal value.
62,63c59,62
< // the sentinel 0 in the middle. The many-item pointer stops
< // at the first sentinel value.)
---
> // the sentinel 0 in the middle. The many-item pointer must
> // stop at the first sentinel value. The difference is simply
> // that arrays have a known length and many-item pointers
> // don't.)
84c83
< for (???) |s| { < for (???) |s| {
--- ---
> for (my_seq) |s| { > for (my_seq) |s| {
98c98 96c95
< while (??? != my_sentinel) { < while (??? != my_sentinel) {
--- ---
> while (my_seq[i] != my_sentinel) { > while (my_seq[i] != my_sentinel) {