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Diffstat (limited to 'exercises/095_for_loops.zig')
| -rw-r--r-- | exercises/095_for_loops.zig | 64 |
1 files changed, 0 insertions, 64 deletions
diff --git a/exercises/095_for_loops.zig b/exercises/095_for_loops.zig deleted file mode 100644 index b437946..0000000 --- a/exercises/095_for_loops.zig +++ /dev/null @@ -1,64 +0,0 @@ -// -// The Zig language is in rapid development and continuously improves -// the language constructs steadily. -// -// Since version 0.11, the "for-loops" widely used in other languages -// such as C, e.g. "for (int i = 0; i < 10..." can now also be formed -// similarly in Zig, which previously required a "while" construct. -// Similar in this case actually means better, just as Zig generally -// tries to make everything simple and "better". -// -// These new "for-loops" look like the following in Zig: -// -// for (0..10) |idx| { -// // In this case 'idx' takes all values from 0 to 9. -// } -// -// This is really simple and can replace the previous, somewhat bulky: -// -// var idx: usize = 0; -// while (idx < 10) : (idx += 1) { -// // Again, idx takes all values from 0 to 9. -// } -// -// This would also simplify exercise 13, for example. -// The best way to try this out is to use this exercise, which in the -// original looks like this: -// -// ... -// var n: u32 = 1; -// -// // I want to print every number between 1 and 20 that is NOT -// // divisible by 3 or 5. -// while (n <= 20) : (n += 1) { -// // The '%' symbol is the "modulo" operator and it -// // returns the remainder after division. -// if (n % 3 == 0) continue; -// if (n % 5 == 0) continue; -// std.debug.print("{} ", .{n}); -// } -// ... -// -const std = @import("std"); - -// And now with the new "for-loop". -pub fn main() void { - - // I want to print every number between 1 and 20 that is NOT - // divisible by 3 or 5. - for (???) |n| { - - // The '%' symbol is the "modulo" operator and it - // returns the remainder after division. - if (n % 3 == 0) continue; - if (n % 5 == 0) continue; - std.debug.print("{} ", .{n}); - } - - std.debug.print("\n", .{}); -} - -// Is actually a little easier. The interesting thing here is that the other -// previous 'while' exercises (11,12, 14) cannot be simplified by this -// new "for-loop". Therefore it is good to be able to use both variations -// accordingly. |