\n Red\n Green\n Blue\n
", - .hint = "I'm feeling blue about this.", - }, - .{ - .main_file = "037_structs.zig", - .output = "Your wizard has 90 health and 25 gold.", - }, - .{ - .main_file = "038_structs2.zig", - .output = "Character 1 - G:20 H:100 XP:10\nCharacter 2 - G:10 H:100 XP:20", - }, - .{ - .main_file = "039_pointers.zig", - .output = "num1: 5, num2: 5", - .hint = "Pointers aren't so bad.", - }, - .{ - .main_file = "040_pointers2.zig", - .output = "a: 12, b: 12", - }, - .{ - .main_file = "041_pointers3.zig", - .output = "foo=6, bar=11", - }, - .{ - .main_file = "042_pointers4.zig", - .output = "num: 5, more_nums: 1 1 5 1", - }, - .{ - .main_file = "043_pointers5.zig", - .output = "Wizard (G:10 H:100 XP:20)\n Mentor: Wizard (G:10000 H:100 XP:2340)", - }, - .{ - .main_file = "044_quiz5.zig", - .output = "Elephant A. Elephant B. Elephant C.", - .hint = "Oh no! We forgot Elephant B!", - }, - .{ - .main_file = "045_optionals.zig", - .output = "The Ultimate Answer: 42.", - }, - .{ - .main_file = "046_optionals2.zig", - .output = "Elephant A. Elephant B. Elephant C.", - .hint = "Elephants again!", - }, - .{ - .main_file = "047_methods.zig", - .output = "5 aliens. 4 aliens. 1 aliens. 0 aliens. Earth is saved!", - .hint = "Use the heat ray. And the method!", - }, - .{ - .main_file = "048_methods2.zig", - .output = "A B C", - .hint = "This just needs one little fix.", - }, - .{ - .main_file = "049_quiz6.zig", - .output = "A B C Cv Bv Av", - .hint = "Now you're writing Zig!", - }, - .{ - .main_file = "050_no_value.zig", - .output = "That is not dead which can eternal lie / And with strange aeons even death may die.", - }, - .{ - .main_file = "051_values.zig", - .output = "1:false!. 2:true!. 3:true!. XP before:0, after:200.", - }, - .{ - .main_file = "052_slices.zig", - .output = "Hand1: A 4 K 8 \nHand2: 5 2 Q J", - }, - .{ - .main_file = "053_slices2.zig", - .output = "'all your base are belong to us.' 'for great justice.'", - }, - .{ - .main_file = "054_manypointers.zig", - .output = "Memory is a resource.", - }, - .{ - .main_file = "055_unions.zig", - .output = "Insect report! Ant alive is: true. Bee visited 15 flowers.", - }, - .{ - .main_file = "056_unions2.zig", - .output = "Insect report! Ant alive is: true. Bee visited 16 flowers.", - }, - .{ - .main_file = "057_unions3.zig", - .output = "Insect report! Ant alive is: true. Bee visited 17 flowers.", - }, - .{ - .main_file = "058_quiz7.zig", - .output = "Archer's Point--2->Bridge--1->Dogwood Grove--3->Cottage--2->East Pond--1->Fox Pond", - .hint = "This is the biggest program we've seen yet. But you can do it!", - }, - .{ - .main_file = "059_integers.zig", - .output = "Zig is cool.", - }, - .{ - .main_file = "060_floats.zig", - .output = "Shuttle liftoff weight: 1995796kg", - }, - .{ - .main_file = "061_coercions.zig", - .output = "Letter: A", - }, - .{ - .main_file = "062_loop_expressions.zig", - .output = "Current language: Zig", - .hint = "Surely the current language is 'Zig'!", - }, - .{ - .main_file = "063_labels.zig", - .output = "Enjoy your Cheesy Chili!", - }, - .{ - .main_file = "064_builtins.zig", - .output = "1101 + 0101 = 0010 (true). Without overflow: 00010010. Furthermore, 11110000 backwards is 00001111.", - }, - .{ - .main_file = "065_builtins2.zig", - .output = "A Narcissus loves all Narcissuses. He has room in his heart for: me myself.", - }, - .{ - .main_file = "066_comptime.zig", - .output = "Immutable: 12345, 987.654; Mutable: 54321, 456.789; Types: comptime_int, comptime_float, u32, f32", - .hint = "It may help to read this one out loud to your favorite stuffed animal until it sinks in completely.", - }, - .{ - .main_file = "067_comptime2.zig", - .output = "A BB CCC DDDD", - }, - .{ - .main_file = "068_comptime3.zig", - .output = "Minnow (1:32, 4 x 2)\nShark (1:16, 8 x 5)\nWhale (1:1, 143 x 95)", - }, - .{ - .main_file = "069_comptime4.zig", - .output = "s1={ 1, 2, 3 }, s2={ 1, 2, 3, 4, 5 }, s3={ 1, 2, 3, 4, 5, 6, 7 }", - }, - .{ - .main_file = "070_comptime5.zig", - .output = "\"Quack.\" ducky1: true, \"Squeek!\" ducky2: true, ducky3: false", - .hint = "Have you kept the wizard hat on?", - }, - .{ - .main_file = "071_comptime6.zig", - .output = "Narcissus has room in his heart for: me myself.", - }, - .{ - .main_file = "072_comptime7.zig", - .output = "26", - }, - .{ - .main_file = "073_comptime8.zig", - .output = "My llama value is 25.", - }, - .{ - .main_file = "074_comptime9.zig", - .output = "My llama value is 2.", - }, - .{ - .main_file = "075_quiz8.zig", - .output = "Archer's Point--2->Bridge--1->Dogwood Grove--3->Cottage--2->East Pond--1->Fox Pond", - .hint = "Roll up those sleeves. You get to WRITE some code for this one.", - }, - .{ - .main_file = "076_sentinels.zig", - .output = "Array:123056. Many-item pointer:123.", - }, - .{ - .main_file = "077_sentinels2.zig", - .output = "Weird Data!", - }, - .{ - .main_file = "078_sentinels3.zig", - .output = "Weird Data!", - }, - .{ - .main_file = "079_quoted_identifiers.zig", - .output = "Sweet freedom: 55, false.", - .hint = "Help us, Zig Programmer, you're our only hope!", - }, - .{ - .main_file = "080_anonymous_structs.zig", - .output = "[Circle(i32): 25,70,15] [Circle(f32): 25.2,71.0,15.7]", - }, - .{ - .main_file = "081_anonymous_structs2.zig", - .output = "x:205 y:187 radius:12", - }, - .{ - .main_file = "082_anonymous_structs3.zig", - .output = "\"0\"(bool):true \"1\"(bool):false \"2\"(i32):42 \"3\"(f32):3.14159202e+00", - .hint = "This one is a challenge! But you have everything you need.", - }, - .{ - .main_file = "083_anonymous_lists.zig", - .output = "I say hello!", - }, - - // Skipped because of https://github.com/ratfactor/ziglings/issues/163 - // direct link: https://github.com/ziglang/zig/issues/6025 - .{ - .main_file = "084_async.zig", - .output = "foo() A", - .hint = "Read the facts. Use the facts.", - .@"async" = true, - .skip = true, - }, - .{ - .main_file = "085_async2.zig", - .output = "Hello async!", - .@"async" = true, - .skip = true, - }, - .{ - .main_file = "086_async3.zig", - .output = "5 4 3 2 1", - .@"async" = true, - .skip = true, - }, - .{ - .main_file = "087_async4.zig", - .output = "1 2 3 4 5", - .@"async" = true, - .skip = true, - }, - .{ - .main_file = "088_async5.zig", - .output = "Example Title.", - .@"async" = true, - .skip = true, - }, - .{ - .main_file = "089_async6.zig", - .output = ".com: Example Title, .org: Example Title.", - .@"async" = true, - .skip = true, - }, - .{ - .main_file = "090_async7.zig", - .output = "beef? BEEF!", - .@"async" = true, - .skip = true, - }, - .{ - .main_file = "091_async8.zig", - .output = "ABCDEF", - .@"async" = true, - .skip = true, - }, - - .{ - .main_file = "092_interfaces.zig", - .output = "Daily Insect Report:\nAnt is alive.\nBee visited 17 flowers.\nGrasshopper hopped 32 meters.", - }, - .{ - .main_file = "093_hello_c.zig", - .output = "Hello C from Zig! - C result is 17 chars written.", - .C = true, - }, - .{ - .main_file = "094_c_math.zig", - .output = "The normalized angle of 765.2 degrees is 45.2 degrees.", - .C = true, - }, - .{ - .main_file = "095_for3.zig", - .output = "1 2 4 7 8 11 13 14 16 17 19", - }, - .{ - .main_file = "096_memory_allocation.zig", - .output = "Running Average: 0.30 0.25 0.20 0.18 0.22", - }, - .{ - .main_file = "097_bit_manipulation.zig", - .output = "x = 0; y = 1", - }, - .{ - .main_file = "098_bit_manipulation2.zig", - .output = "Is this a pangram? true!", - }, - .{ - .main_file = "099_formatting.zig", - .output = "\n X | 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 \n---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+\n 1 | 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 \n\n 2 | 2 4 6 8 10 12 14 16 18 20 22 24 26 28 30 \n\n 3 | 3 6 9 12 15 18 21 24 27 30 33 36 39 42 45 \n\n 4 | 4 8 12 16 20 24 28 32 36 40 44 48 52 56 60 \n\n 5 | 5 10 15 20 25 30 35 40 45 50 55 60 65 70 75 \n\n 6 | 6 12 18 24 30 36 42 48 54 60 66 72 78 84 90 \n\n 7 | 7 14 21 28 35 42 49 56 63 70 77 84 91 98 105 \n\n 8 | 8 16 24 32 40 48 56 64 72 80 88 96 104 112 120 \n\n 9 | 9 18 27 36 45 54 63 72 81 90 99 108 117 126 135 \n\n10 | 10 20 30 40 50 60 70 80 90 100 110 120 130 140 150 \n\n11 | 11 22 33 44 55 66 77 88 99 110 121 132 143 154 165 \n\n12 | 12 24 36 48 60 72 84 96 108 120 132 144 156 168 180 \n\n13 | 13 26 39 52 65 78 91 104 117 130 143 156 169 182 195 \n\n14 | 14 28 42 56 70 84 98 112 126 140 154 168 182 196 210 \n\n15 | 15 30 45 60 75 90 105 120 135 150 165 180 195 210 225", - }, - .{ - .main_file = "100_for4.zig", - .output = "Arrays match!", - }, - .{ - .main_file = "999_the_end.zig", - .output = "\nThis is the end for now!\nWe hope you had fun and were able to learn a lot, so visit us again when the next exercises are available.", - }, -}; - pub fn build(b: *Build) !void { if (!compat.is_compatible) compat.die(); if (!validate_exercises()) std.os.exit(1); @@ -1049,48 +585,512 @@ const SkipStep = struct { .exercise = exercise, }; - return self; + return self; + } + + fn make(step: *Step, prog_node: *std.Progress.Node) !void { + _ = prog_node; + const p = @fieldParentPtr(SkipStep, "step", step); + + if (p.exercise.skip) { + print("{s} skipped\n", .{p.exercise.main_file}); + } + } +}; + +// Check that each exercise number, excluding the last, forms the sequence +// `[1, exercise.len)`. +// +// Additionally check that the output field does not contain trailing whitespace. +fn validate_exercises() bool { + // Don't use the "multi-object for loop" syntax, in order to avoid a syntax + // error with old Zig compilers. + var i: usize = 0; + for (exercises[0 .. exercises.len - 1]) |ex| { + i += 1; + if (ex.number() != i) { + print("exercise {s} has an incorrect number: expected {}, got {s}\n", .{ + ex.main_file, + i, + ex.key(), + }); + + return false; + } + + const output = std.mem.trimRight(u8, ex.output, " \r\n"); + if (output.len != ex.output.len) { + print("exercise {s} output field has extra trailing whitespace\n", .{ + ex.main_file, + }); + + return false; + } } - fn make(step: *Step, prog_node: *std.Progress.Node) !void { - _ = prog_node; - const p = @fieldParentPtr(SkipStep, "step", step); + return true; +} + +const exercises = [_]Exercise{ + .{ + .main_file = "001_hello.zig", + .output = "Hello world!", + .hint = "DON'T PANIC!\nRead the error above.\nSee how it has something to do with 'main'?\nOpen up the source file as noted and read the comments.\nYou can do this!", + }, + .{ + .main_file = "002_std.zig", + .output = "Standard Library.", + }, + .{ + .main_file = "003_assignment.zig", + .output = "55 314159 -11", + .hint = "There are three mistakes in this one!", + }, + .{ + .main_file = "004_arrays.zig", + .output = "First: 2, Fourth: 7, Length: 8", + .hint = "There are two things to complete here.", + }, + .{ + .main_file = "005_arrays2.zig", + .output = "LEET: 1337, Bits: 100110011001", + .hint = "Fill in the two arrays.", + }, + .{ + .main_file = "006_strings.zig", + .output = "d=d ha ha ha Major Tom", + .hint = "Each '???' needs something filled in.", + }, + .{ + .main_file = "007_strings2.zig", + .output = "Ziggy played guitar\nJamming good with Andrew Kelley\nAnd the Spiders from Mars", + .hint = "Please fix the lyrics!", + }, + .{ + .main_file = "008_quiz.zig", + .output = "Program in Zig!", + .hint = "See if you can fix the program!", + }, + .{ + .main_file = "009_if.zig", + .output = "Foo is 1!", + }, + .{ + .main_file = "010_if2.zig", + .output = "With the discount, the price is $17.", + }, + .{ + .main_file = "011_while.zig", + .output = "2 4 8 16 32 64 128 256 512 n=1024", + .hint = "You probably want a 'less than' condition.", + }, + .{ + .main_file = "012_while2.zig", + .output = "2 4 8 16 32 64 128 256 512 n=1024", + .hint = "It might help to look back at the previous exercise.", + }, + .{ + .main_file = "013_while3.zig", + .output = "1 2 4 7 8 11 13 14 16 17 19", + }, + .{ + .main_file = "014_while4.zig", + .output = "n=4", + }, + .{ + .main_file = "015_for.zig", + .output = "A Dramatic Story: :-) :-) :-( :-| :-) The End.", + }, + .{ + .main_file = "016_for2.zig", + .output = "The value of bits '1101': 13.", + }, + .{ + .main_file = "017_quiz2.zig", + .output = "1, 2, Fizz, 4, Buzz, Fizz, 7, 8, Fizz, Buzz, 11, Fizz, 13, 14, FizzBuzz, 16,", + .hint = "This is a famous game!", + }, + .{ + .main_file = "018_functions.zig", + .output = "Answer to the Ultimate Question: 42", + .hint = "Can you help write the function?", + }, + .{ + .main_file = "019_functions2.zig", + .output = "Powers of two: 2 4 8 16", + }, + .{ + .main_file = "020_quiz3.zig", + .output = "32 64 128 256", + .hint = "Unexpected pop quiz! Help!", + }, + .{ + .main_file = "021_errors.zig", + .output = "2<4. 3<4. 4=4. 5>4. 6>4.", + .hint = "What's the deal with fours?", + }, + .{ + .main_file = "022_errors2.zig", + .output = "I compiled!", + .hint = "Get the error union type right to allow this to compile.", + }, + .{ + .main_file = "023_errors3.zig", + .output = "a=64, b=22", + }, + .{ + .main_file = "024_errors4.zig", + .output = "a=20, b=14, c=10", + }, + .{ + .main_file = "025_errors5.zig", + .output = "a=0, b=19, c=0", + }, + .{ + .main_file = "026_hello2.zig", + .output = "Hello world!", + .hint = "Try using a try!", + .check_stdout = true, + }, + .{ + .main_file = "027_defer.zig", + .output = "One Two", + }, + .{ + .main_file = "028_defer2.zig", + .output = "(Goat) (Cat) (Dog) (Dog) (Goat) (Unknown) done.", + }, + .{ + .main_file = "029_errdefer.zig", + .output = "Getting number...got 5. Getting number...failed!", + }, + .{ + .main_file = "030_switch.zig", + .output = "ZIG?", + }, + .{ + .main_file = "031_switch2.zig", + .output = "ZIG!", + }, + .{ + .main_file = "032_unreachable.zig", + .output = "1 2 3 9 8 7", + }, + .{ + .main_file = "033_iferror.zig", + .output = "2<4. 3<4. 4=4. 5>4. 6>4.", + .hint = "Seriously, what's the deal with fours?", + }, + .{ + .main_file = "034_quiz4.zig", + .output = "my_num=42", + .hint = "Can you make this work?", + .check_stdout = true, + }, + .{ + .main_file = "035_enums.zig", + .output = "1 2 3 9 8 7", + .hint = "This problem seems familiar...", + }, + .{ + .main_file = "036_enums2.zig", + .output = "\n Red\n Green\n Blue\n
", + .hint = "I'm feeling blue about this.", + }, + .{ + .main_file = "037_structs.zig", + .output = "Your wizard has 90 health and 25 gold.", + }, + .{ + .main_file = "038_structs2.zig", + .output = "Character 1 - G:20 H:100 XP:10\nCharacter 2 - G:10 H:100 XP:20", + }, + .{ + .main_file = "039_pointers.zig", + .output = "num1: 5, num2: 5", + .hint = "Pointers aren't so bad.", + }, + .{ + .main_file = "040_pointers2.zig", + .output = "a: 12, b: 12", + }, + .{ + .main_file = "041_pointers3.zig", + .output = "foo=6, bar=11", + }, + .{ + .main_file = "042_pointers4.zig", + .output = "num: 5, more_nums: 1 1 5 1", + }, + .{ + .main_file = "043_pointers5.zig", + .output = "Wizard (G:10 H:100 XP:20)\n Mentor: Wizard (G:10000 H:100 XP:2340)", + }, + .{ + .main_file = "044_quiz5.zig", + .output = "Elephant A. Elephant B. Elephant C.", + .hint = "Oh no! We forgot Elephant B!", + }, + .{ + .main_file = "045_optionals.zig", + .output = "The Ultimate Answer: 42.", + }, + .{ + .main_file = "046_optionals2.zig", + .output = "Elephant A. Elephant B. Elephant C.", + .hint = "Elephants again!", + }, + .{ + .main_file = "047_methods.zig", + .output = "5 aliens. 4 aliens. 1 aliens. 0 aliens. Earth is saved!", + .hint = "Use the heat ray. And the method!", + }, + .{ + .main_file = "048_methods2.zig", + .output = "A B C", + .hint = "This just needs one little fix.", + }, + .{ + .main_file = "049_quiz6.zig", + .output = "A B C Cv Bv Av", + .hint = "Now you're writing Zig!", + }, + .{ + .main_file = "050_no_value.zig", + .output = "That is not dead which can eternal lie / And with strange aeons even death may die.", + }, + .{ + .main_file = "051_values.zig", + .output = "1:false!. 2:true!. 3:true!. XP before:0, after:200.", + }, + .{ + .main_file = "052_slices.zig", + .output = "Hand1: A 4 K 8 \nHand2: 5 2 Q J", + }, + .{ + .main_file = "053_slices2.zig", + .output = "'all your base are belong to us.' 'for great justice.'", + }, + .{ + .main_file = "054_manypointers.zig", + .output = "Memory is a resource.", + }, + .{ + .main_file = "055_unions.zig", + .output = "Insect report! Ant alive is: true. Bee visited 15 flowers.", + }, + .{ + .main_file = "056_unions2.zig", + .output = "Insect report! Ant alive is: true. Bee visited 16 flowers.", + }, + .{ + .main_file = "057_unions3.zig", + .output = "Insect report! Ant alive is: true. Bee visited 17 flowers.", + }, + .{ + .main_file = "058_quiz7.zig", + .output = "Archer's Point--2->Bridge--1->Dogwood Grove--3->Cottage--2->East Pond--1->Fox Pond", + .hint = "This is the biggest program we've seen yet. But you can do it!", + }, + .{ + .main_file = "059_integers.zig", + .output = "Zig is cool.", + }, + .{ + .main_file = "060_floats.zig", + .output = "Shuttle liftoff weight: 1995796kg", + }, + .{ + .main_file = "061_coercions.zig", + .output = "Letter: A", + }, + .{ + .main_file = "062_loop_expressions.zig", + .output = "Current language: Zig", + .hint = "Surely the current language is 'Zig'!", + }, + .{ + .main_file = "063_labels.zig", + .output = "Enjoy your Cheesy Chili!", + }, + .{ + .main_file = "064_builtins.zig", + .output = "1101 + 0101 = 0010 (true). Without overflow: 00010010. Furthermore, 11110000 backwards is 00001111.", + }, + .{ + .main_file = "065_builtins2.zig", + .output = "A Narcissus loves all Narcissuses. He has room in his heart for: me myself.", + }, + .{ + .main_file = "066_comptime.zig", + .output = "Immutable: 12345, 987.654; Mutable: 54321, 456.789; Types: comptime_int, comptime_float, u32, f32", + .hint = "It may help to read this one out loud to your favorite stuffed animal until it sinks in completely.", + }, + .{ + .main_file = "067_comptime2.zig", + .output = "A BB CCC DDDD", + }, + .{ + .main_file = "068_comptime3.zig", + .output = "Minnow (1:32, 4 x 2)\nShark (1:16, 8 x 5)\nWhale (1:1, 143 x 95)", + }, + .{ + .main_file = "069_comptime4.zig", + .output = "s1={ 1, 2, 3 }, s2={ 1, 2, 3, 4, 5 }, s3={ 1, 2, 3, 4, 5, 6, 7 }", + }, + .{ + .main_file = "070_comptime5.zig", + .output = "\"Quack.\" ducky1: true, \"Squeek!\" ducky2: true, ducky3: false", + .hint = "Have you kept the wizard hat on?", + }, + .{ + .main_file = "071_comptime6.zig", + .output = "Narcissus has room in his heart for: me myself.", + }, + .{ + .main_file = "072_comptime7.zig", + .output = "26", + }, + .{ + .main_file = "073_comptime8.zig", + .output = "My llama value is 25.", + }, + .{ + .main_file = "074_comptime9.zig", + .output = "My llama value is 2.", + }, + .{ + .main_file = "075_quiz8.zig", + .output = "Archer's Point--2->Bridge--1->Dogwood Grove--3->Cottage--2->East Pond--1->Fox Pond", + .hint = "Roll up those sleeves. You get to WRITE some code for this one.", + }, + .{ + .main_file = "076_sentinels.zig", + .output = "Array:123056. Many-item pointer:123.", + }, + .{ + .main_file = "077_sentinels2.zig", + .output = "Weird Data!", + }, + .{ + .main_file = "078_sentinels3.zig", + .output = "Weird Data!", + }, + .{ + .main_file = "079_quoted_identifiers.zig", + .output = "Sweet freedom: 55, false.", + .hint = "Help us, Zig Programmer, you're our only hope!", + }, + .{ + .main_file = "080_anonymous_structs.zig", + .output = "[Circle(i32): 25,70,15] [Circle(f32): 25.2,71.0,15.7]", + }, + .{ + .main_file = "081_anonymous_structs2.zig", + .output = "x:205 y:187 radius:12", + }, + .{ + .main_file = "082_anonymous_structs3.zig", + .output = "\"0\"(bool):true \"1\"(bool):false \"2\"(i32):42 \"3\"(f32):3.14159202e+00", + .hint = "This one is a challenge! But you have everything you need.", + }, + .{ + .main_file = "083_anonymous_lists.zig", + .output = "I say hello!", + }, + + // Skipped because of https://github.com/ratfactor/ziglings/issues/163 + // direct link: https://github.com/ziglang/zig/issues/6025 + .{ + .main_file = "084_async.zig", + .output = "foo() A", + .hint = "Read the facts. Use the facts.", + .@"async" = true, + .skip = true, + }, + .{ + .main_file = "085_async2.zig", + .output = "Hello async!", + .@"async" = true, + .skip = true, + }, + .{ + .main_file = "086_async3.zig", + .output = "5 4 3 2 1", + .@"async" = true, + .skip = true, + }, + .{ + .main_file = "087_async4.zig", + .output = "1 2 3 4 5", + .@"async" = true, + .skip = true, + }, + .{ + .main_file = "088_async5.zig", + .output = "Example Title.", + .@"async" = true, + .skip = true, + }, + .{ + .main_file = "089_async6.zig", + .output = ".com: Example Title, .org: Example Title.", + .@"async" = true, + .skip = true, + }, + .{ + .main_file = "090_async7.zig", + .output = "beef? BEEF!", + .@"async" = true, + .skip = true, + }, + .{ + .main_file = "091_async8.zig", + .output = "ABCDEF", + .@"async" = true, + .skip = true, + }, - if (p.exercise.skip) { - print("{s} skipped\n", .{p.exercise.main_file}); - } - } + .{ + .main_file = "092_interfaces.zig", + .output = "Daily Insect Report:\nAnt is alive.\nBee visited 17 flowers.\nGrasshopper hopped 32 meters.", + }, + .{ + .main_file = "093_hello_c.zig", + .output = "Hello C from Zig! - C result is 17 chars written.", + .C = true, + }, + .{ + .main_file = "094_c_math.zig", + .output = "The normalized angle of 765.2 degrees is 45.2 degrees.", + .C = true, + }, + .{ + .main_file = "095_for3.zig", + .output = "1 2 4 7 8 11 13 14 16 17 19", + }, + .{ + .main_file = "096_memory_allocation.zig", + .output = "Running Average: 0.30 0.25 0.20 0.18 0.22", + }, + .{ + .main_file = "097_bit_manipulation.zig", + .output = "x = 0; y = 1", + }, + .{ + .main_file = "098_bit_manipulation2.zig", + .output = "Is this a pangram? true!", + }, + .{ + .main_file = "099_formatting.zig", + .output = "\n X | 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 \n---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+\n 1 | 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 \n\n 2 | 2 4 6 8 10 12 14 16 18 20 22 24 26 28 30 \n\n 3 | 3 6 9 12 15 18 21 24 27 30 33 36 39 42 45 \n\n 4 | 4 8 12 16 20 24 28 32 36 40 44 48 52 56 60 \n\n 5 | 5 10 15 20 25 30 35 40 45 50 55 60 65 70 75 \n\n 6 | 6 12 18 24 30 36 42 48 54 60 66 72 78 84 90 \n\n 7 | 7 14 21 28 35 42 49 56 63 70 77 84 91 98 105 \n\n 8 | 8 16 24 32 40 48 56 64 72 80 88 96 104 112 120 \n\n 9 | 9 18 27 36 45 54 63 72 81 90 99 108 117 126 135 \n\n10 | 10 20 30 40 50 60 70 80 90 100 110 120 130 140 150 \n\n11 | 11 22 33 44 55 66 77 88 99 110 121 132 143 154 165 \n\n12 | 12 24 36 48 60 72 84 96 108 120 132 144 156 168 180 \n\n13 | 13 26 39 52 65 78 91 104 117 130 143 156 169 182 195 \n\n14 | 14 28 42 56 70 84 98 112 126 140 154 168 182 196 210 \n\n15 | 15 30 45 60 75 90 105 120 135 150 165 180 195 210 225", + }, + .{ + .main_file = "100_for4.zig", + .output = "Arrays match!", + }, + .{ + .main_file = "999_the_end.zig", + .output = "\nThis is the end for now!\nWe hope you had fun and were able to learn a lot, so visit us again when the next exercises are available.", + }, }; - -// Check that each exercise number, excluding the last, forms the sequence -// `[1, exercise.len)`. -// -// Additionally check that the output field does not contain trailing whitespace. -fn validate_exercises() bool { - // Don't use the "multi-object for loop" syntax, in order to avoid a syntax - // error with old Zig compilers. - var i: usize = 0; - for (exercises[0 .. exercises.len - 1]) |ex| { - i += 1; - if (ex.number() != i) { - print("exercise {s} has an incorrect number: expected {}, got {s}\n", .{ - ex.main_file, - i, - ex.key(), - }); - - return false; - } - - const output = std.mem.trimRight(u8, ex.output, " \r\n"); - if (output.len != ex.output.len) { - print("exercise {s} output field has extra trailing whitespace\n", .{ - ex.main_file, - }); - - return false; - } - } - - return true; -}