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This commit is contained in:
Armin Friedl 2025-01-18 15:27:11 +01:00
parent 9dbdf6f751
commit 0f2787c4ec
1 changed files with 3 additions and 3 deletions
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6
exercises/004_arrays.zig
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@ -27,7 +27,7 @@ pub fn main() void {
// (Problem 1) // (Problem 1)
// This "const" is going to cause a problem later - can you see what it is? // This "const" is going to cause a problem later - can you see what it is?
// How do we fix it? // How do we fix it?
const some_primes = [_]u8{ 1, 3, 5, 7, 11, 13, 17, 19 }; var some_primes = [_]u8{ 1, 3, 5, 7, 11, 13, 17, 19 };
// Individual values can be set with '[]' notation. // Individual values can be set with '[]' notation.
// Example: This line changes the first prime to 2 (which is correct): // Example: This line changes the first prime to 2 (which is correct):
@ -40,11 +40,11 @@ pub fn main() void {
// (Problem 2) // (Problem 2)
// Looks like we need to complete this expression. Use the example // Looks like we need to complete this expression. Use the example
// above to set "fourth" to the fourth element of the some_primes array: // above to set "fourth" to the fourth element of the some_primes array:
const fourth = some_primes[???]; const fourth = some_primes[3];
// (Problem 3) // (Problem 3)
// Use the len property to get the length of the array: // Use the len property to get the length of the array:
const length = some_primes.???; const length = some_primes.len;
std.debug.print("First: {}, Fourth: {}, Length: {}\n", .{ std.debug.print("First: {}, Fourth: {}, Length: {}\n", .{
first, fourth, length, first, fourth, length,