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// Run as: `zig test zig/ch-1.zig`
const std = @import("std");
fn task1(ns: []const i8) i8 {
for (ns, 0..) |n, index| {
if ((index % 10) == n) {
return @as(i8, @intCast(index));
}
}
return -1;
}
pub fn main() void {}
const expect = std.testing.expect;
test "Task example 1" { try expect(task1(&[_]i8{ 0, 1, 2 }) == 0); }
test "Task example 2" { try expect(task1(&[_]i8{ 4, 3, 2, 1 }) == 2); }
test "Task example 3" { try expect(task1(&[_]i8{ 1, 2, 3, 4, 5, 6, 7, 8, 9, 0 }) == -1); }
test "Breaker 1" { try expect(task1(&[_]i8{ 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 1 }) == 11); }
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