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// Run as: `zig test zig/ch-2.zig`
const std = @import("std");
fn signed_int_or_length(word: []const u8) i64 {
return std.fmt.parseInt(i64, word, 10)
catch @as(i64, @intCast(word.len));
}
fn task2(words: []const []const u8) i64 {
var ret: i64 = std.math.minInt(i64);
for (words) |word| {
ret = @max(ret, signed_int_or_length(word));
}
return ret;
}
pub fn main() void {}
const expect = std.testing.expect;
test "Task example 1" { try expect(task2(&[_][]const u8 { "perl", "2", "000", "python", "r4ku" }) == 6); }
test "Task example 2" { try expect(task2(&[_][]const u8 { "001", "1", "000", "0001" }) == 1); }
test "Max is negative" { try expect(task2(&[_][]const u8 { "-3", "-55", "-987", }) == -3); }
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