teamikl https://blog.hatena.ne.jp/teamikl/ Hello world ! https://teamikl.hatenadiary.org/ Ada type Hours24 is new Integer range 0 .. 23; type Hours is new Integer range 1 .. 12; Hours24 and Hours are different types. You can not assignment Hours's var to Hours24 variables. type Hours24 is new Integer range 0 .. 23; subtype Hours is Hours24 range 1 .. 12; Hours is subtype of Hours24. You can … 190 <iframe src="https://hatenablog-parts.com/embed?url=https%3A%2F%2Fteamikl.hatenadiary.org%2Fentry%2F20030902%2Fp1" title=" types and subtypes - Hello world !" class="embed-card embed-blogcard" scrolling="no" frameborder="0" style="display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;"></iframe> Hatena Blog https://hatena.blog 2003-09-02 00:00:00 rich https://teamikl.hatenadiary.org/entry/20030902/p1 1.0 100%