{"version":"1.0","author_name":"fortran66","blog_url":"https://fortran66.hatenablog.com/","categories":["ProjectEuler"],"width":"100%","height":"190","title":"problem 004","image_url":null,"html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Ffortran66.hatenablog.com%2Fentry%2F20121227%2F1356618769\" title=\"problem 004 - fortran66\u306e\u30d6\u30ed\u30b0\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>","url":"https://fortran66.hatenablog.com/entry/20121227/1356618769","type":"rich","blog_title":"fortran66\u306e\u30d6\u30ed\u30b0","description":"\u3053\u308c\u306f\uff12\uff0c\uff13\u79d2\u304b\u304b\u308b\u3002\u30bd\u30fc\u30c8\u3057\u3066\u5927\u304d\u3044\u6570\u304b\u3089\u63a2\u305b\u3070\u65e9\u304f\u306a\u308d\u3046\u3002 \u30bd\u30fc\u30b9\u30fb\u30d7\u30ed\u30b0\u30e9\u30e0 program PEuler4 implicit none integer, parameter :: n = 999 integer :: itab(n, n) = 0 integer, allocatable :: q(:) integer :: i, j forall(i = 1:n, j = 1:n, i >= j) itab(i, j) = i * j print *, maxval(itab, mask = palind(itab)) stop contains elemental logical \u2026","provider_name":"Hatena Blog","published":"2012-12-27 23:32:49","author_url":"https://blog.hatena.ne.jp/fortran66/","provider_url":"https://hatena.blog"}